CN205783013U - Biomass heat exchanger - Google Patents
Biomass heat exchanger Download PDFInfo
- Publication number
- CN205783013U CN205783013U CN201620669401.0U CN201620669401U CN205783013U CN 205783013 U CN205783013 U CN 205783013U CN 201620669401 U CN201620669401 U CN 201620669401U CN 205783013 U CN205783013 U CN 205783013U
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- Prior art keywords
- fire
- box
- heat exchanger
- tube
- expansion chamber
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 239000002028 Biomass Substances 0.000 title claims abstract description 39
- 239000000779 smoke Substances 0.000 claims abstract description 78
- 238000002485 combustion reaction Methods 0.000 claims abstract description 59
- 239000003546 flue gas Substances 0.000 claims abstract description 44
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 43
- 238000012423 maintenance Methods 0.000 claims description 17
- 239000007789 gas Substances 0.000 claims description 10
- 238000007599 discharging Methods 0.000 claims description 8
- VEMKTZHHVJILDY-UHFFFAOYSA-N resmethrin Chemical compound CC1(C)C(C=C(C)C)C1C(=O)OCC1=COC(CC=2C=CC=CC=2)=C1 VEMKTZHHVJILDY-UHFFFAOYSA-N 0.000 claims description 5
- 230000008676 import Effects 0.000 claims description 2
- 235000019504 cigarettes Nutrition 0.000 claims 1
- 230000007306 turnover Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 8
- 239000002245 particle Substances 0.000 abstract description 8
- 238000012546 transfer Methods 0.000 abstract description 8
- 239000000446 fuel Substances 0.000 abstract description 5
- 239000000428 dust Substances 0.000 abstract description 4
- 238000013517 stratification Methods 0.000 abstract description 4
- 238000010438 heat treatment Methods 0.000 description 5
- 239000003245 coal Substances 0.000 description 4
- 230000017525 heat dissipation Effects 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 239000000567 combustion gas Substances 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000003685 thermal hair damage Effects 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 208000031968 Cadaver Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- -1 electricity Substances 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003500 flue dust Substances 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000002372 labelling Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
Landscapes
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
This utility model relates to a kind of biomass heat exchanger, a kind of heat exchanger used that is connected with biomass particle burning machine, genus biomass burner technical field.This device is by being provided with smoke combustion expansion chamber between biomass combustion machine and heat-exchanger rig, solve the easy dust stratification of former heat exchanger, heat exchange efficiency is low, service life is short, biomass combustion machine directly cannot be connected the problem used with heat exchanger, at smoke combustion expansion chamber with enter fire tube and add radiating fin, add heat exchange area, improve heat transfer effect；By flue gas dividing plate, change flue gas fire and fall into trend, form flue gas S-shaped circuitous path passage, extend flue gas fire and fall into the holdup time, improve heat exchange efficiency.This utility model can solve the problem that the problems such as existing fuel of heat supply heat transfer efficiency is low, power consumption is big, and poor stability, operating cost are high, has rational in infrastructure, energy-conserving and environment-protective, heat transfer efficiency is high, consume energy the advantages such as low, safety good, operating cost is low, length in service life.
Description
Technical field
This utility model relates to a kind of biomass heat exchanger, is specifically related to one and is connected use with biomass particle burning machine
Heat exchanger, belong to biomass burner technical field.
Background technology:
Traditional coal-fired barn Heat supply and heat exchange device structure is transverse tube type heat exchanger, is to use most heat exchangers；Its master
Constitute and be made up of parts such as coal-fired furnace cavity, heat exchanger tube, left and right fire-box, metal chimneys.Its operation principle is by heat exchanger lower end
Upper end, coal-fired furnace cavity side directly to fire-box for flue gas, high-temperature flue gas enters heat exchanger tube heat exchange immediately, empty by high-speed circulating
Gas brings the heat energy of heat exchanger into barn heat supply.Shortcoming be coal fuel heating efficiency and heat exchanger heat exchange efficiency low, its heat-exchanger rig
Heat exchange area is little, and heat exchanger tube dust stratification amount is big, needs the most artificial slagging-off, and its coal fuel heating efficiency is 70%-85%, and heat exchanger is handed over
Heat-energy transducer is about 70%, and comprehensive heat utilization rate is at 55%-60%.Except with in addition to coal, the most also use electricity or
The opposite heat tube working medium such as combustion gas heat, but when using above-mentioned fuel heat supply, heat transfer efficiency is low, power consumption big, there is also simultaneously
The problems such as poor stability, operating cost are high, not energy-conserving and environment-protective.The consumption of the facing mankind energy and exhaustion, various countries are to the renewable sources of energy
The particularly utilization of the biological particles energy is increasingly paid attention to, and the current biological particles renewable sources of energy use and have been enter into industry baking
Roasting, crops are toasted also into development.But for drying corps, sanitation and hygiene should be ensured, consider cost, ring again
The factors such as border, this is necessary for being equipped with new type heat exchanger as guarantee.But when applying biological fuel gas heat exchanger, due to biomass
The temperature of waste heat flue gas is up to 800 DEG C, and each parts of heat exchanger are difficult to bear and work under such hot environment, and service life is relatively
Short, it is thus impossible to be suitable for biomass fuel.
To this end, Huan Neng scientific & technical corporation is through well-designed and test, successfully manufacture experimently out a kind of biomass heat exchanger.
Utility model content
The purpose of this utility model is to overcome prior art not enough, it is provided that one is the most energy-conservation, the thermal efficiency is high, operation is simple
Single, convenient, the biomass heat exchanger matching used with biomass combustion machine of environmental protection again, solve the inadaptable biology of existing heat exchanger
Matter particle burning heat supply defect, solve consume energy height, labor intensity of the heating equipment such as fire coal, electricity, combustion gas for a long time big, hot
Efficiency is low, cost is high, the problem such as not environmentally.
The technical solution of the utility model is achieved in that
A kind of biomass heat exchanger, including smoke combustion expansion chamber (18) and heat-exchanger rig, described heat-exchanger rig includes
Crossing fire tube (7), fire-box I (4) and fire-box II (33), heat exchanger tube (2), tail gas discharging pipe (1), the two ends crossing fire tube (7) connect respectively
Start to exchange fire case I (4) and the sidewall of fire-box II (33), wherein cross that one end of fire tube (7) is vertical with fire-box II (33) box inside wall to be connected
Logical, the other end of fire tube (7) excessively is connected with the medial wall vertical seal of fire-box I (4) casing, and fire tube (7) is parallel above excessively is horizontally set with
There are multiple heat exchanger tube (2), heat exchanger tube (2) and the sidewall vertical connection of two fire-boxes, constitute fire-box smoke entrance I from bottom to top
(29), fire-box smoke entrance II (30) and fire-box smoke entrance III (32)；In fire-box II (33), fire-box flue gas passes in and out
Horizontally set flue gas dividing plate (5) between mouthful I (29) and fire-box smoke entrance II (30), and in making flue gas dividing plate (5) and fire-box
Wall is vertical, makes to enter fire-box smoke entrance I (29) by fire tube (7) flue gas out excessively through flue gas dividing plate (5) fire-box lower floor,
To fire-box I (4)；In fire-box I (4), laterally set between fire-box smoke entrance II (30) and fire-box smoke entrance III (32)
Putting flue gas dividing plate (5), form flue gas S-shaped circuitous path passage, cross fire tube (7) lower end and be provided with fire tube lower interface (9), flue gas fires
Burn expansion chamber (18) upper end be provided with interface (10) on smoke combustion expansion chamber, on smoke combustion expansion chamber interface (10) with overdo
Pipe lower interface method (9) connected fire tube (7), and a side of smoke combustion expansion chamber (18) connects into fire tube (15), enters fire tube
(15) be connected with biomass combustion machine, fire-box I (4) upper center be provided with tail gas discharging pipe (1) by biomass combustion machine with
It is provided with smoke combustion expansion chamber between heat-exchanger rig, solves the easy dust stratification of former heat exchanger, heat exchange efficiency is low, service life is short,
Biomass combustion machine directly cannot be connected the problem used with heat exchanger；By flue gas S-shaped circuitous path passage, change flue gas
Fire falls into trend, forms flue gas S-shaped circuitous path passage, extends flue gas fire and falls into the holdup time, improves heat exchange efficiency.
Further, the outer wall surrounding of described smoke combustion expansion chamber (18) is provided with bar shaped radiating fin (8), so
Heat energy obtains part heat exchange release in smoke combustion expansion chamber (18), reduces the temperature in smoke combustion expansion chamber (18), rises
To protective effect.
Further, described heat exchanger tube (2) is provided around spiral heat dissipation fin (6), and its two sides are additionally provided with bar shaped and dissipate
Hot fin (8), accelerates heat exchanger tube (2) radiating and cooling, plays heat exchange and the effect of protection heat exchanger tube.
Further, described enters to have in fire tube (15) and mistake fire tube (7) circular radiating fin (14), and described crosses fire tube
(7) two sides are additionally provided with bar shaped radiating fin (8), reduce into fire tube (15) and the temperature of mistake fire tube (7), play heat exchange and guarantor
Protect into fire tube (15) and cross fire tube (7) effect.
Further, described smoke combustion expansion chamber (18) is shaped as square frustum, its upper port with enter fire tube (7)
Lower end port the biggest, smoke combustion fire is trapped in the square quick boundling of frustum top ports, reduces energy stagnant at expansion chamber (18)
Stay the time, promote heat exchanger tube (2) energy stacking speed, reach quick heat radiating effect.
Further, described smoke combustion expansion chamber (18) side is connected with lower slagging-off square tube (22), lower slagging-off square tube
(22) it is provided with skimming door (21), facilitates smoke combustion expansion chamber (18) deashing.
Further, described fire-box I (4) and fire-box II (33) is respectively arranged at two ends with maintenance wicket (3), overhauls wicket
(3) being provided with maintenance wicket handle (28), overhaul wicket (3) and fixed by locking rotation hand wheel (27), convenient maintenance is with the most clear
Ash, keeps heat exchanger heat transfer effect.
Preferably, described smoke combustion expansion chamber (18) and heat-exchanger rig are divided into upper and lower two parts to be passed through to be flexibly connected,
Contribute to packing, transport, install.
Further, described smoke combustion expansion chamber (18) bottom is designed with a spike molectron (16), makes heat exchanger
Enter fire tube (15) the most adjustable, the biomass particle burning machine heating equipment that spit tube high and low position is different can be suitable for.
Operation principle: entered fire tube (15) flame to new type heat exchanger by biomass particle burning machine crater, enters flue gas
Combustion settling chamber, by crossing fire tube (7), heat exchanger tube (2) heat exchange alternately enters both sides fire-box, enters back into tail-pipe emissions.
The beneficial effects of the utility model:
1) between biomass combustion machine and heat-exchanger rig, it is provided with smoke combustion expansion chamber, solves former heat exchanger and easily amass
Ash, the problem that heat exchange efficiency is low, service life is short；
2) by adding smoke combustion expansion chamber radiating fin, both improve heat transfer effect, and also protect it to cross cause thermal damage, prolongation
Service life；By adding into fire tube circular radiating fin, solve into the too high and rubescent problem of fire tube temperature, and changed
Heat, adds heat exchange area, improves heat transfer effect；
4) at fire-box side configuration maintenance wicket, both it had been easy to ash disposal maintenance, had improve again sealing, it is ensured that heat exchange roasting
Heat energy sanitation and hygiene；
5) smoke combustion expansion chamber is configured to square frustum, make flue gas fire be trapped in entered fire tube before concentrate rapidly, shape
Become boundling fire to fall into, reduce the heat energy Damage for Detention at bottom smoke combustion expansion chamber；
6) this utility model is rational in infrastructure, low-carbon environment-friendly, and labor intensity is low, and the thermal efficiency is high, consume energy low, safety good, fortune
Row low cost, heat integration rate reaches 80%.
Accompanying drawing explanation
The structural representation of Fig. 1 this utility model biomass heat exchanger.
Labelling in figure: 1-tail gas discharging pipe, 2-heat exchanger tube, 3-overhauls wicket, 4-fire-box I, 5-flue gas dividing plate, and 6-spiral dissipates
Hot fin, 7-crosses fire tube, 8-bar shaped radiating fin, and 9-crosses fire tube lower interface, interface on 10-smoke combustion expansion chamber, 14-annular
Radiating fin, 15-enters fire tube, and 16-props up spike molectron, 18-smoke combustion expansion chamber, 21-skimming door, and remove the gred under 22-square tube,
27-locks rotation hand wheel, and 28-overhauls wicket handle, 29-fire-box smoke entrance I, 30-fire-box smoke entrance II, 32-fire
Case smoke entrance III, 33-fire-box II.
Detailed description of the invention
Below in conjunction with the accompanying drawings 1 and embodiment this utility model one biomass heat exchanger is described in further details.
This utility model biomass heat exchanger, including smoke combustion expansion chamber 18 and heat-exchanger rig, described heat-exchanger rig
Including fire tube 7, fire-box I4 and fire-box II33, heat exchanger tube 2, tail gas discharging pipe 1, cross fire tube 7 two ends connect fire-box I4 respectively
With the sidewall of fire-box II33, wherein cross one end and the fire-box II33 box inside wall vertical connection of fire tube 7, cross fire tube 7 another
End is connected with the medial wall vertical seal of fire-box I4 casing, and mistake fire tube 7 is parallel above has been horizontally set with multiple heat exchanger tube 2, heat exchanger tube 2 and
The sidewall vertical connection of two fire-boxes, constitutes fire-box smoke entrance I29, fire-box smoke entrance II30 and fire-box from bottom to top
Smoke entrance III32；In fire-box II33, laterally set between fire-box smoke entrance I29 and fire-box smoke entrance II30
Put flue gas dividing plate 5, and make flue gas dividing plate 5 vertical with fire-box inwall, make by crossing fire tube 7 flue gas out through flue gas dividing plate 5 fire
Case lower floor enters fire-box smoke entrance I29, to fire-box I4；In fire-box I4, fire-box smoke entrance II30 and fire-box flue gas
Importing and exporting horizontally set flue gas dividing plate 5 between III32, form flue gas S-shaped circuitous path passage, fire tube 7 lower end excessively is provided with and overdoes
Pipe lower interface 9, the upper end of smoke combustion expansion chamber 18 is provided with interface 10 on smoke combustion expansion chamber, smoke combustion expansion chamber connects
Mouth 10 was connected fire tube 7 with crossing fire tube lower interface method 9, and a side of smoke combustion expansion chamber 18 connects into fire tube 15, enters fire
Pipe 15 is connected with biomass combustion machine, and fire-box I4 upper center is provided with tail gas discharging pipe 1.
The outer wall surrounding of described smoke combustion expansion chamber 18 is provided with bar shaped radiating fin 8；Around described heat exchanger tube
Being provided with spiral heat dissipation fin 6, its two sides are additionally provided with bar shaped radiating fin 8；The described fire tube 15 that enters has annular on fire tube 7 excessively
Radiating fin 14, the described two sides crossing fire tube 7 are additionally provided with bar shaped radiating fin 8；Described smoke combustion expansion chamber 18 shape
Shape is square frustum, and its upper port is big as the lower end port entering fire tube 7；Described smoke combustion expansion chamber 18 side with
Lower slagging-off square tube 22 is connected, and lower slagging-off square tube 22 is provided with skimming door 21；Described fire-box I4 and fire-box II33 two ends set respectively
Having maintenance wicket 3, maintenance wicket 3 to be provided with maintenance wicket handle 28, maintenance wicket 3 is fixed by locking rotation hand wheel 27.Described
Smoke combustion expansion chamber 18 and heat-exchanger rig be divided into upper and lower two parts by be flexibly connected, described smoke combustion expansion chamber
18 bottoms are designed with a spike molectron 16, make heat exchanger enter fire tube 15 height adjustable.
During use, from enter fire tube 15 introduce biomass combustion machine high-temperature flue gas fire fall into, enter smoke combustion expansion chamber 18, not
Burn tarry matters in smoke second-time burning here completely, from the up high-temperature flue gas of smoke combustion expansion chamber 18 through fire tube 7, enter
Enter and cross in the fire-box II33 that fire tube 7 one end connects, due between fire-box smoke entrance I29 and fire-box smoke entrance II30
Laterally it is vertically arranged flue gas dividing plate 5, makes to enter fire-box flue gas through flue gas dividing plate 5 fire-box lower floor by crossing fire tube 7 flue gas out
Import and export I29, to fire-box I4, laterally vertically set between fire-box smoke entrance II30 and fire-box smoke entrance III32
Put the stop of flue gas dividing plate 5, enter fire-box smoke entrance II30, then through fire-box II33, enter fire-box smoke entrance
III32, after outside the tail gas discharging pipe 1 on fire-box I4 top, arrange the flue gas of non-complete exchange.At smoke combustion expansion chamber 18
Outer wall surrounding is provided with bar shaped radiating fin 8, and heat exchanger tube 2 is provided around spiral heat dissipation fin 6, crosses fire tube 7 two sides and is provided with bar
Shape radiating fin 8；Enter and on fire tube 15, have circular radiating fin 14, both added heat exchange area, improve heat transfer effect, also protect dress
Put parts and spend the service life of cause thermal damage, extension fixture.Opened by locking rotation hand wheel 27 during maintenance and arrange on two fire-boxes
Maintenance wicket 3, cleaning heat exchanger tube 2 and the internal dust stratification of fire-box, will maintenance wicket 3 by door locking rotation hand wheel 27 after having overhauled
Be fastened on fire-box body, reach maintenance, deashing convenient.Open the skimming door 21 arranged in lower slagging-off square tube 22, easy cleaning
Flue dust in smoke combustion expansion chamber 18.
The spike molectron 16 arranged by regulation smoke combustion expansion chamber 18 bottom, makes heat exchanger enter the height of fire tube 15
Low adjustable, the biomass particle burning machine heating equipment that spit tube high and low position is different can be suitable for.Smoke combustion expansion chamber 18
It is divided into upper and lower two parts with heat-exchanger rig to be flexibly connected, it is simple to pack, transport, install.
Claims (10)
1. a biomass heat exchanger, including smoke combustion expansion chamber (18) and heat-exchanger rig, described heat-exchanger rig included
Fire tube (7), fire-box I (4) and fire-box II (33), heat exchanger tube (2), tail gas discharging pipe (1), the two ends crossing fire tube (7) connect respectively
Fire-box I (4) and the sidewall of fire-box II (33), it is characterised in that: wherein cross one end and fire-box II (33) box inside of fire tube (7)
Wall vertical connection, the other end crossing fire tube (7) is connected with the medial wall vertical seal of fire-box I (4) casing, crosses fire tube (7) top
The parallel multiple heat exchanger tube (2) that has been horizontally set with, heat exchanger tube (2) and the sidewall vertical connection of two fire-boxes, constitute fire-box cigarette from bottom to top
Gas imports and exports I (29), fire-box smoke entrance II (30) and fire-box smoke entrance III (32)；In fire-box II (33), fire-box
Horizontally set flue gas dividing plate (5) between smoke entrance I (29) and fire-box smoke entrance II (30), and make flue gas dividing plate (5)
Vertical with fire-box inwall, make by crossing fire tube (7) flue gas out through the entrance fire-box flue gas turnover of flue gas dividing plate (5) fire-box lower floor
Mouth I (29), to fire-box I (4)；In fire-box I (4), fire-box smoke entrance II (30) and fire-box smoke entrance III (32) it
Between horizontally set flue gas dividing plate (5), formed flue gas S-shaped circuitous path passage, cross fire tube (7) lower end be provided with fire tube lower interface
(9), the upper end of smoke combustion expansion chamber (18) is provided with interface (10) on smoke combustion expansion chamber, interface on smoke combustion expansion chamber
(10) being connected fire tube (7) with fire tube lower interface (9) excessively, a side of smoke combustion expansion chamber (18) connects into fire tube
(15), entering fire tube (15) and be connected with biomass combustion machine, fire-box I (4) upper center is provided with tail gas discharging pipe (1).
2. biomass heat exchanger as claimed in claim 1, it is characterised in that: the outer wall of described smoke combustion expansion chamber (18)
Surrounding is provided with bar shaped radiating fin (8).
3. biomass heat exchanger as claimed in claim 1, it is characterised in that described heat exchanger tube (2) is provided around spiral and dissipates
Hot fin (6).
4. biomass heat exchanger as claimed in claim 1, it is characterised in that described entering has circular radiating wing on fire tube (15)
Sheet (14).
5. biomass heat exchanger as claimed in claim 1, it is characterised in that the described two sides crossing fire tube (7) are additionally provided with bar
Shape radiating fin (8).
6. biomass heat exchanger as claimed in claim 1, it is characterised in that described smoke combustion expansion chamber (18) is shaped as
Square frustum, its upper port is big as the lower end port entering fire tube (7).
7. biomass heat exchanger as claimed in claim 1, it is characterised in that described smoke combustion expansion chamber (18) side with
Lower slagging-off square tube (22) is connected, and lower slagging-off square tube (22) is provided with skimming door (21).
8. biomass heat exchanger as claimed in claim 1, it is characterised in that described fire-box I (4) and fire-box II (33) two ends
Being respectively equipped with maintenance wicket (3), maintenance wicket (3) is provided with maintenance wicket handle (28) maintenance wicket (3) and is changed hands by locking rotating
Wheel (27) is fixed.
9. biomass heat exchanger as claimed in claim 1, it is characterised in that described smoke combustion expansion chamber (18) and heat exchange
Facility is divided into upper and lower two parts and is flexibly connected.
10. biomass heat exchanger as claimed in claim 1, it is characterised in that described smoke combustion expansion chamber (18) bottom sets
In respect of a spike molectron (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620669401.0U CN205783013U (en) | 2016-06-30 | 2016-06-30 | Biomass heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620669401.0U CN205783013U (en) | 2016-06-30 | 2016-06-30 | Biomass heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205783013U true CN205783013U (en) | 2016-12-07 |
Family
ID=58128608
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620669401.0U Expired - Fee Related CN205783013U (en) | 2016-06-30 | 2016-06-30 | Biomass heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205783013U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108378405A (en) * | 2018-02-05 | 2018-08-10 | 广西中烟工业有限责任公司 | A kind of biomass energy heat exchanger of suitable tobacco flue-curing |
| CN108870940A (en) * | 2018-07-27 | 2018-11-23 | 山东天迈智能装备有限公司 | A kind of wood skin dryer |
-
2016
- 2016-06-30 CN CN201620669401.0U patent/CN205783013U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108378405A (en) * | 2018-02-05 | 2018-08-10 | 广西中烟工业有限责任公司 | A kind of biomass energy heat exchanger of suitable tobacco flue-curing |
| CN108870940A (en) * | 2018-07-27 | 2018-11-23 | 山东天迈智能装备有限公司 | A kind of wood skin dryer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161207 Termination date: 20190630 |