CN105135826B - A kind of tail recuperation of heat hot air type penetrates adverse current fluidized dryer - Google Patents
A kind of tail recuperation of heat hot air type penetrates adverse current fluidized dryer Download PDFInfo
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- CN105135826B CN105135826B CN201510496224.0A CN201510496224A CN105135826B CN 105135826 B CN105135826 B CN 105135826B CN 201510496224 A CN201510496224 A CN 201510496224A CN 105135826 B CN105135826 B CN 105135826B
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- 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
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Abstract
The invention discloses a kind of tail recuperation of heat hot air type to penetrate adverse current fluidized dryer, and drying tower top connects air-introduced machine, emptied after the tangentially connected hot high-efficiency recoverer of cyclone dust removal tail being formed by stacking by tubular heat exchanger and cyclone dust collectors of air-introduced machine；Tubular heat exchanger shell side inlet end connects air, and outlet side connects drying tower bottom through air blower, steam fin heats device；It is hollow anti-water-drop-shaped that the draught fan impeller, which has blade, and backboard is dish-shaped structure；Air-introduced machine appearance profile line is involute.The present invention is creative integrated by the way that tail recuperation of heat and dedusting are carried out, and designs the hot high-efficiency recoverer of cyclone dust removal tail, reduces equipment investment and also improve operating efficiency；By setting sieve aperture cone lid, sieve aperture to bore disk, material blanking tube, stretching vibration power transmission shaft and conical plug, it is ingenious, ideally realize to the penetrating of material, adverse current, boiling and fluidized drying, it is more energy efficient, dry mass is higher, blower fan power consumption is lower, application prospect is also broader.
Description
Technical field
The present invention relates to a kind of dryer, refer specifically to air-introduced machine will not the tail recuperation of heat hot air type of laying dust penetrate adverse current and fluidize
Drying machine.
Background technology
Heated air drier is due to technology maturation, adaptable, operating cost is low, highly reliable, and it is so that material is done to appoint
One of dry main preferred unit, if the penetration adverse current fluidized drying to material can be realized in hot-air drying process, and
Tail heat is effectively reclaimed, then for improving drying efficiency and realizing that energy-saving and emission-reduction all have especially important meaning.
Air-introduced machine is the key equipment of heated air drier, and air-introduced machine is generally centrifugal blower, air-introduced machine it is continuous, steady
Calmly, reliably working is very crucial to the hydrofuge of drying machine, because the occasion that drying machine uses all contains certain dust mostly, draws
During blower fan work, air-flow during the draught fan impeller of high speed rotation by that can depart from air-flow phase due to centrifugation, dust granule
And deposit and be 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 recuperation of heat hot air type of dust penetrates adverse current fluidized dryer 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 hot air type penetrates adverse current fluidized dryer, including drying tower and air-introduced machine, it is characterised in that：It is dry
Dry tower top is provided with material envelope feed screw, and bottom is provided with wind stopping device discharging machine；Drying tower top connects air-introduced machine, air inducing machine-cut
Emptied after the hot high-efficiency recoverer of cyclone dust removal tail being formed by stacking to connection by tubular heat exchanger and cyclone dust collectors；Shell and tube
Heat exchanger shell pass inlet end connects air, and outlet side connects drying tower bottom through air blower, steam fin heats device；The air inducing
Machine includes draught fan impeller and casing, and draught fan impeller includes impeller backboard, impeller panel and blade, and blade arrangement is into the impeller diameter of axle
To, centrosymmetric hollow anti-water-drop-shaped, impeller backboard is dish；Hollow anti-water-drop-shaped blade connection impeller panel and with dish
Impeller backboard is welded to form impeller bodies；Impeller panel is provided with air inlet, dish-shaped impeller backboard is fixed by rivet and connecting shaft
Seat, axle bed are connected by axis hole and fan shaft；Casing is provided with air inlet and air outlet, and cabinet form contour line is gradually
Burst at the seams, the round heart of involute and blower fan axis coinciding, involute since on the inside of shell air outlet, with involute justify by line radius
It is gradually increased, terminates to shell air outlet outside, shell air outlet width is equal to involute circumference；Shell air inlet is provided with lid
Plate, also there is air inlet to be easy to connecting pipe, and axle center and impeller axis coinciding on cover plate.
Hydraulically extensible device connection power transmission shaft is provided with the top of the drying tower, power transmission shaft runs through tower body and can be by hydraulically extensible device
Driving up and down, power transmission shaft vibrate provided with vibration source transmission；It is made up of in drying tower body provided with multiple sieve aperture cone lid, sieve aperture cone disk
Stratiform repetitive structure, and bore and have certain interval between disk, cone lid and be all fixed on by elastic connection in tower wall；Bore disk and cone covers
Material blanking tube and axle sleeve are connected respectively, there are multiple conical plugs on power transmission shaft, conical plug can close material blanking tube upwards, down against axle sleeve
Material blanking tube can be opened.
The tangentially connected cyclone dust collectors of drain valve of the steam fin heats device, utilize the higher steam condensate (SC) of temperature
Hydro-peening is carried out to cyclone dust collectors, realizes effective utilization of used heat and waste water.
The hollow anti-water-drop-shaped blade is combined into by the welding of two panels Curved surface metal, and has symmetrical streamline profile.
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, material to be dried is entered in the cone disk on drying tower top by material envelope feed screw, now liquid
Pressure expansion bend drives power transmission shaft conical plug is compressed closing material blanking tube upwards.Behind Vibration on Start-up source, boring material in disk can be because of vibration
Concentrated to the material blanking tube of centre, now cone lid is unaffected.
When hydraulically extensible device drives power transmission shaft downward, conical plug can be downwardly against on axle sleeve and open material blanking tube, at this moment
Material can be fallen by material blanking tube to be covered in lower floor's cone.Restart vibration source, boring the material covered can be because vibrating to the scattered fortune in edge
Dynamic, the gap by boring lid and cone disk enters lower floor and bores disk, and it is unaffected now to bore disk.
Upper and lower flexible and vibration source the start and stop of hydraulically extensible device, material can be made on sieve aperture cone lid and sieve aperture cone disk
Concentrate, spread, fall repeatedly, make progressively moving downward for fluidization of material, realize that hot air type is worn with hot-air from bottom to top
Saturating countercurrent fluidized drying, makes that drying efficiency is high, energy consumption is extremely low, and dried material is defeated by bottom of towe wind stopping device discharging machine
Go out.
The cavity that air-introduced machine inputs the damp and hot tail gas on tower body top between tubular heat exchanger and cyclone dust collectors, realize
Cyclone dust removal simultaneously carries out first step eddy flow heating to the fresh air into heat exchanger shell pass, and dust is exported by wind stopping device.
Damp and hot steam after dedusting enters heat exchanger tube pass by eddy flow tedge, is finally discharged from blast pipe, damp-heat water
Vapour carries out second step heating in tube side to the fresh air for entering shell side, and the fresh air after the preheating of two steps is inputted by air blower
After steam fin heats device is heated to required temperature, into drying tower bottom, hot blast is realized with the material that fluidization is progressively fallen
Formula penetrates countercurrent fluidized drying.
The draught fan impeller of the present invention is in use, because 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 by centrifugation 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 scheme, it is particularly suitable for the big wide impeller air-introduced machine of delivery air amount and uses.
Compared with the impeller backboard of common air-introduced machine, the characteristics of dish-shaped impeller backboard and advantage is：When steel plate thickness is the same
When, dish-shaped backboard is due to rigidity reinforced, stress is scattered, elastic buffer improves and shape stability also greatly improves, thus
Bearing capacity can be enhanced about more than once on the basis of common flat backboard.Because backboard almost carries whole fans loads, so
Dish is made in backboard can be more durable, and the wheel hub of truck is because have disc structure, bearing capacity enhancing, also more
It is durable.
Compared with prior art, beneficial effects of the present invention also reside in：
Tail recuperation of heat and dedusting are carried out into creativeness to integrate, design the hot high-efficiency recoverer of cyclone dust removal tail, returns tail heat
Receive and completed with the step of dedusting one, reduce equipment investment and also improve operating efficiency, realize energy-saving and emission-reduction；By setting sieve aperture to bore
Lid, sieve aperture cone disk, material blanking tube, stretching vibration power transmission shaft and conical plug, it is ingenious, ideally realize to the penetrating of material, adverse current,
Boiling and fluidized drying, surmounted completely classics boiling counter-current drying pattern, it is more energy efficient, dry mass is higher, blower fan consumption
Electricity is lower.
Blade design is into hollow anti-water-drop-shaped, and sharf radial center is symmetrical, makes its blower fan 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 stable, reliable use, can save material, be easy to make, be also beneficial to equipment
Light and handyization.
Hollow anti-water-drop-shaped blade has streamline profile, 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, 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；1st, cyclone dust collectors；2nd, tangent air inlet；3rd, blast pipe；4th, tubular heat exchanger；5th, tubulation；6、
Eddy flow tedge；7th, wind stopping device；8th, drain valve；9th, air inlet pipe；10th, steam fin heats device；11st, steam valve；12nd, air blower；
13rd, hydraulically extensible device；14th, material envelope feed screw；15th, vibration source；16th, material blanking tube；17th, conical plug；18th, sieve aperture cone disk；19、
Axle sleeve；20th, sieve aperture cone lid；21st, drying tower；22nd, power transmission shaft；23rd, wind stopping device discharging machine；31st, anti-water-drop-shaped blade；32nd, impeller
It is cylindrical；33rd, impeller air inlet；34th, axle bed；35th, rivet；36th, axis hole；37th, dish-shaped impeller backboard；38th, impeller panel；41st, leaf
Wheel；42nd, shell air inlet；43rd, involute is justified；44th, support；45th, casing；46th, shell air inlet cover plate；47th, shell air outlet；
B, shell air outlet width.
Embodiment
In conjunction with accompanying drawing, the present invention is further elaborated with.
Tail recuperation of heat hot air type penetrates adverse current fluidized dryer, including the He of drying tower 21 as shown in Figure 1, Figure 2, Figure 3 and Figure 4
Air-introduced machine A, drying tower A top are provided with material envelope feed screw 14, and bottom is provided with wind stopping device discharging machine 23；Drying tower top connects
The tangentially connected cyclone dust removal tail heat being formed by stacking by tubular heat exchanger 4 and cyclone dust collectors 1 of air-introduced machine A, air-introduced machine A is efficiently
Emptied after recover；The shell side inlet end of tubular heat exchanger 4 connects air, and outlet side is through air blower 12, steam fin heats device
10 connection drying tower 21 bottoms；The air-introduced machine A includes draught fan impeller 41 and casing 45, and draught fan impeller 41 includes impeller backboard
37th, impeller panel 38 and blade 31, blade 31 are arranged to impeller Axial and radial, centrosymmetric hollow anti-water-drop-shaped, impeller backboard
37 be dish；Hollow anti-water-drop-shaped blade 31 connects impeller panel 38 and is welded to form impeller bodies with dish-shaped impeller backboard 37；
Impeller panel 38 is provided with air inlet 33, dish-shaped impeller backboard 37 is fixed by rivet 35 and connection shaft seat 34, axle bed 34 pass through axle
Hole 36 is connected with fan shaft；Casing 45 is provided with air inlet 42 and air outlet 47, and cabinet form contour line is involute,
The round heart of involute and blower fan axis coinciding, involute since the inner side of shell air outlet 47, line radius with involute circle by
Gradually 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
Also there is air inlet to be easy to connecting pipe, and axle center and impeller axis coinciding provided with cover plate 46, on cover plate.
The top of drying tower 21 is provided with hydraulically extensible device 13 and connects power transmission shaft 22, and power transmission shaft 22 runs through tower body and can be by liquid
Pressure expansion bend drives about 13, and power transmission shaft 22 is provided with vibration source 15 and transmits vibration；Dry in tower body 21 provided with multiple by sieve aperture
Cone lid 20, sieve aperture bore the stratiform repetitive structure that disk 18 forms, and have certain interval between cone disk 18, cone lid 20 and all connected by elastic
Connect and be fixed in tower wall；Cone disk 18 and cone lid 20 connect material blanking tube 16 and axle sleeve 19 respectively, have multiple conical plugs on power transmission shaft 22
17, conical plug 17 can close material blanking tube 16 upwards, and material blanking tube 16 can be opened down against axle sleeve 19.
The tangentially connected cyclone dust collectors 1 of drain valve 8 of the steam fin heats device 10, it is cold using the higher steam of temperature
Condensate carries out hydro-peening to cyclone dust collectors 1, realizes effective utilization of used heat and waste water.
The hollow anti-water-drop-shaped blade 31 is combined into by the welding of two panels Curved surface metal, and has symmetrical streamline profile.
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, material to be dried is entered in the cone disk 18 on the top of drying tower 21 by material envelope feed screw 14,
Now hydraulically extensible device 13 drives power transmission shaft 22 conical plug 17 is compressed upwards and closes material blanking tube 16.Behind Vibration on Start-up source 15, cone
Material can be concentrated because of the material blanking tube 16 vibrated to centre in disk 18, and it is unaffected now to bore lid 20.
When hydraulically extensible device 13 drives power transmission shaft 22 downward, conical plug 17 can be downwardly against on axle sleeve 19 and open blanking
Pipe 16, at this moment material can be fallen by material blanking tube 16 bores on lid 20 in lower floor.Restart vibration source 15, boring material on lid 20 can be because
Vibrate to the scattered motion in edge, the gap by boring lid and cone disk enters lower floor and bores disk 18, and it is unaffected now to bore disk 18.
Upper and lower flexible and vibration source 15 the start and stop of hydraulically extensible device 13, can make material bore lid 20 and sieve aperture in sieve aperture
Concentrated repeatedly on cone disk 18, spread, fall, make progressively moving downward for fluidization of material, realized with hot-air from bottom to top
Hot air type penetrates countercurrent fluidized drying, makes that drying efficiency is high, energy consumption is extremely low, and dried material is gone out by bottom of towe wind stopping device
Material machine 23 exports.
The chamber that air-introduced machine A inputs the damp and hot tail gas on the top of tower body 21 between tubular heat exchanger 4 and cyclone dust collectors 1
Body, realizes cyclone dust removal and the fresh air to entering the shell side of heat exchanger 4 carries out first step eddy flow heating, and dust is by wind stopping device 7
Output.
Damp and hot steam after dedusting enters the tube side of heat exchanger 4 by eddy flow tedge 6, is finally discharged from blast pipe 3, damp and hot
Steam carries out second step heating in tube side to the fresh air for entering shell side, and the fresh air after the preheating of two steps is by air blower 12
After input steam fin heats device 10 is heated to required temperature, into the bottom of drying tower 21, the material progressively to be fallen with fluidization
Realize that hot air type penetrates countercurrent fluidized drying.
The draught fan impeller of the present invention is in use, because 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 by centrifugation 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 scheme, it is particularly suitable for the big wide impeller air-introduced machine of delivery air amount and uses.
Compared with the impeller backboard of common air-introduced machine, the characteristics of dish-shaped impeller backboard 37 and advantage is：When steel plate thickness one
During sample, dish-shaped backboard is due to rigidity reinforced, stress is scattered, elastic buffer improves and shape stability also greatly improves, because
And bearing capacity can be enhanced about more than once on the basis of common flat backboard.Because backboard almost carries whole fans loads, institute
Dish is made with backboard can be more durable, and the wheel hub of truck is because have disc structure, bearing capacity enhancing, also more
Add durable.
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 recuperation of heat hot air type penetrates adverse current fluidized dryer, including drying tower and air-introduced machine, it is characterised in that：Dry
Tower top is provided with material envelope feed screw, and bottom is provided with wind stopping device discharging machine；Drying tower top connects air-introduced machine, and air-introduced machine is tangential
Emptied after connecting the hot high-efficiency recoverer of cyclone dust removal tail being formed by stacking by tubular heat exchanger and cyclone dust collectors；Shell and tube changes
Hot device shell side inlet end connects air, and outlet side connects drying tower bottom through air blower, steam fin heats device；The air-introduced machine
Including draught fan impeller and casing, draught fan impeller includes impeller backboard, impeller panel and blade, blade arrangement into impeller Axial and radial,
Centrosymmetric hollow anti-water-drop-shaped, impeller backboard are dish；Hollow anti-water-drop-shaped blade connection impeller panel and with dish-shaped leaf
Wheel backboard is welded to form impeller bodies；Impeller panel is provided with air inlet, dish-shaped impeller backboard is fixed by rivet and connection shaft seat,
Axle bed is connected by axis hole and fan shaft；Casing is provided with air inlet and air outlet, and cabinet form contour line is gradually to open
Line, the round heart of involute and blower fan axis coinciding, involute since on the inside of shell air outlet, line radius with involute circle by
Gradually increase, terminate to shell air outlet outside, shell air outlet width is equal to involute circumference；Shell air inlet is provided with lid
Plate, also there is air inlet to be easy to connecting pipe, and axle center and impeller axis coinciding on cover plate；Stretched at the top of the drying tower provided with hydraulic pressure
Contracting device connects power transmission shaft, and power transmission shaft is through tower body and can be driven up and down by hydraulically extensible device, and power transmission shaft is provided with vibration source transmission
Vibration；Drying tower body is interior provided with multiple stratiform repetitive structures being made up of sieve aperture cone lid, sieve aperture cone disk, and has between cone disk, cone lid
Certain interval is simultaneously all fixed in tower wall by elastic connection；Bore disk and cone covers and connects material blanking tube and axle sleeve respectively, on power transmission shaft
There are multiple conical plugs, conical plug can close material blanking tube upwards, and material blanking tube can be opened down against axle sleeve；The steam fin heats
The tangentially connected cyclone dust collectors of drain valve of device.
2. tail recuperation of heat hot air type penetrates adverse current fluidized dryer according to claim 1, it is characterised in that：It is described hollow anti-
Water-drop-shaped blade is combined into by the welding of two panels Curved surface metal, and has symmetrical streamline profile.
3. tail recuperation of heat hot air type according to claim 1 or claim 2 penetrates adverse current fluidized dryer, it is characterised in that：The machine
Shell is fixed on support.
4. tail recuperation of heat hot air type according to claim 1 or claim 2 penetrates adverse current fluidized dryer, it is characterised in that：The machine
Shell air intake velar plate is bolted to connection casing, and can dismantle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510496224.0A CN105135826B (en) | 2015-08-14 | 2015-08-14 | A kind of tail recuperation of heat hot air type penetrates adverse current fluidized dryer |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510496224.0A CN105135826B (en) | 2015-08-14 | 2015-08-14 | A kind of tail recuperation of heat hot air type penetrates adverse current fluidized dryer |
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| CN105135826B true CN105135826B (en) | 2017-11-10 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105571296B (en) * | 2016-02-16 | 2017-12-12 | 郑伟思 | Grain air-drying machine |
| CN108580435A (en) * | 2018-06-12 | 2018-09-28 | 盐城诚达环保工程有限公司 | BB fertilizer drying dusters |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3656021B2 (en) * | 2000-09-11 | 2005-06-02 | 松下エコシステムズ株式会社 | Centrifugal blower impeller |
| CN200982805Y (en) * | 2006-11-15 | 2007-11-28 | 吴一夫 | Heat recovering apparatus |
| CN101886874A (en) * | 2009-05-12 | 2010-11-17 | 甘肃锦世化工有限责任公司 | Automatic constant temperature drying and automatic regulation material flow control device of light energy vertical dryer |
| CN102022376A (en) * | 2010-11-05 | 2011-04-20 | 聂伟 | Suction fan impeller of mower |
| CN201810564U (en) * | 2010-09-07 | 2011-04-27 | 刘忠宜 | Centrifugal fan capable of axial air inlet and outlet |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW201323730A (en) * | 2011-12-07 | 2013-06-16 | Hon Hai Prec Ind Co Ltd | Fan and fan assembly |
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2015
- 2015-08-14 CN CN201510496224.0A patent/CN105135826B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3656021B2 (en) * | 2000-09-11 | 2005-06-02 | 松下エコシステムズ株式会社 | Centrifugal blower impeller |
| CN200982805Y (en) * | 2006-11-15 | 2007-11-28 | 吴一夫 | Heat recovering apparatus |
| CN101886874A (en) * | 2009-05-12 | 2010-11-17 | 甘肃锦世化工有限责任公司 | Automatic constant temperature drying and automatic regulation material flow control device of light energy vertical dryer |
| CN201810564U (en) * | 2010-09-07 | 2011-04-27 | 刘忠宜 | Centrifugal fan capable of axial air inlet and outlet |
| CN102022376A (en) * | 2010-11-05 | 2011-04-20 | 聂伟 | Suction fan impeller of mower |
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| CN105135826A (en) | 2015-12-09 |
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