CN108981365A - A kind of microwave drying kiln - Google Patents
A kind of microwave drying kiln Download PDFInfo
- Publication number
- CN108981365A CN108981365A CN201810970361.7A CN201810970361A CN108981365A CN 108981365 A CN108981365 A CN 108981365A CN 201810970361 A CN201810970361 A CN 201810970361A CN 108981365 A CN108981365 A CN 108981365A
- Authority
- CN
- China
- Prior art keywords
- microwave
- heating box
- conveyer belt
- bridge
- rack
- 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.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B15/00—Machines or apparatus for drying objects with progressive movement; Machines or apparatus with progressive movement for drying batches of material in compact form
- F26B15/10—Machines or apparatus for drying objects with progressive movement; Machines or apparatus with progressive movement for drying batches of material in compact form with movement in a path composed of one or more straight lines, e.g. compound, the movement being in alternate horizontal and vertical directions
- F26B15/12—Machines or apparatus for drying objects with progressive movement; Machines or apparatus with progressive movement for drying batches of material in compact form with movement in a path composed of one or more straight lines, e.g. compound, the movement being in alternate horizontal and vertical directions the lines being all horizontal or slightly inclined
- F26B15/18—Machines or apparatus for drying objects with progressive movement; Machines or apparatus with progressive movement for drying batches of material in compact form with movement in a path composed of one or more straight lines, e.g. compound, the movement being in alternate horizontal and vertical directions the lines being all horizontal or slightly inclined the objects or batches of materials being carried by endless belts
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B3/00—Drying solid materials or objects by processes involving the application of heat
- F26B3/32—Drying solid materials or objects by processes involving the application of heat by development of heat within the materials or objects to be dried, e.g. by fermentation or other microbiological action
- F26B3/34—Drying solid materials or objects by processes involving the application of heat by development of heat within the materials or objects to be dried, e.g. by fermentation or other microbiological action by using electrical effects
- F26B3/347—Electromagnetic heating, e.g. induction heating or heating using microwave energy
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Microbiology (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Biotechnology (AREA)
- Molecular Biology (AREA)
- Drying Of Solid Materials (AREA)
Abstract
A kind of microwave drying kiln, including body of a bridge bottom plate, and the commutation end-rack being fixedly mounted on outside body of a bridge bottom plate side and the power end-rack being fixedly mounted on outside the body of a bridge bottom plate other side, the body of a bridge is fixedly installed on the top of the body of a bridge bottom plate, perforation groove body is formed in the plate face of the body of a bridge, conveyer belt is placed in perforation groove body, one end and the driving motor inside commutation end-rack of conveyer belt connect together；The other end of conveyer belt connects together with the driving motor inside power end-rack, microwave heating box is fixedly installed on the frame of the body of a bridge, conveyer belt is in the inside of several microwave heating box.The present invention is by adjusting conveyer belt movement speed, control material residence time in microwave heating box, that is, control its calcining time, material is during microwave calcining, eliminate the phenomenon too low with the surface layer temperature of charge that gas directly contacts, so that material roasting uniformly, sufficiently, is also applied for the microwave combustion method of other granular materials, such as dry, sintering.
Description
Technical field
The present invention relates to a kind of microwave drying kilns.
Background technique
Microwave heating is to absorb electromagnetic energy using the property of material itself dielectric and be converted into the process of thermal energy, the technology mesh
It is preceding to be widely used in drying and dehydrating, ceramic high temperature sintering, and realized industrial applications.Processing and pre- place for ore
Reason, it is excellent that the selectivity heating of microwave heating, heating are rapidly, energy conservation and the advantages that environmental protection compared with traditional heating embody unique technology
There is microwave calcining new process in gesture.But the research of the technique, at present still in laboratory and pilot plant test stage, experiment is set
Standby generally household microwave oven, microwave Muffle furnace etc., belong to intermittent apparatus, furthermore by the structural material being applicable in microwave field and
The limitation of the excessively low condition of surface layer temperature of charge contacted during microwave calcining with gas phase, is amplified to commercial production scale and still deposits
In certain technical difficulty.
Summary of the invention
In view of the deficiencies of the prior art, the present invention provides a kind of microwave drying kilns for being able to solve the above problem.
In order to solve the above-mentioned technical problem, the present invention is addressed by following technical proposals:
A kind of microwave drying kiln, including body of a bridge bottom plate, and the commutation end-rack that is fixedly mounted on outside body of a bridge bottom plate side and
The power end-rack being fixedly mounted on outside the body of a bridge bottom plate other side is fixedly installed with the body of a bridge, the body of a bridge on the top of the body of a bridge bottom plate
Plate face in be formed with perforation groove body, penetrate through in groove body and be placed with conveyer belt, one end of conveyer belt and the drive inside commutation end-rack
Dynamic motor connects together；The other end of conveyer belt connects together with the driving motor inside power end-rack, the frame of the body of a bridge
On be fixedly installed with microwave heating box, the quantity of microwave heating box is several, several microwave heating box successively tandem array
Ground is in a be set on the top of the body of a bridge, and conveyer belt is in the inside of several microwave heating box.
Offer protective door on the side of the microwave heating box, the quantity of protective door is several, each protective door
It is placed among the side of corresponding microwave heating box on position, is fixedly installed with transformer on the another side of microwave heating box
The quantity of case, transformer tank is several, and several transformer tanks are distributed in a row, fixed on the top of microwave heating box
Electric appliance box is installed, the quantity of electric appliance box is several, and heat dissipating housing and hydrofuge cover are fixedly installed on the top of electric appliance box, is radiated
The quantity of cover and hydrofuge cover is several, and heat dissipating housing is placed in the side of hydrofuge cover, and the inside of hydrofuge cover and microwave heating box is passed through
It is logical, offer ventilation duct on the top of each hydrofuge cover, ventilation duct is divided into two groups, and every group of ventilation duct parallel connection is fixed as one knot
Structure, wet-emitting blower is fixedly installed on the interface of every group of ventilation duct, and the quantity of wet-emitting blower is two.
Several described microwave heating box are divided into two groups, and every group includes microwave cavity, microwave generating apparatus and microwave
Leakage energy suppressor, microwave cavity are fixed together with microwave generating apparatus in a row, and microwave leakage energy suppressor is placed in microwave
A side outer frame of generating device, microwave cavity is placed in the top of conveyer belt, and arranges along the width direction of conveyer belt, and edge
The moving direction of conveyer belt is staggered.
It is fixedly installed with distributing device on the top of the commutation end-rack, automatic deviation correction dress is installed in the inside for the end-rack that commutates
It sets, automatic deviation rectifying device fits together with conveyer belt in transmission connection.
Simple discharge bucket is fixedly installed on the side frame of the power end-rack.
The overall structure of the body of a bridge bottom plate is the rectangular slab of large span, and fixation is supported by support on the bottom of body of a bridge bottom plate
The quantity of frame, support frame is several, and each support frame equally is distributed.
The utility model has the advantages that the present invention compared with prior art, has the advantages that
Microwave drying kiln of the present invention can be by adjusting conveyer belt movement speed, when control material stops in microwave heating box
Between, that is, its calcining time is controlled, it is applicable to different production scales, material is during microwave calcining, elimination and gas
The too low phenomenon of the surface layer temperature of charge directly contacted, so that material roasting is uniformly, sufficiently；The attached thermal insulation material of resonance cavity wall,
Cavity wall is heat-insulated, good heat insulating；Two resonant cavities are interconnected with metal tube, and reaction gas is passed through by furnace body one end, pass through two
A resonant cavity can meet requirement of the material roasting to atmospheric condition, be also applied for the microwave combustion method of other granular materials, such as dry
Dry, sintering etc..
Detailed description of the invention
Fig. 1 is the main view of microwave drying kiln.
Fig. 2 is the top view of microwave drying kiln.
Specific embodiment
Refering to fig. 1,2, a kind of microwave drying kiln, including body of a bridge bottom plate 6, and be fixedly mounted on outside 6 side of body of a bridge bottom plate
Commutation end-rack 1 and the power end-rack 10 that is fixedly mounted on outside 6 other side of body of a bridge bottom plate, the overall structure of body of a bridge bottom plate 6 is big
The rectangular slab of span, fixed on the bottom of body of a bridge bottom plate 6 to be supported by support frame (figure is not marked), the quantity of support frame is several,
Each support frame equally is distributed, and the body of a bridge 4, the generally rectangle of the body of a bridge 4 are fixedly installed on the top of body of a bridge bottom plate 6
Plate is formed with perforation groove body (not shown) in the plate face of the body of a bridge 4, penetrates through in groove body and be placed with conveyer belt 9, one end of conveyer belt 9
It connects together with the driving motor inside commutation end-rack 1；The other end and the driving motor inside power end-rack 10 of conveyer belt 9
It connects together, microwave heating box 5 is fixedly installed on the frame of the body of a bridge 4, the quantity of microwave heating box 5 is several, several
A microwave heating box 5 is successively in tandem array a be set on the top of the body of a bridge 4, and conveyer belt 9 runs through several microwave heatings
In the inside of case 5.
Offer protective door 7 on the side of microwave heating box 5, the quantity of protective door 7 is several, each protective door 7
It is placed among the side of corresponding microwave heating box 5 on position, is fixedly installed with transformer on the another side of microwave heating box 5
The quantity of case 12, transformer tank 12 is several, and several transformer tanks 12 are distributed in a row, the top of microwave heating box 5
Electric appliance box 8 is fixedly installed in portion, the quantity of electric appliance box 8 is several, and heat dissipating housing 13 is fixedly installed on the top of electric appliance box 8
With hydrofuge cover 14, the quantity of heat dissipating housing 13 and hydrofuge cover 14 is several, and heat dissipating housing 13 is placed in the side of hydrofuge cover 14, hydrofuge
The internal run-through of 14 with microwave heating box 5 is covered, ventilation duct (figure is not marked), ventilation duct are offered on the top of each hydrofuge cover 14
It is divided into two groups, every group of ventilation duct parallel connection is fixed as one structure, wet-emitting blower 15 is fixedly installed on the interface of every group of ventilation duct,
The quantity of wet-emitting blower 15 is two, and wet-emitting blower 15 is used for the humid air for excluding to gather in 5 inside of microwave heating box, is guaranteed
Aridity inside microwave heating box 5 is in normal range (NR).
It is two groups that several microwave heating box 5, which are divided to, and every group includes microwave cavity, microwave generating apparatus and microwave leakage energy
Suppressor 3, microwave cavity are fixed together with microwave generating apparatus in a row, and microwave leakage energy suppressor 3 is placed in microwave hair
A side outer frame of generating apparatus is lined with thermal insulation material in the inner wall of microwave cavity, to improve the guarantor of microwave heating box 5
Warm nature energy, microwave cavity is placed in the top of conveyer belt 9, and arranges along the width direction of conveyer belt 9, and along the shifting of conveyer belt 9
Dynamic direction is staggered, in this way can be close with operation plane conducive to going out to material turning function, and the carrying material of conveyer belt 9 passes through micro-
During wave resonance chamber, i.e., material can constantly stir on conveyer belt 9 during microwave calcining, by adjusting conveyer belt 9
Movement speed and heating chamber microwave feed-in power and constant temperature chamber microwave feed-in power, when accurately controlling maturing temperature and roasting
Between, to improve the quality of roasting.
Microwave cavity is divided into heating resonant cavity and constant temperature resonant cavity, each heating resonant cavity and each constant temperature resonant cavity point
Not with corresponding transformer tank 12 by connection, microwave generating apparatus transfers thermal energy to microwave cavity after generating microwave
In, each heating resonant cavity and each constant temperature resonant cavity can carry out heating and constant temperature calcining to material respectively, it is ensured that material
Finished product is roasted, microwave leakage energy suppressor 3 controls the microwave that microwave generating apparatus generates, can will be not applied to microwave cavity
Microwave absorption is simultaneously reflected into microwave cavity.
Each heating resonant cavity and each constant temperature resonant cavity side wall are equipped with ventilation duct, and two resonant cavities are mutually interconnected with ventilation duct
Logical, reaction gas is passed through by furnace body one end, is discharged across two resonant cavities through other end ventilation opening, can meet material roasting to gas
The requirement of atmosphere condition.
It is fixedly installed with distributing device 16 on the top for the end-rack 1 that commutates, automatic deviation correction dress is installed in the inside for the end-rack 1 that commutates
2 are set, automatic deviation rectifying device 2 fits together with conveyer belt 9 in transmission connection, and automatic deviation rectifying device 2 can control conveyer belt 9 to transport
Offset after turning prevents conveyer belt 9 from falling off from commutation end-rack 1 and power end-rack 10, solid on the side frame of power end-rack 10
Dingan County is equipped with simple discharge bucket 11, and material is transmitted in microwave heating box 5 after the investment of distributing device 16 by conveyer belt 9, later
It enters in power end-rack 10, and flies out from simple discharge bucket 11 to material collection system.
Microwave drying kiln can control material residence time in microwave heating box 5 by adjusting 9 movement speed of conveyer belt,
That is, its calcining time is controlled, it is applicable to different production scales, material is eliminated direct with gas during microwave calcining
The too low phenomenon of the surface layer temperature of charge of contact, so that material roasting is uniformly, sufficiently；The attached thermal insulation material of resonance cavity wall, cavity wall
Heat-insulated, good heat insulating；Two resonant cavities are interconnected with metal tube, and reaction gas is passed through by furnace body one end, humorous across two
Shake chamber, can meet requirement of the material roasting to atmospheric condition, be also applied for the microwave combustion method of other granular materials, such as dry,
Sintering etc..
The above-described embodiments are merely illustrative of preferred embodiments of the present invention, not to structure of the invention
Think and range is defined.Without departing from the design concept of the invention, ordinary people in the field is to technology of the invention
The all variations and modifications that scheme is made, should all drop into protection scope of the present invention, the claimed technology contents of the present invention,
It is all described in the claims.
Claims (6)
1. a kind of microwave drying kiln, including body of a bridge bottom plate (6), and the commutation side being fixedly mounted on outside body of a bridge bottom plate (6) side
Frame (1) and the power end-rack (10) being fixedly mounted on outside body of a bridge bottom plate (6) other side, which is characterized in that the body of a bridge bottom plate (6)
Top on be fixedly installed with the body of a bridge (4), be formed with perforation groove body in the plate face of the body of a bridge (4), penetrate through in groove body and be placed with transmission
Band (9), the driving motor that one end of conveyer belt (9) is internal with commutation end-rack (1) connect together；The other end of conveyer belt (9)
Internal driving motor connects together with power end-rack (10), is fixedly installed with microwave heating box on the frame of the body of a bridge (4)
(5), the quantity of microwave heating box (5) is several, several microwave heating box (5) are in tandem array successively a be set in bridge
On the top of body (4), conveyer belt (9) is in the inside of several microwave heating box (5).
2. microwave drying kiln according to claim 1, which is characterized in that opened up on the side of the microwave heating box (5)
Have protective door (7), the quantity of protective door (7) is several, each protective door (7) is placed in corresponding microwave heating box (5)
Among side on position, it is fixedly installed on the another side of microwave heating box (5) transformer tank (12), transformer tank (12)
Quantity is several, and several transformer tanks (12) are distributed in a row, are fixedly installed on the top of microwave heating box (5)
The quantity of electric appliance box (8), electric appliance box (8) is several, and heat dissipating housing (13) and hydrofuge are fixedly installed on the top of electric appliance box (8)
It covers (14), the quantity of heat dissipating housing (13) and hydrofuge cover (14) is several, and heat dissipating housing (13) is placed in the side of hydrofuge cover (14),
The internal run-through of hydrofuge cover (14) and microwave heating box (5) offers ventilation duct on the top of each hydrofuge cover (14), divulges information
Pipe is divided into two groups, and every group of ventilation duct parallel connection is fixed as one structure, is fixedly installed with wet-emitting blower on the interface of every group of ventilation duct
(15), the quantity of wet-emitting blower (15) is two.
3. microwave drying kiln according to claim 2, which is characterized in that several described microwave heating box (5) are divided into two
Group, every group includes that microwave cavity, microwave generating apparatus and microwave leakage can suppressor (3), microwave cavity and microwave generations
Device is fixed together in a row, and microwave leakage energy suppressor (3) is placed in a side outer frame of microwave generating apparatus, microwave resonance
Chamber is placed in the top of conveyer belt (9), and arranges along the width direction of conveyer belt (9), and interlock along the moving direction of conveyer belt (9)
Arrangement.
4. microwave drying kiln according to claim 1, which is characterized in that fixed peace on the top of commutation end-rack (1)
It equipped with distributing device (16), is equipped with automatic deviation rectifying device (2) in the inside of commutation end-rack (1), automatic deviation rectifying device (2) and transmission
Band (9) fits together in transmission connection.
5. microwave drying kiln according to claim 1, which is characterized in that solid on the side frame of the power end-rack (10)
Dingan County is equipped with simple discharge bucket (11).
6. microwave drying kiln according to claim 1, which is characterized in that the overall structure of the body of a bridge bottom plate (6) is big
The rectangular slab of span, fixed on the bottom of body of a bridge bottom plate (6) to be supported by support frame, the quantity of support frame is several, Mei Gezhi
Support equally is distributed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810970361.7A CN108981365A (en) | 2018-08-24 | 2018-08-24 | A kind of microwave drying kiln |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810970361.7A CN108981365A (en) | 2018-08-24 | 2018-08-24 | A kind of microwave drying kiln |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108981365A true CN108981365A (en) | 2018-12-11 |
Family
ID=64547860
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810970361.7A Pending CN108981365A (en) | 2018-08-24 | 2018-08-24 | A kind of microwave drying kiln |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108981365A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111156792A (en) * | 2020-01-20 | 2020-05-15 | 广州福滔微波设备有限公司 | Tunnel type microwave drying equipment |
| CN112815684A (en) * | 2021-02-02 | 2021-05-18 | 江西春兴新能源有限公司 | Continuous microwave drying process method for solidified polar plate of storage battery |
| CN112844984A (en) * | 2021-02-02 | 2021-05-28 | 江西春兴新能源有限公司 | Continuous microwave drying process method for polar plate after storage battery plate coating |
| CN112871599A (en) * | 2021-02-02 | 2021-06-01 | 江西春兴新能源有限公司 | Microwave drying kiln for drying accumulator plate |
| CN112944871A (en) * | 2021-04-11 | 2021-06-11 | 石河子大学 | Unginned cotton drying device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201418883Y (en) * | 2009-04-23 | 2010-03-10 | 杨宇宁 | Ultraviolet microwave and ozone drying and sterilizing machine for bank papers |
| CN201589518U (en) * | 2009-07-15 | 2010-09-22 | 长春黄金研究院 | Continuous microwave roasting apparatus capable of turning over materials |
| WO2012009859A1 (en) * | 2010-07-23 | 2012-01-26 | Lam Kwok Fai | Microwave dryer and microwave drying method |
| CN206019235U (en) * | 2016-08-13 | 2017-03-15 | 广州越能工业微波设备有限公司 | Microwave zirconium silicate drying system |
| CN208872038U (en) * | 2018-08-24 | 2019-05-17 | 苏州苏丰机械科技有限公司 | A kind of microwave drying kiln |
-
2018
- 2018-08-24 CN CN201810970361.7A patent/CN108981365A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201418883Y (en) * | 2009-04-23 | 2010-03-10 | 杨宇宁 | Ultraviolet microwave and ozone drying and sterilizing machine for bank papers |
| CN201589518U (en) * | 2009-07-15 | 2010-09-22 | 长春黄金研究院 | Continuous microwave roasting apparatus capable of turning over materials |
| WO2012009859A1 (en) * | 2010-07-23 | 2012-01-26 | Lam Kwok Fai | Microwave dryer and microwave drying method |
| CN206019235U (en) * | 2016-08-13 | 2017-03-15 | 广州越能工业微波设备有限公司 | Microwave zirconium silicate drying system |
| CN208872038U (en) * | 2018-08-24 | 2019-05-17 | 苏州苏丰机械科技有限公司 | A kind of microwave drying kiln |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111156792A (en) * | 2020-01-20 | 2020-05-15 | 广州福滔微波设备有限公司 | Tunnel type microwave drying equipment |
| CN112815684A (en) * | 2021-02-02 | 2021-05-18 | 江西春兴新能源有限公司 | Continuous microwave drying process method for solidified polar plate of storage battery |
| CN112844984A (en) * | 2021-02-02 | 2021-05-28 | 江西春兴新能源有限公司 | Continuous microwave drying process method for polar plate after storage battery plate coating |
| CN112871599A (en) * | 2021-02-02 | 2021-06-01 | 江西春兴新能源有限公司 | Microwave drying kiln for drying accumulator plate |
| CN112815684B (en) * | 2021-02-02 | 2022-12-09 | 江西春兴新能源有限公司 | Continuous microwave drying process method for solidified polar plate of storage battery |
| CN112944871A (en) * | 2021-04-11 | 2021-06-11 | 石河子大学 | Unginned cotton drying device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108981365A (en) | A kind of microwave drying kiln | |
| CN106871577A (en) | A kind of microwave material drying device and microwave material drying means | |
| CN201589518U (en) | Continuous microwave roasting apparatus capable of turning over materials | |
| CN204495012U (en) | A kind of heating and drying furnace of solid fertile production | |
| CN203928698U (en) | A kind of dynamically laser heating formula kiln | |
| CN208872038U (en) | A kind of microwave drying kiln | |
| CN111141120A (en) | Quantitative microwave hot air coupling drying oven | |
| CN102767940A (en) | Belt dryer | |
| CN103697672A (en) | Tunnel dryer | |
| CN208382800U (en) | The automatic intelligent drying equipment of dynamic lithium battery | |
| CN208567418U (en) | Multifunctional natto drying box | |
| CN105505424A (en) | Device and method for regulating humidity of coal powder by utilizing microwave preheating | |
| CN102829614B (en) | Welding rod drying equipment used for manufacturing electrode rods | |
| CN207649245U (en) | A kind of air cooking equipment of two-door | |
| CN201408801Y (en) | Far-infrared drying device for lithium battery pole piece coating | |
| CN205641892U (en) | Pottery drying device | |
| CN104748536A (en) | High-temperature ceramic drying device | |
| CN205066422U (en) | Multipurpose microwave high temperature roller kilns | |
| CN212299743U (en) | Quantitative microwave hot air coupling drying oven | |
| CN109043630B (en) | Baking oven for baking tobacco | |
| CN209399716U (en) | Highly-effective drying system | |
| CN209588559U (en) | A kind of heated-air circulation oven of high thermal efficiency | |
| CN210569785U (en) | Heat exchange device of drying and conveying equipment | |
| CN209147686U (en) | A kind of light wave drier | |
| CN102466398A (en) | Single-level belt drying machine with hot air circulation system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |