CN105004162B - Tail heat recovery steam plate-press dryer - Google Patents
Tail heat recovery steam plate-press dryer Download PDFInfo
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- CN105004162B CN105004162B CN201510496371.8A CN201510496371A CN105004162B CN 105004162 B CN105004162 B CN 105004162B CN 201510496371 A CN201510496371 A CN 201510496371A CN 105004162 B CN105004162 B CN 105004162B
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- impeller
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- tail
- air inlet
- heat recovery
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- 238000011084 recovery Methods 0.000 title claims abstract description 14
- 239000000428 dust Substances 0.000 claims abstract description 40
- 238000001035 drying Methods 0.000 claims abstract description 33
- 239000000463 material Substances 0.000 claims abstract description 15
- 239000002184 metal Substances 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 238000004140 cleaning Methods 0.000 abstract description 4
- 238000009825 accumulation Methods 0.000 abstract description 2
- 238000010438 heat treatment Methods 0.000 description 10
- 238000005119 centrifugation Methods 0.000 description 5
- 230000003068 static effect Effects 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000000746 purification Methods 0.000 description 3
- 239000002351 wastewater Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000009471 action Effects 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
- 230000007812 deficiency Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 230000002706 hydrostatic effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000001186 cumulative effect Effects 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 230000035800 maturation Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000001737 promoting effect Effects 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
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- Drying Of Solid Materials (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses a kind of tail heat recovery steam plate-press dryer, drying machine conveys provided with driving wheel, follower and scraper flight animal material on steam flat board；Upper dry section is through 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 upper end connects air inlet pipe, and lower end connects lower dry section through air blower；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 and dedusting are carried out creativeness and integrated by the present invention, are designed the hot high-efficiency recoverer of cyclone dust removal tail, tail recuperation of heat is completed with the step of dedusting one, reduce equipment investment and also improve operating efficiency；Blade realizes the real-time cleaning of dust and increases the impeller intensity of blower fan 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 laying dust tail heat recovery steam plate-press dryer.
Background technology
Steam-heating flat plate drying machine is due to technology maturation, adaptable, energy consumption is low, highly reliable, turns into material and does
One of dry main preferred unit.Material is conveyed by scraper plate on steam-heating flat plate and carries out contact heating formula drying, by
In simple for structure, energy consumption is especially low, working ability is strong, and every layer of blanking upset of material, so dry products quality is especially equal
It is even reliable.But drying process need to constantly discharge damp and hot tail gas to promote drying process, due to being rich in a large amount of tails heat in emission,
So need to enter tail gas end of line heat recovery operation, thus the tail recuperation of heat great significance for design optimized.
Air-introduced machine is the key equipment of steam plate-press dryer hydrofuge, and air-introduced machine is generally centrifugal blower, the company of air-introduced machine
It is continuous, 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 recovery steam plate-press dryer 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 recovery steam plate-press dryer, including drying machine and air-introduced machine, it is characterised in that；Drying machine is provided with
Driving wheel, follower and scraper flight animal material convey on steam flat board, steam flat board connection steam valve and drain valve；Drying machine
Inside there is median septum that drying is divided into upper dry section and lower dry section；Upper dry section is exchanged heat through air-introduced machine is tangentially connected by shell and tube
The hot high-efficiency recoverer of cyclone dust removal tail that device and cyclone dust collectors are formed by stacking, discharged at cone bottom by wind stopping device after rotational flow dust-removing
Dust, tail gas connect cone by eddy flow tedge, tubulation are passed through after being uniformly dispersed, and are arranged after being concentrated by top cone bucket by blast pipe
Go out；Tubular heat exchanger shell side upper end connects air inlet pipe, and lower end connects lower dry section through air blower；The air-introduced machine includes blower fan
Impeller and casing, draught fan impeller include impeller backboard, impeller panel and blade, and blade arrangement is into impeller Axial and radial, Central Symmetry
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 provided with air inlet, impeller backboard is fixed by rivet and connection shaft seat, and axle bed carries out cooperation company by axis hole and fan shaft
Connect；Casing is provided with air inlet and air outlet, and cabinet form contour line is involute, the round heart of involute and blower fan axis coinciding,
Since on the inside of shell air outlet, line radius is gradually increased involute with involute circle, is terminated to shell air outlet outside, machine
Shell air outlet width is equal to involute circumference；Shell air inlet is provided with cover plate, also has air inlet to be easy to connecting pipe on cover plate,
And axle center and impeller axis coinciding.
The tangentially connected cyclone dust collectors of drain valve, cyclone dust collectors are carried out using temperature higher steam condensate (SC)
Hydro-peening, realize effective utilization of used heat and waste water.
The drying machine is provided 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 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, steam flat board carries out the heat drying of contact to material, produces more damp and hot steam, air inducing
Damp-heat water vapour in drying machine is introduced tangentially into the cavity between tubular heat exchanger and cyclone dust collectors by machine, realizes cyclone dust removal
And the fresh air to entering heat exchanger shell pass carries out first step eddy flow heating, 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 heating of two steps is blasted by air blower
Lower dry section carries out gas displacement drying, and lower dry section air-flow through material is carried out, enters promoting the circulation of qi by median septum termination from left to right
Stream is turned back, then passes through upper dry section from right to left, thus has time enough with path to carry out material high-efficiency 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 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；Damp and hot steam rotation outside by heat exchanger shell pass
Stream rises with the damp and hot steam in heat exchanger tube, carries out two step high efficient heat exchangings and tail recuperation of heat, ultrahigh in efficiency, tail heat utilization heat
It is inabundant；Hydro-peening is carried out to cyclone dust collectors using temperature higher steam condensate (SC), realizes effective utilization of used heat and waste water.
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；C, D is material drop-off positions；1st, cyclone dust collectors；2nd, tangential inlet；3rd, blast pipe；4th, tubulation
Formula heat exchanger；5th, tubulation；6th, eddy flow tedge；7th, wind stopping device；8th, drain valve；9th, air inlet pipe；10th, steam-heating flat plate；11st, drum
Blower fan；12nd, steam valve；13rd, feed hopper；14th, cabinet upper plate；15th, cabinet lower plate；16th, cabinet central dividing plate；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 face
Plate；41st, impeller；42nd, shell air inlet；43rd, involute is justified；44th, support；45th, casing；46th, shell air inlet cover plate；47th, machine
Shell air outlet；B, shell air outlet width.
Embodiment
In conjunction with accompanying drawing, the present invention is further elaborated with.
Tail heat recovery steam plate-press dryer as shown in Figure 1, Figure 2, Figure 3 and Figure 4, including drying machine and air-introduced machine A, do
Dry machine conveys provided with driving wheel, follower and scraper flight animal material on steam flat board 10, and steam flat board 10 connects steam valve 12
With drain valve 8；There is median septum 16 that drying is divided into upper dry section and lower dry section in drying machine；Upper dry section is through air-introduced machine A
The tangentially connected hot high-efficiency recoverer of cyclone dust removal tail being formed by stacking by tubular heat exchanger 4 and cyclone dust collectors 1, rotational flow dust-removing
Dust is discharged by wind stopping device 7 at cone bottom afterwards, tail gas connects cone by eddy flow tedge 6, tubulation 5 is passed through after being uniformly dispersed,
Discharged after being concentrated by top cone bucket by blast pipe 3；The shell side upper end of tubular heat exchanger 4 connects air inlet pipe 9, and lower end is through air blower 11
The lower dry section of connection；The air-introduced machine includes draught fan impeller 41 and casing 45, and draught fan impeller 41 includes impeller backboard 37, impeller face
Plate 38 and blade 31, blade 31 are arranged to impeller Axial and radial, centrosymmetric hollow anti-water-drop-shaped；Hollow anti-water-drop-shaped blade 31
Connection impeller panel 38 is simultaneously welded to form impeller bodies with impeller backboard 37；Impeller panel 38 is provided with air inlet 33, impeller backboard
37 fix simultaneously connection shaft seat 34, axle bed 34 by rivet 35 is connected by axis hole 36 with fan shaft；Casing 45 is provided with
Air inlet 42 and air outlet 47, cabinet form contour line are involutes, the round heart of involute and blower fan axis coinciding, involute from
The inner side of shell air outlet 47 starts, and line radius is gradually increased with involute circle, terminates to the outside of shell air outlet 47, casing goes out
Air port width B is equal to involute and justifies 43 girths；Shell air inlet 42 is provided with cover plate 46, also has air inlet to be easy to connecting tube on cover plate
Road, and axle center and impeller axis coinciding.
The tangentially connected cyclone dust collectors 1 of drain valve 8, using the higher steam condensate (SC) of temperature to cyclone dust collectors 1
Hydro-peening is carried out, realizes effective utilization of used heat and waste water.
The drying machine is provided with feed hopper 13 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 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, steam flat board 10 carries out the heat drying of contact to material, produces more damp and hot steam, draws
Damp-heat water vapour in drying machine is introduced tangentially into the cavity between tubular heat exchanger 4 and cyclone dust collectors 1 by blower fan A, realizes rotation
Wind dedusting 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 7.
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 heating of two steps is by air blower 11
Blast lower dry section and carry out gas displacement drying, lower dry section air-flow is from left to right through material is carried out, by the termination of median septum 16
Carry out air-flow to turn back, then pass through upper dry section from right to left, thus have time enough with path to carry out material high-efficiency 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.
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 (6)
1. a kind of tail heat recovery steam plate-press dryer, including drying machine and air-introduced machine, it is characterised in that；Drying machine is provided with master
Driving wheel, follower and scraper flight animal material convey on steam flat board, steam flat board connection steam valve and drain valve；In drying machine
There is median septum that drying is divided into upper dry section and lower dry section；Upper dry section is tangentially connected by tubular heat exchanger through air-introduced machine
The hot high-efficiency recoverer of cyclone dust removal tail being formed by stacking with cyclone dust collectors, pass through wind stopping device discharge ash after rotational flow dust-removing at cone bottom
Dirt, tail gas connect cone by eddy flow tedge, tubulation are passed through after being uniformly dispersed, and are arranged after being concentrated by top cone bucket by blast pipe
Go out；Tubular heat exchanger shell side upper end connects air inlet pipe, and lower end connects lower dry section through air blower；The air-introduced machine includes blower fan
Impeller and casing, draught fan impeller include impeller backboard, impeller panel and blade, and blade arrangement is into impeller Axial and radial, Central Symmetry
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 provided with air inlet, impeller backboard is fixed by rivet and connection shaft seat, and axle bed carries out cooperation company by axis hole and fan shaft
Connect；Casing is provided with air inlet and air outlet, and cabinet form contour line is involute, the round heart of involute and blower fan axis coinciding,
Since on the inside of shell air outlet, line radius is gradually increased involute with involute circle, is terminated to shell air outlet outside, machine
Shell air outlet width is equal to involute circumference；Shell air inlet is provided with cover plate, also has air inlet to be easy to connecting pipe on cover plate,
And axle center and impeller axis coinciding.
2. tail heat recovery steam plate-press dryer according to claim 1, it is characterised in that：The drain valve is tangentially connected
Cyclone dust collectors.
3. tail heat recovery steam plate-press dryer according to claim 1 or claim 2, it is characterised in that：The drying machine is provided with
Feed hopper and discharge bucket, realize the charging drying of serialization.
4. tail heat recovery steam plate-press dryer according to claim 1 or claim 2, it is characterised in that：The hollow drop of turning one's coat
Shape blade is combined into by the welding of two panels Curved surface metal, and has symmetrical streamline profile.
5. tail heat recovery steam plate-press dryer according to claim 1 or claim 2, it is characterised in that：The casing is fixed on
On support.
6. tail heat recovery steam plate-press dryer according to claim 1 or claim 2, it is characterised in that：The shell air inlet
Cover plate is bolted to connection casing, and can dismantle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510496371.8A CN105004162B (en) | 2015-08-14 | 2015-08-14 | Tail heat recovery steam plate-press dryer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510496371.8A CN105004162B (en) | 2015-08-14 | 2015-08-14 | Tail heat recovery steam plate-press dryer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105004162A CN105004162A (en) | 2015-10-28 |
| CN105004162B true CN105004162B (en) | 2018-04-06 |
Family
ID=54376929
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510496371.8A Active CN105004162B (en) | 2015-08-14 | 2015-08-14 | Tail heat recovery steam plate-press dryer |
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Citations (6)
| 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 |
| 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 |
| CN202883471U (en) * | 2012-11-23 | 2013-04-17 | 江门凯信科技实业有限公司 | Energy-saving, noise-reduction and heat-dissipation fan impeller for motor |
| CN203068933U (en) * | 2013-01-16 | 2013-07-17 | 杨万青 | Veneer dryer |
| CN103575077A (en) * | 2013-11-07 | 2014-02-12 | 浙江大学 | Multi-layer belt type drying system |
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 |
-
2015
- 2015-08-14 CN CN201510496371.8A patent/CN105004162B/en active Active
Patent Citations (6)
| 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 |
| 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 |
| CN202883471U (en) * | 2012-11-23 | 2013-04-17 | 江门凯信科技实业有限公司 | Energy-saving, noise-reduction and heat-dissipation fan impeller for motor |
| CN203068933U (en) * | 2013-01-16 | 2013-07-17 | 杨万青 | Veneer dryer |
| CN103575077A (en) * | 2013-11-07 | 2014-02-12 | 浙江大学 | Multi-layer belt type drying system |
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| Publication number | Publication date |
|---|---|
| CN105004162A (en) | 2015-10-28 |
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Effective date of registration: 20191107 Address after: Room 301-15, building 1, No.111, Guigu Er Road, Luoxing street, Jiashan County, Jiaxing City, Zhejiang Province Patentee after: Jiashan chuangyue Intellectual Property Service Co.,Ltd. Address before: 416000 Hunan, Xiangxi Tujia and Miao Autonomous Prefecture, Jishou City People's road, No. 120 Patentee before: Jishou University |
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Application publication date: 20151028 Assignee: Jiaxing Tizhong Electronic Technology Co.,Ltd. Assignor: Jiashan chuangyue Intellectual Property Service Co.,Ltd. Contract record no.: X2022330000389 Denomination of invention: Tail heat recovery type steam flat dryer Granted publication date: 20180406 License type: Common License Record date: 20220810 |
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