CN212697525U

CN212697525U - Microwave drying and sterilizing device

Info

Publication number: CN212697525U
Application number: CN202021552872.6U
Authority: CN
Inventors: 王林; 阮洪金; 马从飞; 陈阳阳
Original assignee: Sichuan Fenghui Natural Technology Co ltd
Current assignee: Sichuan Fenghui Natural Technology Co ltd
Priority date: 2020-07-30
Filing date: 2020-07-30
Publication date: 2021-03-16
Anticipated expiration: 2030-07-30

Abstract

The utility model provides a microwave drying and sterilizing device, which belongs to the technical field of drying and sterilizing. The microwave drying and sterilizing device comprises a box body mechanism, a material conveying mechanism, a drying and sterilizing mechanism and a cooling mechanism. Defeated material mechanism includes drive assembly, feeding subassembly and ejection of compact subassembly, dry sterilization mechanism includes microwave generator, air-collecting cover, first fan, exhaust pipe, vibrator and mounting panel, cooling body includes second fan, cold-blast pipe and air-out branch pipe, the utility model discloses a drive assembly can carry out continuous dry sterilization to bee pollen and handle, through setting up first fan, can keep the circulation of air in the drying chamber and moisture to get rid of for bee pollen sterilization has a good environment occasionally, carries out thorough cooling to the bee pollen after the sterilization drying through cooling body and makes the material after the drying be unsuitable for the multiply of microorganism, obtains qualified dry bee pollen of sterilization.

Description

Microwave drying and sterilizing device

Technical Field

The utility model relates to a dry sterilization field particularly, relates to a microwave drying sterilization apparatus.

Background

The bee pollen is from nature, and is an irregular oblate doughy substance prepared by adding special glandular secretion into pollen grains or nectar collected by bees and mixing. After the fresh bee pollen is harvested, the moisture content of a wet base is as high as 20% to 30%, the activities of microorganisms and enzymes are very high, drying treatment needs to be carried out in time, or rapid fermentation and deterioration are carried out, active ingredients are lost, and the efficacy value is lost. Therefore, in the harvest season, the timely drying of the fresh bee pollen is an important way for avoiding the quality deterioration of the bee pollen and prolonging the shelf life of the bee pollen.

The microwave drying and sterilizing device can sterilize and dry the bee pollen, reduce the moisture in the bee pollen and kill the microorganisms in the bee pollen. The existing microwave drying and sterilizing device can not continuously dry and sterilize the bee pollen, and the bee pollen is directly packaged as a finished product without cooling after being sterilized and dried by microwave, because the temperature of the bee pollen is higher, the bee pollen can not dissipate heat in a packaging bag after being packaged, and the moisture remained in the bee pollen, the closed environment creates conditions for the propagation of microorganisms, so that the microorganisms in the bee pollen after being dried and sterilized exceed the standard, and the bee pollen after being dried and sterilized is unqualified.

SUMMERY OF THE UTILITY MODEL

In order to make up for the above deficiency, the utility model provides a microwave drying and sterilizing device, which aims to improve the problems provided in the background technology.

The utility model discloses a realize like this:

the utility model provides a microwave drying and sterilizing device, which comprises a box body mechanism, a material conveying mechanism, a drying and sterilizing mechanism and a cooling mechanism.

The box mechanism comprises a base, supporting legs and a shell, wherein the supporting legs are fixedly connected between the base and the shell, a drying chamber and a cooling chamber are separated into the shell through partition plates, and a discharge hole is formed in one end of the shell.

Defeated material mechanism includes drive assembly, feeding subassembly and ejection of compact subassembly, drive assembly is belt conveyor, and drive assembly sets up in the shell, drive assembly transversely runs through the division board, feeding subassembly fixed mounting in shell top one side, feeding subassembly communicates into in the drying chamber, just feeding subassembly is located the top of drive assembly one end, ejection of compact subassembly sets up drive assembly keeps away from one side of feeding subassembly, ejection of compact subassembly passes the discharge gate.

Drying and sterilizing mechanism includes microwave generator, air-collecting cover, first fan, exhaust pipe, vibrator and mounting panel, microwave generator evenly sets up a plurality of, a plurality of the equal fixed mounting of microwave generator in the drying chamber top the shell inner wall, air-collecting cover fixed mounting in the drying chamber the shell inner wall, just the air-collecting cover is located adjacent two between the microwave generator, exhaust pipe one end communicate in the air-collecting cover, exhaust pipe one end runs through the shell top extends to the outside, first fan sets up on the exhaust pipe, the mounting panel both ends respectively fixed connection in drive assembly with the division board, the vibrator evenly sets up a plurality of groups, the equal fixed mounting of vibrator is in on the mounting panel.

The cooling mechanism comprises a second fan, a cold air pipe and an air outlet branch pipe, the second fan is fixedly mounted on the base, one end of the cold air pipe is communicated with the output end of the second fan, the other end of the cold air pipe penetrates through the bottom of the shell and extends to the inside of the cooling chamber, the air outlet branch pipe is uniformly provided with a plurality of air outlets, the air outlet branch pipe is communicated with the cold air pipe, and the air outlets of the air outlet branch pipe are vertically and upwards arranged.

The utility model discloses an in the embodiment, transmission assembly includes first motor, stand, running roller and conveyer belt, first motor fixed mounting be in the drying chamber bottom on the shell inner wall, stand fixed connection in shell bottom inner wall, the running roller rotate connect in the stand top, first motor output end transmission connect in the running roller, the conveyer belt transmission is connected in two sets of between the running roller, the conveyer belt runs through the division board.

In an embodiment of the present invention, the partition board is provided with an opening for the conveyor belt to pass through, and the opening is provided with a wind screen.

The utility model discloses an in an embodiment, the vibrator all includes vibrating motor and auxiliary roller, the equal fixed connection of vibrating motor in the mounting panel, the auxiliary roller sets up at the vibrating motor top, the auxiliary roller top laminate in conveyer belt bottom.

The utility model discloses an in the embodiment, the mounting panel both ends through damping spring respectively fixed connection in the stand with the division board.

The utility model discloses an in an embodiment, second fan input is provided with the purifying box, purifying box one side intercommunication has the air-supply line, the air intake department of air-supply line is provided with the filter screen.

The utility model discloses an in an embodiment, the cold wind export that is hourglass hopper-shaped is all seted up to the air-out branch pipe tip, all be provided with the cold wind guide plate of slope in the cold wind export, the cooling chamber top be provided with the exhaust valve on the shell.

The utility model discloses an in one embodiment, the feeding subassembly includes feeding funnel, agitator and material loading pipeline, the feeding funnel fixed mounting be in the drying chamber top on the shell, the agitator rotates to be installed in the feeding funnel, the feeding funnel bottom with the material loading pipeline is linked together, the material loading pipeline set up in the drying chamber.

The utility model discloses an in one embodiment, the material loading pipeline below is provided with first stock guide, first stock guide fixed connection in the shell inside wall, just first stock guide bottom laminate in conveyer belt top.

The utility model discloses an in one embodiment, ejection of compact subassembly includes second stock guide and spring housing, second stock guide one end rotate connect in the stand, the second stock guide other end passes the discharge gate extends to the outside, the spring housing both ends rotate respectively connect in the second stock guide with the stand.

The utility model has the advantages that: the utility model discloses a microwave drying sterilization apparatus who obtains through above-mentioned design, during the use, start the drive assembly, the bee pollen that needs to be dried falls to the drive assembly in the drying chamber through the feeding subassembly, start microwave generator simultaneously and carry out dry sterilization to the bee pollen, restart the vibrator and carry out the motion of overturning to the bee pollen, when the humidity value in the drying chamber is too big, start first fan, moist air outside the shell is discharged to the drying chamber inside to first fan, after the bee pollen dry sterilization is accomplished, convey to the cooling chamber through the drive assembly, cold wind that the second fan extracted blows off through the air-out branch pipe, evenly cool off the bee pollen that has already sterilized and dried on the drive assembly, after the bee pollen cools off, guide through ejection of compact subassembly and flow out the shell and collect the arrangement, the utility model discloses a drive assembly can carry out continuous dry sterilization to the bee pollen, through setting up first fan, can keep the circulation of air and the moisture in the drying chamber to get rid of for a good environment when bee pollen sterilizes, thoroughly cool off the bee pollen after the dry messenger material after the drying is unsuitable for the reproduction of microorganism through cooling body, obtains qualified dry bee pollen of sterilization.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural view of a microwave drying and sterilizing device provided by an embodiment of the present invention;

fig. 2 is a schematic structural view of a box mechanism and a feeding mechanism provided in an embodiment of the present invention;

fig. 3 is a schematic structural view of a drying and sterilizing mechanism provided in an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a cooling mechanism according to an embodiment of the present invention.

In the figure: 10-a box body mechanism; 110-a base; 120-support legs; 130-a housing; 140-a drying chamber; 150-a cooling chamber; 160-a partition plate; 161-opening; 170-discharge hole; 20-a material conveying mechanism; 210-a transmission assembly; 211-a first motor; 212-upright post; 213-rolling wheel; 214-a conveyor belt; 220-a feeding assembly; 221-feeding hopper; 222-a stirrer; 223-a feeding pipeline; 230-a first material guide plate; 240-a discharge assembly; 241-a second material guide plate; 242-spring housing; 30-a drying and sterilizing mechanism; 310-a microwave generator; 320-wind collecting cover; 330-a first fan; 340-an exhaust pipe; 350-a vibrator; 351-vibration motor; 352-auxiliary rollers; 360-mounting plate; 361-a damping spring; 40-a cooling mechanism; 410-a second fan; 420-a purification box; 430-an air inlet pipe; 440-a cold air pipe; 450-air outlet branch pipe; 460-a cold air outlet; 470-cold air guide plate; 480-air exhaust valve.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Examples

Referring to fig. 1-4, the present invention provides a technical solution: a microwave drying and sterilizing device comprises a box body mechanism 10, a material conveying mechanism 20, a drying and sterilizing mechanism 30 and a cooling mechanism 40.

Referring to fig. 2, the box mechanism 10 includes a base 110, support legs 120 and a housing 130, the support legs 120 are fixedly connected between the base 110 and the housing 130, the support legs 120 are fixedly connected to the base 110 and the housing 130 by welding, the interior of the housing 130 is divided into a drying chamber 140 and a cooling chamber 150 by a partition plate 160, the partition plate 160 and the housing 130 are integrated, and one end of the housing 130 is provided with a discharge port 170.

Referring to fig. 2, the feeding mechanism 20 includes a transmission component 210, a feeding component 220 and a discharging component 240, the transmission component 210 is a belt conveyor, the transmission component 210 is disposed in the casing 130, the transmission component 210 transversely penetrates through the partition plate 160, when the transmission component 210 is specifically disposed, the transmission component 210 includes a first motor 211, a stand 212, rollers 213 and a conveyor belt 214, the first motor 211 is fixedly mounted on the inner wall of the casing 130 at the bottom of the drying chamber 140, the stand 212 is fixedly connected to the inner wall at the bottom of the casing 130, the rollers 213 are rotatably connected to the tops of the stand 212, an output end of the first motor 211 is connected to the rollers 213 in a transmission manner, the conveyor belt 214 is connected between the two sets of rollers 213, the conveyor belt 214 penetrates through the partition plate 160, the partition plate 160 is provided with an opening.

In this embodiment, the feeding assembly 220 is fixedly installed on one side of the top of the housing 130, the feeding assembly 220 is communicated into the drying chamber 140, and the feeding assembly 220 is located above one end of the transmission assembly 210, when the feeding assembly is specifically installed, the feeding assembly 220 includes a feeding hopper 221, a stirrer 222 and a feeding pipe 223, the feeding hopper 221 is fixedly installed on the housing 130 at the top of the drying chamber 140, the stirrer 222 is rotatably installed in the feeding hopper 221, the stirrer 222 is installed at the discharge opening of the feeding hopper 221, the stirrer 222 is driven by an external driving device to rotate, the bottom end of the feeding hopper 221 is communicated with the feeding pipe 223, the feeding pipe 223 is installed in the drying chamber 140, a first material guiding plate 230 is arranged below the feeding pipe 223, the first material guiding plate 230 is fixedly connected to the inner sidewall 130 of the housing, the bottom end of the first material guiding plate 230 is attached to the top of the conveyor belt 214, the bee pollen to be dried enters, under the agitation of the agitator 222, the mixture is guided from the feeding duct 223 through the first material guide plate 230 to fall on top of the input end of the conveyor belt 214 in a uniformly dispersed manner.

In this embodiment, the discharging assembly 240 is disposed on a side of the transmission assembly 210 away from the feeding assembly 220, and the discharging assembly 240 passes through the discharging opening 170, specifically, the discharging assembly 240 includes a second guiding plate 241 and a spring sleeve 242, one end of the second guiding plate 241 is rotatably connected to the upright post 212, the other end of the second guiding plate 241 passes through the discharging opening 170 and extends to the outside, and two ends of the spring sleeve 242 are rotatably connected to the second guiding plate 241 and the upright post 212, respectively, for guiding the bee pollen after microwave drying and sterilization to flow out of the outer shell 130 from the output end of the conveyor belt 214.

Referring to fig. 3, the drying and sterilizing mechanism 30 includes a plurality of microwave generators 310, a wind-collecting cover 320, a first fan 330, an exhaust duct 340, a vibrator 350 and a mounting plate 360, the plurality of microwave generators 310 are uniformly arranged, the plurality of microwave generators 310 are all fixedly arranged on the inner wall of the housing 130 at the top of the drying chamber 140, the emission end of the microwave generator 310 is arranged towards the conveyor belt 214, the microwave generators 310 heat the bee pollen to be dried transported on the conveyor belt 214 for sterilization and drying, the wind-collecting cover 320 is fixedly arranged on the inner wall of the housing 130 of the drying chamber 140, the wind-collecting cover 320 is positioned between two adjacent microwave generators 310, one end of the exhaust duct 340 is communicated with the wind-collecting cover 320, one end of the exhaust duct 340 extends to the outside through the top of the housing 130, the first fan 330 is arranged on the exhaust duct 340, moisture in the bee pollen is evaporated into the air, so that the air in the drying chamber 140 is moist, the first fan 330 pumps the moist air in the In addition, a good environment is provided for bee pollen sterilization, a humidity sensor can be arranged in the drying chamber 140, microwave power and dehumidification power are adjusted according to the humidity and temperature detected by the humidity sensor, and the bee pollen is prevented from being influenced by over-high temperature or over-low temperature in the processing process, so that the quality of the bee pollen is ensured.

It should be noted that vibrator 350 evenly sets up a plurality of groups, the equal fixed mounting of vibrator 350 is on mounting panel 360, vibrator 350 all includes vibrating motor 351 and supplementary roller 352, the equal fixed connection of vibrating motor 351 is in mounting panel 360, supplementary roller 352 sets up at vibrating motor 351 top, laminate in the conveyer belt 214 bottom at supplementary roller 352 top, vibrating motor 351 output drive supplementary roller 352 vibrates from top to bottom, thereby drive conveyer belt 214 vibration, and then make the bee pollen on the conveyer belt 214 be in the motion state all the time at the dry sterilization in-process, dry sterilization efficiency has been improved, mounting panel 360 both ends are fixed connection in drive assembly 210 and division board 160 respectively, damping spring 361 is fixed connection in stand 212 and division board 160 respectively at mounting panel 360 both ends, damping spring 361 sets up effectual reduction vibrator 350 and causes the vibration to the device.

Referring to fig. 4, the cooling mechanism 40 includes a second fan 410, a cold air pipe 440 and an air outlet branch pipe 450, the second fan 410 is fixedly installed on the base 110, the second fan 410 is fixedly connected to the base 110 by bolts or screws, a purifying box 420 is installed at an input end of the second fan 410, the purifying box 420 is used for purifying and drying air extracted by the second fan 410, an air inlet pipe 430 is communicated with one side of the purifying box 420, a filter screen is installed at an air inlet of the air inlet pipe 430 for filtering large particles and dust in the air extracted by the second fan 410, one end of the cold air pipe 440 is communicated with an output end of the second fan 410, the other end of the cold air pipe 440 penetrates through the bottom of the housing 130 and extends into the cooling chamber 150, a plurality of air outlet branch pipes 450 are uniformly installed, the air outlet branch pipes 450 are communicated with the cold air pipes 440, air outlets of the air outlet branch pipes 450 are, the air outlet area is enlarged, the inclined cold air guide plates 470 are arranged on the cold air outlets 460, the exhaust valve 480 is arranged on the shell 130 at the top of the cooling chamber 150 and used for exhausting hot air, specifically, the cold air extracted by the second fan 410 is transmitted through the cold air pipe 440 and the air outlet branch pipe 450 and is blown out from the cold air outlets 460 and is blown to the sterilized and dried bee pollen on the conveyor belt 214 under the guide effect of the cold air guide plates 470, the cold air passes through the conveyor belt 214 fully covered with the bee pollen from bottom to top to uniformly cool the sterilized and dried bee pollen, the cooling efficiency of the bee pollen is high, the bee pollen is thoroughly cooled, so that the sterilized and dried bee pollen is not suitable for the multiplication of microorganisms, the microorganisms of the bee pollen reach the index, and the qualified sterilized and dried bee pollen is obtained.

Specifically, the working principle of the microwave drying and sterilizing device is as follows: when in use, the first motor 211 is started, the first motor 211 drives the roller 213 to rotate to drive the conveyor belt 214 to run, the bee pollen to be dried enters the feeding hopper 221, the bee pollen is uniformly and dispersedly guided from the feeding pipeline 223 to the conveyor belt 214 in the drying chamber 140 through the first material guide plate 230 under the stirring of the stirrer 222, the microwave generator 310 is started to dry and sterilize the bee pollen, the vibrator 350 is started to turn over the bee pollen, when the humidity value in the drying chamber 140 is too high, the first fan 330 is started, the first fan 330 pumps the moist air in the drying chamber 140 from the air collecting hood 320 into the exhaust pipe 340 and discharges the moist air out of the shell 130, after the drying and sterilization of the bee pollen is completed, the bee pollen is conveyed into the cooling chamber 150 through the conveyor belt 214, the cold air pumped by the second fan 410 is conveyed through the cold air pipe 440 and the air outlet branch pipe 450, is blown out from the cold air outlet 460, and is blown to the sterilized dried bee pollen on the conveyor belt 214 under the guiding action of the cold air 470, the bee pollen after sterilization and drying is cooled uniformly by cold air passing through the conveyor belt 214 full of bee pollen from bottom to top, and the cooled bee pollen flows out of the housing 130 from the output end of the conveyor belt 214 through the guiding of the discharging component 240 for collection and arrangement.

It should be noted that the specific model specifications of the first motor 211, the microwave generator 310, the first fan 330, the vibration motor 351, and the second fan 410 need to be determined by type selection according to the actual specification of the device, and the specific type selection calculation method adopts the prior art, so detailed and redundant operations are not needed.

The power supply of the first motor 211, the microwave generator 310, the first fan 330, the vibration motor 351, and the second fan 410, and the principle thereof will be apparent to those skilled in the art, and will not be described in detail herein.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A microwave drying and sterilizing device is characterized by comprising

The box body mechanism (10) comprises a base (110), supporting legs (120) and a shell (130), wherein the supporting legs (120) are fixedly connected between the base (110) and the shell (130), the shell (130) is internally divided into a drying chamber (140) and a cooling chamber (150) through a partition plate (160), and one end of the shell (130) is provided with a discharge hole (170);

the conveying mechanism (20), the conveying mechanism (20) comprises a transmission assembly (210), a feeding assembly (220) and a discharging assembly (240), the transmission assembly (210) is a belt conveyor, the transmission assembly (210) is arranged in the shell (130), the transmission assembly (210) transversely penetrates through the partition plate (160), the feeding assembly (220) is fixedly installed on one side of the top of the shell (130), the feeding assembly (220) is communicated into the drying chamber (140), the feeding assembly (220) is located above one end of the transmission assembly (210), the discharging assembly (240) is arranged on one side, far away from the feeding assembly (220), of the transmission assembly (210), and the discharging assembly (240) penetrates through the discharging port (170);

drying and sterilizing mechanism (30), drying and sterilizing mechanism (30) includes microwave generator (310), air-collecting hood (320), first fan (330), exhaust pipe (340), vibrator (350) and mounting panel (360), microwave generator (310) evenly sets up a plurality of, a plurality of microwave generator (310) equal fixed mounting in drying chamber (140) top shell (130) inner wall, air-collecting hood (320) fixed mounting in drying chamber (140) shell (130) inner wall, just air-collecting hood (320) are located adjacent two between microwave generator (310), exhaust pipe (340) one end communicate in air-collecting hood (320), exhaust pipe (340) one end runs through shell (130) top extends to the outside, first fan (330) set up on exhaust pipe (340), the two ends of the mounting plate (360) are respectively fixedly connected to the transmission assembly (210) and the partition plate (160), a plurality of groups of vibrators (350) are uniformly arranged, and the vibrators (350) are fixedly mounted on the mounting plate (360);

cooling body (40), cooling body (40) include second fan (410), cold blast pipe (440) and air-out branch pipe (450), second fan (410) fixed mounting be in on base (110), cold blast pipe (440) one end communicate in second fan (410) output, the cold blast pipe (440) other end runs through shell (130) bottom extends to in cooling chamber (150), air-out branch pipe (450) evenly sets up a plurality of roots, air-out branch pipe (450) all communicate in cold blast pipe (440), just the vertical upwards setting of air outlet of air-out branch pipe (450).

2. The microwave drying and sterilizing device according to claim 1, wherein the transmission assembly (210) comprises a first motor (211), a vertical column (212), rollers (213) and a transmission belt (214), the first motor (211) is fixedly installed on the inner wall of the housing (130) at the bottom of the drying chamber (140), the vertical column (212) is fixedly connected to the inner wall of the bottom of the housing (130), the rollers (213) are rotatably connected to the top of the vertical column (212), the output end of the first motor (211) is in transmission connection with the rollers (213), the transmission belt (214) is in transmission connection between the two sets of rollers (213), and the transmission belt (214) penetrates through the partition plate (160).

3. The microwave drying and sterilizing device according to claim 2, wherein the partition plate (160) is opened with an opening (161) for the conveyor belt (214) to pass through, and a wind screen is disposed at the opening (161).

4. A microwave drying and sterilizing device according to claim 2, characterized in that the vibrators (350) each comprise a vibration motor (351) and an auxiliary roller (352), the vibration motors (351) are each fixedly connected to the mounting plate (360), the auxiliary rollers (352) are arranged on the top of the vibration motors (351), and the top of the auxiliary rollers (352) is attached to the bottom of the conveyor belt (214).

5. A microwave drying and sterilizing device according to claim 4, characterized in that the two ends of the mounting plate (360) are fixedly connected to the upright (212) and the partition plate (160) respectively by means of damping springs (361).

6. The microwave drying and sterilizing device as claimed in claim 1, wherein a purifying box (420) is disposed at an input end of the second fan (410), an air inlet pipe (430) is connected to one side of the purifying box (420), and a filter screen is disposed at an air inlet of the air inlet pipe (430).

7. The microwave drying and sterilizing device according to claim 1, wherein the end of the air outlet branch pipe (450) is provided with a funnel-shaped cold air outlet (460), the cold air outlet (460) is provided with an inclined cold air guide plate (470), and the housing (130) at the top of the cooling chamber (150) is provided with an exhaust valve (480).

8. A microwave drying and sterilizing device according to claim 2, characterized in that the feeding assembly (220) comprises a feeding hopper (221), a stirrer (222) and a feeding pipe (223), the feeding hopper (221) is fixedly installed on the housing (130) at the top of the drying chamber (140), the stirrer (222) is rotatably installed in the feeding hopper (221), the bottom end of the feeding hopper (221) is communicated with the feeding pipe (223), and the feeding pipe (223) is arranged in the drying chamber (140).

9. The microwave drying and sterilizing device of claim 8, wherein a first material guiding plate (230) is disposed below the feeding duct (223), the first material guiding plate (230) is fixedly connected to an inner side wall of the housing (130), and a bottom end of the first material guiding plate (230) is attached to a top of the conveyor belt (214).

10. The microwave drying and sterilizing device of claim 2, wherein the discharging assembly (240) comprises a second guiding plate (241) and a spring sleeve (242), one end of the second guiding plate (241) is rotatably connected to the upright post (212), the other end of the second guiding plate (241) extends to the outside through the discharging hole (170), and two ends of the spring sleeve (242) are rotatably connected to the second guiding plate (241) and the upright post (212), respectively.