CN111426183B - Infrared light wave on-line drying device and on-line drying grinding equipment - Google Patents
Infrared light wave on-line drying device and on-line drying grinding equipment Download PDFInfo
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- CN111426183B CN111426183B CN202010348643.0A CN202010348643A CN111426183B CN 111426183 B CN111426183 B CN 111426183B CN 202010348643 A CN202010348643 A CN 202010348643A CN 111426183 B CN111426183 B CN 111426183B
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Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B17/00—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement
- F26B17/18—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed by rotating helical blades or other rotary conveyors which may be heated moving materials in stationary chambers, e.g. troughs
- F26B17/20—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed by rotating helical blades or other rotary conveyors which may be heated moving materials in stationary chambers, e.g. troughs the axis of rotation being horizontal or slightly inclined
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C21/00—Disintegrating plant with or without drying of the material
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B23/00—Heating arrangements
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- 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
- F26B25/001—Handling, e.g. loading or unloading arrangements
- F26B25/002—Handling, e.g. loading or unloading arrangements for bulk goods
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- 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
- F26B25/04—Agitating, stirring, or scraping devices
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- 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
- F26B3/28—Drying solid materials or objects by processes involving the application of heat by radiation, e.g. from the sun
- F26B3/30—Drying solid materials or objects by processes involving the application of heat by radiation, e.g. from the sun from infrared-emitting elements
Abstract
The invention relates to an infrared light wave online drying device and online drying milling equipment. The infrared light wave on-line drying device realizes the function of drying and conveying at the same time by directly arranging the drying device on the auger assembly without special conveying device and drying equipment, saves the production space, reduces the procedures of the drying process and improves the drying efficiency. Simultaneously, transparent material is chooseed for use to the casing, and infrared radiator sets up around the casing outside, and infrared radiator is from 360 degrees full range emission infrared light waves in the casing outside, and infrared light wave passes through transparent material's casing, and direct radiation is on the material, and 360 degrees no dead angles are dried the interior material of casing, pass through helical blade's the effect of stir-fry of turning over again, have improved drying efficiency greatly.
Description
Technical Field
The invention relates to the field of drying equipment, in particular to an infrared light wave online drying device and online drying powder grinding equipment.
Background
In the early stage, people dry materials by using natural heat sources and ventilation environments, the drying conditions are restricted by natural factors for a long time, and with the development of science, people create artificially controllable heat sources and machines, break through the limitation of relying on natural drying, so that the drying degree of the materials can be artificially controlled, and the drying equipment is the drying equipment.
Drying equipment is also known as dryers and dryers. The apparatus for carrying out the drying operation vaporizes the moisture (generally referred to as moisture or other volatile liquid components) in the material by heating to escape so as to obtain a solid material of a specified moisture content. The purpose of drying is for material use or further processing requirements. In addition, the dried material is also convenient to transport and store, such as drying the harvested grain below a certain moisture content to prevent mildew. Since natural drying is far from meeting the requirements of production development, various mechanized dryers are increasingly widely used.
But drying equipment often need consume a large amount of heat energy, and heating efficiency is not high to in modern production line, need set up special conveyor and carry the drying equipment with the material and carry out the drying, other equipment further processing are carried to the material to rethread conveyor after the drying is accomplished, and production processes is many, and drying efficiency is low, and conveying equipment and drying equipment occupy a large amount of production spaces.
Disclosure of Invention
Therefore, the infrared light wave online drying device needs to be provided, and the problems that drying equipment is large in heat consumption, low in efficiency, needs a special conveying device to convey materials, and occupies a large amount of production space in production processes are solved.
In order to achieve the aim, the inventor provides an infrared light wave online drying device, which comprises a packing auger assembly, a drying assembly and a power source;
the packing auger assembly comprises a shell, a helical blade and a rotating shaft, wherein a feed inlet and a discharge outlet are formed in the shell, the shell is made of transparent materials, the rotating shaft is connected inside the shell, and the helical blade is connected to the rotating shaft;
the drying assembly includes an infrared radiator disposed around an outside of the housing;
the power source is installed at casing one end, the power source is connected with the rotation axis transmission.
As a preferred configuration of the invention, the drying assembly further comprises a reflection hood arranged around the outside of the infrared radiator for reflecting the radiation wave of the infrared radiator.
As a preferred structure of the invention, the auger assembly further comprises a stirring plate, the stirring plate is arranged on the auger blade, and the stirring plate is used for stir-frying the materials.
As a preferable structure of the invention, the upper part of the shell is provided with an air outlet pipe, the air outlet pipe is communicated with the inner part of the shell, and the air outlet pipe is used for discharging water vapor in the shell.
As a preferable structure of the invention, the infrared light wave on-line drying device further comprises an induction component, wherein the induction component is connected to the shell and is used for inducing the temperature and the humidity of the material.
As a preferred structure of the invention, the drying device further comprises a controller, wherein the controller is in communication connection with the sensing assembly, is electrically connected with the power source, and is electrically connected with the drying assembly.
As a preferred structure of the present invention, there are multiple sets of the sensing assemblies, and the multiple sets of the sensing assemblies are disposed on the housing along the axial direction of the housing.
In a preferred structure of the present invention, the drying assemblies have a plurality of sets, and the plurality of sets of drying assemblies are arranged outside the casing in sections.
Be different from prior art, above-mentioned technical scheme provides an infrared light wave on-line drying device, including auger subassembly, dry subassembly and power supply.
The infrared light wave on-line drying device realizes the function of drying and conveying at the same time by directly arranging the drying device on the auger assembly without special conveying device and drying equipment, saves the production space, reduces the procedures of the drying process and improves the drying efficiency. Simultaneously, transparent material is chooseed for use to the casing, and infrared radiator sets up around the casing outside, and infrared radiator is from 360 degrees full range emission infrared light waves in the casing outside, and infrared light wave passes through transparent material's casing, and direct radiation is on the material, and 360 degrees no dead angles are dried the interior material of casing, pass through helical blade's the effect of stir-fry of turning over again, have improved drying efficiency greatly.
In order to achieve the purpose, the inventor also provides online drying grinding equipment which comprises a raw material bin, a belt conveyor, a grinding machine, a dust collector, a fan for closing the air, a Roots blower, a finished product bin and the infrared light wave online drying device, wherein the raw material bin, the belt conveyor, the grinding machine, the dust collector, the fan for closing the air, the infrared light wave online drying device, the Roots blower and the finished product bin are sequentially connected.
The invention further comprises a bin top dust remover and a packing machine, wherein the bin top dust remover is arranged at the upper part of the finished product bin, and the packing machine is arranged at the lower part of the finished product bin.
Be different from prior art, above-mentioned technical scheme provides an online dry milling equipment, including former feed bin, belt feeder, milling machine, dust collector, close fan, roots's fan, finished product storehouse and above-mentioned infrared light wave online drying device.
The infrared light wave on-line drying device of the on-line drying powder grinding equipment directly sets the drying device on the auger assembly, realizes the function of conveying while drying, does not need special conveying device and drying equipment, saves the production space, reduces the procedures of the drying process and improves the drying efficiency. Simultaneously, transparent material is chooseed for use to the casing, and infrared radiator sets up around the casing outside, and infrared radiator is from 360 degrees full range emission infrared light waves in the casing outside, and infrared light wave passes through transparent material's casing, and direct radiation is on the material, and 360 degrees no dead angles are dried the interior material of casing, pass through helical blade's the effect of stir-fry of turning over again, have improved drying efficiency greatly.
Drawings
FIG. 1 is a sectional view of an infrared wave on-line drying apparatus according to an embodiment;
FIG. 2 is a side view of an infrared wave on-line drying apparatus according to an embodiment;
fig. 3 is a front view of the grinding apparatus of the embodiment of the in-line drying.
Description of reference numerals:
11. a housing; 12. a helical blade; 13. a rotating shaft; 14. a feed inlet; 15. a discharge port; 16. a stirring plate; 17. an end cap;
21. an infrared radiator; 22. a reflector;
31. a stepping motor; 32. a chain coupling;
41. a temperature sensor; 42. a humidity sensor;
50. a raw material bin;
60. a pulverizer;
70. a dust collector;
80. an infrared light wave on-line drying device;
90. and (6) a finished product bin.
Detailed Description
To explain technical contents, structural features, and objects and effects of the technical solutions in detail, the following detailed description is given with reference to the accompanying drawings in conjunction with the embodiments.
Referring to fig. 1 to 2, the present embodiment provides an infrared light wave on-line drying device 80, which includes a packing auger assembly, a drying assembly and a power source.
The packing auger assembly comprises a shell 11, a helical blade 12, a rotating shaft 13, a feeding port 15 and a discharging port, wherein the shell 11 is provided with the feeding port 15 and the discharging port, two ends of the shell 11 are respectively provided with an end cover 17 to seal the shell 11, the rotating shaft 13 is connected inside the shell 11 through a bearing on the end cover 17, and the helical blade 12 is connected on the rotating shaft 13 in a welding mode. The shell 11 of the packing auger assembly is made of transparent materials, and the transparent materials of the shell 11 adopt transparent quartz glass with good mechanical property, high strength, excellent optical property and excellent transmittance in the continuous wavelength range of infrared radiation, or adopt Polycarbonate (PC) engineering plastics with good light transmittance, impact resistance, heat distortion resistance, high hardness and good forming and processing properties. Further, a stirring plate 16 is arranged on the helical blade 12, the stirring plate 16 is used for stir-frying the materials, and in the rotating process of the helical blade 12, the stirring plate 16 on the helical blade 12 stir-fries the materials, so that the materials are uniformly heated under the irradiation of the infrared light waves of the infrared radiator 21. Simultaneously still be equipped with the outlet duct on the upper portion of casing 11, the outlet duct switches on with casing 11 is inside mutually, and the outlet duct is used for discharging the inside steam of casing 11, and the moisture in the inside material of casing 11 is heated the evaporation and is formed steam, and steam passes through the outlet duct discharge on casing 11 upper portion, avoids steam to gather at casing 11 and forms the drop of water again and invades wet material.
The drying assembly comprises an infrared radiator 21, the infrared radiator 21 is arranged around the outer side of the shell 11, and specifically, a plurality of cylindrical infrared radiation lamp tubes are uniformly arranged around the outer side of the shell 11 in a circle, so that infrared light waves can penetrate through the transparent shell 11 from 360 degrees to the material in the shell 11 in a whole range without dead angles. Furthermore, a reflecting cover 22 is arranged on the outer side of the drying assembly, the drying assembly and the shell 11 are wrapped by the reflecting cover 22, and the infrared light waves emitted by the infrared radiator 21 of the drying assembly are reflected by a gold-plated reflecting film on the inner side of the reflecting cover 22, so that the infrared light waves penetrate through the transparent shell 11 and are all acted on the material, the heat dissipation loss is reduced, the heating efficiency can reach over 90 percent, and the energy conservation can reach 30-50 percent compared with the traditional air heater.
The power source is arranged at one end of the shell 11 and is in transmission connection with the rotating shaft 13. The power source is step motor 31, and step motor 31 is connected with rotation axis 13 through chain coupling 32 that has certain compensation ability, avoids step motor 31 vibrations to transmit casing 11, effectively reduces the vibrations of casing 11.
The sensing assembly of the infrared light wave on-line drying device 80 comprises a humidity sensor 42 and a temperature sensor 41, the sensing assembly is connected to the shell 11, the sensing assembly is generally arranged near the feed inlet 15 or the discharge outlet, in order not to interfere the operation and convenient installation of the packing auger assembly, the humidity sensor 42 and the temperature sensor 41 can be arranged on the air outlet pipe of the shell 11, the humidity sensor 42 and the temperature sensor 41 of the sensing assembly are used for sensing the temperature and the humidity of materials, the material conveying speed and the power of the infrared radiator 21 are adjusted by detecting the temperature and the humidity, and the materials are enabled to reach the preset moisture content.
The adjustment of the material conveying speed and the power of the infrared radiator 21 is controlled by a controller such as a PLC or a single chip microcomputer, and particularly, the controller is in communication connection with an induction assembly, the controller is electrically connected with a power source, the controller is electrically connected with a drying assembly, two groups of induction assemblies can be arranged and are respectively arranged near a feed inlet 15 and a discharge outlet of a shell 11, the controller sets the material conveying speed and the power of the infrared radiator 21 according to the temperature and the humidity of the material at the feed inlet 15 and the preset water content requirement, judges whether the water content of the material at the discharge outlet reaches a preset value according to the temperature and the humidity of the material at the discharge outlet, if the water content of the material does not reach the preset value, the material conveying speed and the power of the infrared radiator 21 are adjusted according to the temperature, the humidity and the water content information fed back by the discharge outlet induction assembly until the water content reaches the preset value, the moisture content of the dry material is intelligently controlled.
When casing 11 is longer, the infrared radiator 21 and the bowl 22 of overlength are unfavorable for the installation and maintain, consequently, can establish drying assembly into the multiunit, multiunit drying assembly segmentation sets up in the casing 11 outside, multiunit drying assembly multistage setting also is favorable to making infrared light wave on-line drying device 80 can adapt to different material and different moisture content requirements more, the quantity of opening drying assembly that can be selective when reply different material or different moisture content requirements carries out the drying, the resources are rationally allocated, the utilization ratio of resources is improved, avoid the wasting of resources. When drying assembly adopted the multistage formula to arrange, induction assembly also is equipped with the multiunit, multiunit induction assembly sets up on casing 11 along 11 axial direction of casing, every induction assembly corresponds the rear end that sets up at every section drying assembly, carry out the survey of temperature and humidity and moisture content to the material after every section drying assembly drying, carry out segment control through controller control, and move the operating power who organizes drying assembly infrared radiator 21 behind temperature and the humidity adjustment according to the preceding drying assembly drying material, realize intelligent on-line control, finally reach predetermined moisture content requirement.
In the above embodiment, the material is dropped from the feeding port 15 and then conveyed forward by the helical blade 12, the stirring plate 16 disposed on the screw blade continuously stirs and turns, and the material is heated to a set temperature through the heating section (which can be set as a single section or multiple sections) of the drying assembly of the quartz glass tube provided with the plurality of infrared radiators 21 and then discharged from the discharging port, thereby completing the drying and conveying processes. In the infrared light wave heating mode, light waves can directly act on materials through the quartz glass tube, heat loss is reduced, in addition, under the action of the gold-plated reflecting film cover, the heating efficiency reaches more than 90 percent, and compared with the traditional air heater, the energy is saved by 30 to 50 percent. Be provided with the temperature sensor 41 and the humidity transducer 42 cooperation PLC control of multistage, can be according to the different and coming material volume size adjustment infrared radiator 21's of the dry humidity of material power and material conveying speed, realize online intelligent control material moisture content, guarantee the product quality.
The infrared light wave on-line drying device 80 realizes the function of drying and conveying while directly arranging the drying device on the auger assembly, does not need special conveying device and drying equipment, saves the production space, reduces the procedures of the drying process and improves the drying efficiency. Simultaneously, transparent material is selected for use to casing 11, and infrared radiator 21 sets up around the casing 11 outside, and infrared radiator 21 transmits infrared light wave from the 360 degrees full ranges in the casing 11 outside, and infrared light wave passes through transparent material's casing 11, and direct radiation is on the material, and 360 degrees no dead angles carry out the drying to material in the casing 11, pass through helical blade 12 again and turn over the stir-fry effect for the material is heated evenly, has improved drying efficiency greatly.
In other embodiments, the drying component is a hot air blower, the hot air blower is disposed at the material inlet, the hot air blower blows dry hot air to the interior of the housing 11 to heat the material in a convection heat exchange manner, meanwhile, a spiral heat flow is formed in the housing 11 under the separation effect of the spiral blades 12, the material is uniformly heated under the spiral stir-frying effect and the heat flow penetration effect, hot steam evaporated from the material is discharged from the material outlet or from the air outlet pipe, when the drying component is disposed in sections, a plurality of air inlets may be disposed on the housing 11, and hot air enters the housing 11 from different air inlets to heat the material in sections.
In other embodiments, dry subassembly can also be electromagnetic generator in addition, casing 11 is the metal material, electromagnetic generator's solenoid cover is established in the casing 11 outside, utilize alternating current to pass through the alternating magnetic field that the coil produced the direction and constantly change, vortex current will appear in casing 11 that is in alternating magnetic field, vortex current's joule's effect makes the conductor intensification, thereby the realization is to casing 11 heating, casing 11 is again with heat-conduction mode with heat transfer to the material on, with this heating material, evaporation moisture, and the material is in the stir-fry effect of turning over of spiral, make material and 11 inner walls of casing contact even, the heating is even. Or the drying component is a microwave generator, the shell 11 is made of nonmetal materials, and the moisture in the materials is directly removed by utilizing the microwave heating principle.
Referring to fig. 3, the present embodiment relates to an online drying milling apparatus, which includes a raw material bin 50, a belt conveyor, a flour mill 60, a dust collector 70, a blower, a roots blower, and a finished product bin 90, and further includes an infrared light wave online drying device 80 according to the above embodiment. The raw material bin 50, the belt conveyor, the flour mill 60, the dust collector 70, the air shutoff machine, the infrared light wave online drying device 80, the Roots blower and the finished product bin 90 are sequentially connected, the bin top dust collector is installed on the upper portion of the finished product bin 90, and the packing machine is installed on the lower portion of the finished product bin 90.
The material in the grinding equipment will be carried milling machine 60 through the belt feeder with the material in former feed bin 50 and smash the back and carry to dust collector 70, and the material after the dust removal passes through the fan that closes of dust collector 70 bottom, falls into infrared light wave powder online drying device in, and incessantly heating is carried to roots's fan material jar, utilizes the malleation to carry the material to the finished product feed bin, and after the storehouse top dust remover at finished product storehouse 90 top removes dust, falls into the bottom baling press and packs the material.
The infrared light wave on-line drying device 80 of the on-line drying powder grinding equipment directly sets the drying device on the auger assembly, so that the function of drying and conveying while the drying is realized, a special conveying device and drying equipment are not needed, the production space is saved, the process of the drying process is reduced, and the drying efficiency is improved. Simultaneously, transparent material is selected for use to casing 11, and infrared radiator 21 sets up around the casing 11 outside, and infrared radiator 21 is from the 360 degrees full ranges transmission infrared light waves in the casing 11 outside, and infrared light wave passes through transparent material's casing 11, and direct radiation is on the material, and 360 degrees no dead angles are dried the interior material of casing 11, through helical blade 12 turn over the stir-fry effect again, have improved drying efficiency greatly.
It should be noted that, although the above embodiments have been described herein, the invention is not limited thereto. Therefore, based on the innovative concepts of the present invention, the technical solutions of the present invention can be directly or indirectly applied to other related technical fields by making changes and modifications to the embodiments herein or by using equivalent structures or equivalent processes performed in the content of the present specification and the attached drawings, which are included in the scope of the present invention.
Claims (6)
1. An infrared light wave on-line drying device is characterized in that: the pulverizer, the dust collector, the air-off machine and the infrared light wave online drying device are sequentially connected, and the infrared light wave online drying device is used for drying materials pulverized by the pulverizer;
the infrared light wave online drying device comprises a packing auger assembly, a drying assembly and a power source;
the packing auger assembly comprises a shell, a helical blade and a rotating shaft, wherein a feed inlet and a discharge outlet are formed in the shell, the shell is made of transparent materials, the rotating shaft is connected inside the shell, and the helical blade is connected to the rotating shaft;
the drying assembly comprises an infrared radiator, the infrared radiator is arranged around the outer side of the shell and emits infrared light waves from the outer side of the shell, and the infrared light waves directly radiate on the materials through the shell to dry the materials in the shell;
the power source is arranged at one end of the shell and is in transmission connection with the rotating shaft;
the infrared light wave on-line drying device also comprises an induction component, the induction component is connected to the shell, and the induction component is used for inducing the temperature and the humidity of the material;
the induction assemblies are arranged on the shell along the axial direction of the shell, the drying assemblies are arranged on the shell in a plurality of groups, and the drying assemblies are arranged on the outer side of the shell in a segmented manner;
the working power of the infrared radiators of the rear group of drying assemblies is adjusted according to the temperature and the humidity of the materials dried by the front group of drying assemblies, so that intelligent online adjustment is realized, and the preset water content requirement is met;
the outer side of the drying component is provided with a reflecting cover, the drying component and the shell are wrapped by the reflecting cover, and the infrared light waves emitted by the infrared radiators are reflected by the reflecting cover, so that the infrared light waves penetrate through the transparent shell and are all acted on the material.
2. The infrared light wave on-line drying device of claim 1, characterized in that: the auger assembly further comprises a stirring plate, the stirring plate is arranged on the auger blade, and the stirring plate is used for stir-frying the materials.
3. The infrared light wave on-line drying device of claim 1, characterized in that: the upper part of the shell is provided with an air outlet pipe, the air outlet pipe is communicated with the inner part of the shell, and the air outlet pipe is used for discharging water vapor in the shell.
4. The infrared light wave on-line drying device of claim 1, characterized in that: the drying device is characterized by further comprising a controller, wherein the controller is in communication connection with the induction assembly, electrically connected with the power source and electrically connected with the drying assembly.
5. The utility model provides an online dry milling equipment, includes former feed bin, belt feeder, milling machine, dust collector, closes fan, roots's fan and finished product storehouse, its characterized in that: the device also comprises an infrared light wave on-line drying device as claimed in any one of claims 1 to 4, wherein the raw material bin, the belt conveyor, the flour mill, the dust collector, the air shutoff machine, the infrared light wave on-line drying device, the Roots blower and the finished product bin are sequentially connected.
6. An on-line drying milling apparatus as claimed in claim 5, wherein: the device is characterized by further comprising a bin top dust remover and a packing machine, wherein the bin top dust remover is arranged on the upper portion of the finished product bin, and the packing machine is arranged on the lower portion of the finished product bin.
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| CN202010348643.0A CN111426183B (en) | 2020-04-28 | 2020-04-28 | Infrared light wave on-line drying device and on-line drying grinding equipment |
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| CN202010348643.0A CN111426183B (en) | 2020-04-28 | 2020-04-28 | Infrared light wave on-line drying device and on-line drying grinding equipment |
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| CN111426183B true CN111426183B (en) | 2021-12-21 |
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| CN114152538A (en) * | 2020-09-08 | 2022-03-08 | 河南省德耀节能科技股份有限公司 | Carbon material parameter online detection device and detection method |
| CN115364974A (en) * | 2022-08-29 | 2022-11-22 | 湖南润华新材料有限公司 | Dehumidification screening mechanism is used in fire control powder production |
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2020
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| CN204694007U (en) * | 2015-03-24 | 2015-10-07 | 长沙市雪皇粮油有限公司 | Ground rice drying unit |
| KR20170098371A (en) * | 2016-02-19 | 2017-08-30 | (주)벧엘기업 | Apparatus for drying sludge using hybrid wave and method thereof |
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| CN207132698U (en) * | 2017-07-18 | 2018-03-23 | 王红琳 | A kind of Chinese medicine tunnel dryer |
| CN108162399A (en) * | 2017-12-28 | 2018-06-15 | 江苏三迪时空网络科技有限公司 | A kind of infrared heating and print carriage integral type desktop drying consumable material device |
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