CN105066626B - Tail heat utilization sieve aperture turnover plate type drying machine - Google Patents
Tail heat utilization sieve aperture turnover plate type drying machine Download PDFInfo
- Publication number
- CN105066626B CN105066626B CN201510497118.4A CN201510497118A CN105066626B CN 105066626 B CN105066626 B CN 105066626B CN 201510497118 A CN201510497118 A CN 201510497118A CN 105066626 B CN105066626 B CN 105066626B
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- air
- impeller
- dry
- sieve aperture
- plate type
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- 238000001035 drying Methods 0.000 title claims abstract description 28
- 230000007306 turnover Effects 0.000 title claims abstract description 21
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 241001075561 Fioria Species 0.000 claims description 2
- 239000000428 dust Substances 0.000 abstract description 16
- 239000000463 material Substances 0.000 abstract description 16
- 238000004140 cleaning Methods 0.000 abstract description 4
- 238000001816 cooling Methods 0.000 abstract description 4
- 238000009825 accumulation Methods 0.000 abstract description 2
- 239000007789 gas Substances 0.000 description 19
- 238000005516 engineering process Methods 0.000 description 6
- 239000002918 waste heat Substances 0.000 description 6
- 230000003068 static effect Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000005119 centrifugation Methods 0.000 description 3
- 238000010276 construction 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
- 238000007605 air drying Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000007812 deficiency Effects 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
- 238000011084 recovery Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000001186 cumulative effect 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
- 239000000203 mixture Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 125000006850 spacer group Chemical group 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
- Structures Of Non-Positive Displacement Pumps (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The invention discloses a kind of tail heat utilization sieve aperture turnover plate type drying machine, dries box body and is conveyed provided with top-down sieve aperture turnover plate type；Dry box body and be 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 wedge；Air-introduced machine appearance profile line is involute.Tail heat utilization 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 heat utilization to completing dry material, promotes energy-saving and emission-reduction；Blade realizes the real-time cleaning of dust and increases the impeller intensity of blower fan for the structure of hollow wedge, 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 laying dust tail heat utilization sieve aperture turnover plate type drying machine.
Background technology
Air drier is due to technology maturation, adaptable, operating cost is low, highly reliable, turns into dry materials
One of preferred unit.Sieve aperture turnover plate type drying machine is one kind of air drier, have it is simple in construction, working ability is especially strong
Feature, and due to material, successively blanking is overturn in the process of running, thus the product quality dried 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 enter tail gas end of line heat utilization operation, thus the tail heat utilization 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, stably, reliably working it is very crucial to drying machine hydrofuge, because the occasion that drying machine uses all contains certain powder mostly
Dirt, when air-introduced machine works, air-flow during the draught fan impeller of high speed rotation by that can depart from gas due to centrifugation, dust granule
Stream is mutually deposited and is attached on draught fan impeller.
Because draught fan impeller rotating speed is general 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 balance of draught fan impeller rotation, 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, automatic cleaning 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 exactly overcome the deficiencies in the prior art, there is provided a kind of simple and practical, energy
The tail heat utilization 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 heat utilization sieve aperture turnover plate type drying machine, including dry box body and air-introduced machine, it is characterised in that；Drying machine
Casing is provided with driving wheel, follower and stainless steel sieve and forms top-down sieve aperture turnover plate type conveying；Dry has in box body
Median septum and lower clapboard are divided into the dry section of upper, middle and lower three by box body is dried；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 airduct, 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 wedge；Hollow wedge blade connects leaf
Wheel panel is simultaneously welded to form impeller bodies with impeller backboard；Impeller panel is provided with air inlet, impeller backboard is fixed simultaneously by rivet
Connection shaft seat, axle bed are connected by axis hole and fan shaft；Casing is provided with air inlet and air outlet, cabinet form profile
Line is involute, the round heart of involute and blower fan axis coinciding, and involute is since on the inside of shell air outlet, and line radius is with gradually
The circle that bursts at the seams is gradually increased, and is terminated to shell air outlet outside, shell air outlet width is equal to involute circumference；Shell air inlet
Also there is air inlet to be easy to connecting pipe, and axle center and impeller axis coinciding provided with cover plate, on cover plate.
The lower dry section is linked back air blower through airduct, further realizes tail heat utilization.
The dry box body is provided with feed hopper and discharge bucket, realizes the charging drying of serialization.
The casing is fixed on support.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 makes output gas flow that there is speed to move
Pressure head also has hydrostatic head, and both sums are exactly blower press.
Shell air inlet can connect airduct according to need, and air intake velar plate is detachable, be bolted to connection casing, machine
The scroll casing shape of shell gradually opens profile and meets closed Fan casing, conveying gas while the needs for realizing energy efficient conversion, makes output gas
Stream can reach required flow and total head.
The shell air inlet cover plate 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 median septum termination and turned 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 is cooled down through lower dry section to material, 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 airduct, further realizes waste heat recovery.
The draught fan impeller of the present invention is in use, because blade design is into hollow wedge, and sharf radial center is symmetrical,
Thus at a high speed rotate when, blade surface under the action of the centrifugal force have centrifugation self purification, make dust by centrifugal action and
It can not adhere to, not interfere with dynamic, the static balancing of impeller thus, will not more accumulate dust；The technology of this blade construction
Scheme, it 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 heat utilization 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 heat utilization 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 wedge, and sharf radial center is symmetrical, its blower fan backboard connected is resisted with panel
Relative torsion, 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 wedge, and sharf radial center is symmetrical, even with relatively thin board making blower fan leaf
Wheel can also obtain higher intensity, ensure stable, reliable use, can save material, be easy to make, be also beneficial to the light of equipment
Skilfulization.
The present invention by Vanes on Induced Draft Fan ingehious design into hollow wedge, realize by and the symmetrical shape of sharf radial center
The real-time cleaning of dust on blade, extend the service life of equipment and can effectively prevent the safe thing that dust accumulation triggers
Therefore have 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, box body is dried；4、
Air heat exchanger；5th, air blower；6th, steam fin heats device；7th, central dividing plate；8th, lower clapboard；9th, base spacer；10th, 11 be wind
Pipe；31st, Wedge 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, support；45th, casing；46th, shell air inlet lid
Plate；47th, shell air outlet；B, shell air outlet width.
Embodiment
In conjunction with accompanying drawing, the present invention is further elaborated with.
Tail heat utilization 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 and be provided with driving wheel, follower and the top-down sieve aperture turnover plate type conveying 2 of stainless steel sieve composition；It is dry
There are median septum 7 and lower clapboard 8 to divide box body 3 is dried 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 the inlet end of air heat exchanger 4 connection air, outlet side connects air blower through airduct 11
5 air inlets, the steam fin heats device 6 in the connection of the air outlet of air blower 5 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 wedge；Hollow wedge blade 31 connects impeller panel 38 and is welded to form impeller master with impeller backboard 37
Body；Impeller panel 38 is provided with air inlet 33, impeller backboard 37 is fixed by rivet 35 and connection shaft seat 34, axle bed 34 pass through axis hole
36 are connected with fan shaft；Casing 45 is provided with air inlet 42 and air outlet 47, and cabinet form contour line is involute, gradually
Burst at the seams the round heart and blower fan axis coinciding, and involute since the inner side of shell air outlet 47, with involute justify gradual by line radius
Increase, terminate to the outside of shell air outlet 47, shell air outlet width B is equal to involute and justifies 43 girths；Shell air inlet 42 is set
There is cover plate 46, also there is air inlet to be easy to connecting pipe, and axle center and impeller axis coinciding on cover plate.
The lower dry section is linked back air blower 5 through airduct 10, further realizes tail heat utilization.
The dry box body is provided with feed hopper 1 and discharge bucket, realizes the charging drying of serialization.
The casing 45 is fixed on support 44.Casing 45 plays sealing process, and the air inlet of air inlet 42 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 both sums are exactly blower press.
Shell air inlet 42 can connect airduct according to need, and air intake velar plate 46 is detachable, is bolted to connection machine
Shell 45, the scroll casing shape of casing 45 gradually open profile and meet closed Fan casing, conveying gas while the needs for realizing energy efficient conversion,
Output gas flow is set to reach required flow and total head.
The shell air inlet cover plate 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 being exchanged 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 the termination of median septum 7 and 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 is cooled down through lower dry section to material, 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 airduct 10, further realizes waste heat recovery.
The draught fan impeller of the present invention is in use, because blade design is into hollow wedge, and sharf radial center is symmetrical,
Thus at a high speed rotate when, blade surface under the action of the centrifugal force have centrifugation self purification, make dust by centrifugal action and
It can not adhere to, not interfere with dynamic, the static balancing of impeller thus, will not more accumulate dust；The technology of this blade construction
Scheme, it 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 any formal limitation to the present invention.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, all should fall in the range of technical solution of the present invention protection.
Claims (4)
1. a kind of tail heat utilization sieve aperture turnover plate type drying machine, including dry box body and air-introduced machine, it is characterised in that；Dry cabinet
Body is provided with driving wheel, follower and stainless steel sieve and forms top-down sieve aperture turnover plate type conveying；Dry in having in box body
Dividing plate and lower clapboard are divided into the dry section of upper, middle and lower three by box body is dried；Upper dry section connects air-introduced machine through air heat exchanger
After empty, air heat exchanger inlet end connection air, outlet side through airduct connect blower inlet, blower outlet connection
Steam fin heats device in middle dry section；The lower dry section is linked back air blower through airduct；The air-introduced machine includes blower fan leaf
Wheel and casing, draught fan impeller include impeller backboard, impeller panel and blade, and blade arrangement is into impeller Axial and radial, centrosymmetric
Hollow wedge；Hollow wedge blade connects impeller panel and is welded to form impeller bodies with impeller backboard；Impeller panel be provided with into
Air port, impeller backboard is fixed by rivet and connection shaft seat, axle bed are connected by axis hole and fan shaft；Casing is provided with
Air inlet and air outlet, cabinet form contour line are involutes, the round heart of involute and blower fan axis coinciding, and involute is from casing
Start on the inside of air outlet, line radius is gradually increased with involute circle, is terminated to shell air outlet outside, shell air outlet width
Equal to involute circumference；Shell air inlet is provided with cover plate, also has air inlet to be easy to connecting pipe, and axle center and impeller on cover plate
Axis coinciding.
2. tail heat utilization sieve aperture turnover plate type drying machine according to claim 1, it is characterised in that：The dry box body is provided with
Feed hopper and discharge bucket, realize the charging drying of serialization.
3. tail heat utilization sieve aperture turnover plate type drying machine according to claim 1, it is characterised in that：The casing is fixed on support
On.
4. tail heat utilization sieve aperture turnover plate type drying machine according to claim 1, it is characterised in that：The shell air inlet cover plate
Casing is bolted to connection, and can be dismantled.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510497118.4A CN105066626B (en) | 2015-08-14 | 2015-08-14 | Tail heat utilization sieve aperture turnover plate type drying machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510497118.4A CN105066626B (en) | 2015-08-14 | 2015-08-14 | Tail heat utilization sieve aperture turnover plate type drying machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105066626A CN105066626A (en) | 2015-11-18 |
| CN105066626B true CN105066626B (en) | 2018-02-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510497118.4A Active CN105066626B (en) | 2015-08-14 | 2015-08-14 | Tail heat utilization sieve aperture turnover plate type drying machine |
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| CN (1) | CN105066626B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105823318A (en) * | 2016-05-20 | 2016-08-03 | 江苏楷益智能科技有限公司 | Vertical type food drying device |
| CN107388796A (en) * | 2017-09-12 | 2017-11-24 | 无锡市强力干燥设备厂 | Multilayer conveyor type dryer |
| IT202000018580A1 (en) * | 2020-07-30 | 2022-01-30 | Certech S P A Con Socio Unico | DRYER WITH COOLING FUNCTION |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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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| CN105066626A (en) | 2015-11-18 |
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Inventor after: Jiang Xiangchu Inventor before: Yang Zhenghua Inventor before: Yin Yongzhong Inventor before: Zeng Aihua |
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Effective date of registration: 20180125 Address after: 325615, No. 39, Lane 6, East Bridge Road, Jing Dong village, Jing Jing Town, Wenzhou City, Zhejiang, Yueqing 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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Denomination of invention: Tail heat utilization sieve hole flap dryer Effective date of registration: 20211203 Granted publication date: 20180227 Pledgee: Bank of Guilin Co.,Ltd. Fangchenggang branch Pledgor: GUANGXI SHENGLONG METALLURGICAL CO.,LTD. Registration number: Y2021450000056 |
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Denomination of invention: Tail heat utilization sieve hole flap dryer Effective date of registration: 20220719 Granted publication date: 20180227 Pledgee: Bank of Guilin Co.,Ltd. Fangchenggang branch Pledgor: GUANGXI SHENGLONG METALLURGICAL CO.,LTD. Registration number: Y2022450000096 |
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