CN213040973U

CN213040973U - Spiral conveying type microwave drying device

Info

Publication number: CN213040973U
Application number: CN202021891462.4U
Authority: CN
Inventors: 林敏�; 邵保秀; 刘芬芬; 吴兴峰
Original assignee: Henan Nanzhao New Guangyuan Material Co ltd
Current assignee: Henan Nanzhao New Guangyuan Material Co ltd
Priority date: 2020-09-02
Filing date: 2020-09-02
Publication date: 2021-04-23
Anticipated expiration: 2030-09-02

Abstract

The utility model discloses a spiral conveying formula microwave drying device, including the chassis, the chassis top is equipped with crushing room, it is equipped with the drying chamber to smash the roof portion, drying chamber and crushing room phase-match, it is equipped with the feeder to smash room top one side, it is equipped with screw conveyer to smash indoor portion. The utility model discloses a get into screw conveyer with the material through the feeder, motor output shaft drives screw conveyer and rotates, it rotates to drive row flitch simultaneously, the material is arranged the material through the rotation of clapping the flitch, the material after clapping scatters falls to crushing room, screw reamer shears and stirs the dry material of caking, the microwave that microwave generator produced, carry the drying chamber through tubaeform radiation cover, under microwave action, material and microwave interact in constantly marcing, be absorbed and produce the fuel factor, the air-blower heats the material with the steam that the hot plate produced, thereby reach dry purpose, drying efficiency is improved.

Description

Spiral conveying type microwave drying device

Technical Field

The utility model relates to a microwave drying technical field, concretely relates to spiral conveying formula microwave drying device.

Background

The drying process almost relates to all departments of national economy and is widely applied to production and life. Wherein, the microwave drying is a novel drying mode. Microwave energy is directly converted into medium heat energy by utilizing the interaction of the microwave and substance molecules in a rapidly-changing high-frequency electromagnetic field and the absorption to generate a heat effect, thereby achieving the aim of drying. The microwave drying equipment mainly comprises a direct current power supply, a microwave tube, a transmission line or a waveguide, a microwave oven, a cooling system and the like. Compared with the traditional drying mode, the microwave drying has the advantages of high drying speed, high thermal efficiency, energy conservation, uniform drying, good quality of dried products, easy realization of automatic control and the like. The existing continuous microwave drying machine is generally in a belt type, the main body structure of the existing continuous microwave drying machine is composed of a microwave device and a belt conveying device, wherein materials are conveyed from the front end to the rear end through a belt, water in the conveyed materials is mutually acted with microwaves under the action of the microwaves in the process, the water is absorbed to generate a heat effect, and the water is continuously evaporated, so that the aim of drying is fulfilled.

The existing continuous microwave dryer is easy to agglomerate, used materials such as rubber, PVC, PU and the like are easy to wear after being used for a period of time, the service cycle is short, and the materials need to be replaced in time, on the other hand, the continuous microwave dryer adopting the belt conveying device generally requires that the temperature of the materials to be conveyed is less than 60 ℃, the continuous microwave dryer is not suitable for being used as a conveying device for microwave drying at higher temperature, conveyor belts made of materials such as PVC, rubber and the like are easy to thermally age and degrade at high temperature, the service life of the conveyor belts is influenced, and the material blockage condition of the feed inlet is frequent due to uneven feeding, and the working efficiency is influenced.

Therefore, it is necessary to provide a spiral conveying type microwave drying device to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a screw conveying formula microwave drying device, cross the starter motor, then get into screw conveyer with the material through the feeder in, motor output shaft drives screw conveyer and rotates, it rotates to drive the dwang simultaneously, make and clap the flitch and rotate, the material is arranged the material through the rotation of clapping the flitch, prevent the putty, the material after clapping and loosing falls to the dry material of smashing the room caking in screw conveyer outer wall to the screw reamer in the transportation process and shears and stirs, the microwave that microwave generator produced, carry the drying chamber through tubaeform radiation cover, under microwave action, constantly advancing material and microwave interact, absorbed and produce the fuel factor, moisture constantly evaporates and follow the exhaust hole and discharge, with the above-mentioned weak point in the solution technique.

In order to achieve the above object, the present invention provides the following technical solutions: a spiral conveying type microwave drying device comprises an underframe, wherein a crushing chamber is arranged at the top of the underframe, a drying chamber is arranged at the top of the crushing chamber, the drying chamber is matched with the crushing chamber, a feeder is arranged at one side of the top of the crushing chamber, a spiral conveyor is arranged in the crushing chamber, a spiral reamer is arranged on the outer wall of the spiral conveyor, a motor is arranged at one side of the outer wall of the crushing chamber, the motor is fixedly connected with the spiral conveyor, a first bearing is arranged at the joint of the spiral conveyor and the crushing chamber, baffle plates are arranged at two sides of the inner wall of the drying chamber, a microwave generator is arranged at the top of the drying chamber, a plurality of radiation covers are fixedly connected at the bottom of the microwave generator, the output ends of the radiation covers are fixedly connected with the drying chamber, exhaust holes are formed in the top of the drying chamber, a temperature probe is arranged, the utility model discloses a feeding device, including baffle, feed switch, flitch, dwang, automatic feed switch top one side is equipped with the fixed block, the baffle bottom is equipped with the flow equalizing plate, baffle inner wall one side is equipped with the discharge gate diapire and is equipped with the hot plate, the baffle bottom is close to hot plate one side and is equipped with the air-blower, the inside sliding connection of feeder has automatic feed switch, the inside flitch of clapping that is equipped with of feeder, clap the inside fixedly connected with dwang of flitch, the dwang outer wall is equipped with the drive belt, the dwang passes through.

Preferably, a second bearing is arranged at the joint of the rotating rod and the feeder, and a high-chromium coating is arranged on the surface of the screw conveyor.

Preferably, the top of the scraper is provided with a plurality of springs which are fixedly connected with the scraper, and the two ends of the scraper are provided with brushes which are hinged with the scraper.

Preferably, the automatic feeding switch extends to one side of the outer wall of the feeder and is electrically connected with the controller.

Preferably, the scraper is made of rubber materials, and the cross section of the radiation cover is in a horn shape.

Preferably, the outer wall of the drying chamber is provided with a sealing cabinet, the sealing cabinet is made of stainless steel materials, and one side of the outer wall of the crushing chamber is provided with a controller.

In the technical scheme, the utility model provides a technological effect and advantage:

the material is fed into the screw conveyer through the feeder, the motor output shaft drives the screw conveyer to rotate and simultaneously drives the rotating rod to rotate, so that the material beating plate rotates, the material is discharged through the rotation of the material beating plate to prevent material blockage, the beaten material falls into the crushing chamber, the dried material caked in the conveying process is sheared and stirred by the screw reamer on the outer wall of the screw conveyer, better drying is achieved, the microwave generated by the microwave generator is conveyed to the drying chamber through the horn-shaped radiation cover, the material which continuously advances interacts with the microwave under the action of the microwave to generate a heat effect, moisture is continuously evaporated and is discharged from the exhaust hole, and therefore the drying purpose is achieved, meanwhile, the material is continuously sheared by the screw reamer in the screw conveyer in the conveying process, and the dried material can be scattered and dispersed by the shearing effect, the caking phenomenon of the dried material is solved.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.

FIG. 1 is a sectional view of the overall structure of the present invention;

fig. 2 is a front view of the present invention;

fig. 3 is a side view of the present invention;

FIG. 4 is an enlarged view of the structure of FIG. 1;

fig. 5 is an enlarged view of a structure at B of fig. 3 according to the present invention.

Description of reference numerals:

1 chassis, 2 crushing chambers, 3 drying chambers, 4 feeders, 5 screw conveyors, 6 screw reamers, 7 microwave generators, 8 radiation shields, 9 exhaust holes, 10 temperature probes, 11 flow equalizing plates, 12 discharge ports, 13 heating plates, 14 blowers, 15 motors, 16 rotating rods, 17 transmission belts, 18 material beating plates, 19 automatic feeding switches, 20 fixed blocks, 21 scrapers, 22 brushes and 23 partition plates.

Detailed Description

In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.

The utility model provides a spiral conveying type microwave drying device as shown in figures 1-5, which comprises a bottom frame 1, wherein a crushing chamber 2 is arranged at the top of the bottom frame 1, a drying chamber 3 is arranged at the top of the crushing chamber 2, the drying chamber 3 is matched with the crushing chamber 2, a feeder 4 is arranged at one side of the top of the crushing chamber 2, a spiral conveyor 5 is arranged inside the crushing chamber 2, a spiral reamer 6 is arranged on the outer wall of the spiral conveyor 5, a motor 15 is arranged at one side of the outer wall of the crushing chamber 2, the motor 15 is fixedly connected with the spiral conveyor 5, a first bearing is arranged at the joint of the spiral conveyor 5 and the crushing chamber 2, baffles are arranged at two sides of the inner wall of the drying chamber 3, a microwave generator 7 is arranged at the top of the drying chamber 3, a plurality of radiation covers 8 are fixedly connected at the bottom of the microwave generator 7, the output ends of the radiation covers 8, the top of the drying chamber 3 is provided with an exhaust hole 9, one side of the inner wall of the drying chamber 3 is provided with a temperature probe 10, the bottom of the crushing chamber 2 is provided with a partition plate 23, the bottom of the partition plate 23 is provided with a flow equalizing plate 11, one side of the inner wall of the partition plate 23 is provided with a discharge hole 12, the bottom wall of the flow equalizing plate 11 is provided with a heating plate 13, one side of the bottom of the partition plate 23, which is close to the heating plate 13, is provided with an air blower 14, the inside of the feeder 4 is connected with an automatic feeding switch 19 in a sliding manner, the inside of the feeder is provided with a beating plate 18, the inside of the beating plate 18 is fixedly connected with a rotating rod 16, the outer wall of the rotating rod 16 is provided with a transmission belt 17, the rotating rod 16, by starting the motor, then the materials enter the screw conveyer 5 through the feeder 4, the output shaft of the motor 15 drives the screw conveyer 5 to rotate, and simultaneously drives the rotating rod 16 to rotate, so that the material beating plate 18 rotates, the materials are scattered through the rotation of the material beating plate 18, the blocking is prevented, the scattered materials fall into the crushing chamber 2, the dried materials agglomerated in the conveying process are sheared and stirred by the screw reamer 6 on the outer wall of the screw conveyer 5, better drying is obtained, the microwaves generated by the microwave generator 7 are conveyed to the drying chamber 3 through the horn-shaped radiation cover 8, under the action of the microwaves, the materials continuously advancing interact with the microwaves, are absorbed to generate a heat effect, the moisture is continuously evaporated and is discharged from the exhaust hole 9, thereby the drying purpose is achieved, meanwhile, the materials are continuously sheared by the screw reamer 6 in the screw conveyer 5 in the conveying process, this shearing action can break up the dry material, the dispersion, the caking phenomenon of dry material has been solved, simultaneously, the steam that air-blower 14 bottom crushing room 2 produced hot plate 13 passes through flow equalizing plate 11, at baffle 23 bottom circulation, heat the material at baffle 23 top, there are two kinds of heating methods of hot-blast and microwave simultaneously in crushing room 2, two kinds of heating methods are the material together, the quality of dry material has been improved, the drying time has been shortened, reduce the cost of drying, the material after accomplishing the drying is discharged from discharge gate 12, scraper blade 21 inside feeder 4 is when the feed rate of automatic feed switch 19 slip regulation material, to automatic feed switch top, 19 material is scraped, avoid the material to block up the normal work that influences automatic feed switch 19.

Further, in the above technical scheme, a second bearing is arranged at the joint of the rotating rod 16 and the feeder 4, and the surface of the screw conveyor 5 is provided with a high-chromium coating, so that the microwave effect is improved.

Further, in the above technical scheme, the top of the scraper 21 is provided with a plurality of springs, the plurality of springs are all fixedly connected with the scraper 21, the two ends of the scraper 21 are provided with brushes 22, and the brushes 22 are hinged to the scraper 21, so that the material on the top of the automatic feeding switch 19 can be scraped conveniently.

Further, in the above technical scheme, the automatic feeding switch 19 extends to one side of the outer wall of the feeder 4, and the automatic feeding switch 19 is electrically connected with the controller 24, and can be automatically adjusted according to the drying progress of the material.

Further, in the above technical solution, the scraper 21 is made of rubber material, and the cross-sectional shape of the radiation cover 8 is set to be horn-shaped, so as to prevent the scraper 21 from scratching the surface of the automatic feeding switch 19, and the horn-shaped can better perform microwave transmission.

Further, in the above technical scheme, the drying chamber 3 is made of an aluminum material, the outer wall of the drying chamber 3 is provided with a sealing cabinet, the sealing cabinet is made of a stainless steel material, and the controller 24 is arranged on one side of the outer wall of the crushing chamber 2, so that a good shielding effect can be achieved, and microwave energy leakage can be prevented.

Referring to the attached drawings 1-5 of the specification, the utility model discloses a starting motor, then the material gets into screw conveyer 5 through feed 4 ware, motor 15 output shaft drives screw conveyer 5 and rotates, drive dwang 16 and rotate simultaneously, make clap flitch 18 rotate, the material is scattered through clapping the rotation of flitch 18, the material after clapping falls to crushing chamber 2 and cuts and stirs the dry material of caking in the transportation process at screw conveyer 5 outer wall screw reamer 6, the microwave that microwave generator 7 produced, carry drying chamber 3 through tubaeform radiation cover 8, under the microwave effect, the material that constantly advances interacts with the microwave, absorbed and produce the heat effect, moisture constantly evaporates and discharges from exhaust hole 9, thereby reach the dry purpose, meanwhile, air-blower 14 at the bottom of crushing chamber 2 passes through flow equalizing plate 11 with the hot gas that hot plate 13 produced, circulating at the bottom of the partition plate 23, heating the material at the top of the partition plate 23, discharging the dried material from the discharge hole 12, and scraping the material at the top of the automatic feeding switch 19 and the automatic feeding switch 19 by the scraper 21 in the feeder 4 while the automatic feeding switch 19 slides to adjust the feeding amount of the material.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.

Claims

1. A screw conveying type microwave drying device comprises a base frame (1), and is characterized in that: the drying device is characterized in that a crushing chamber (2) is arranged at the top of the chassis (1), a drying chamber (3) is arranged at the top of the crushing chamber (2), the drying chamber (3) is matched with the crushing chamber (2), a feeder (4) is arranged on one side of the top of the crushing chamber (2), a screw conveyor (5) is arranged inside the crushing chamber (2), a screw reamer (6) is arranged on the outer wall of the screw conveyor (5), a motor (15) is arranged on one side of the outer wall of the crushing chamber (2), the motor (15) is fixedly connected with the screw conveyor (5), a first bearing is arranged at the joint of the screw conveyor (5) and the crushing chamber (2), baffles are arranged on two sides of the inner wall of the drying chamber (3), a microwave generator (7) is arranged at the top of the drying chamber (3), a plurality of radiation covers (8) are fixedly connected with the bottom of the microwave generator (7), the output end of each radiation cover (8) is fixedly, the exhaust hole (9) is formed in the top of the drying chamber (3), a temperature probe (10) is arranged on one side of the inner wall of the drying chamber (3), a partition plate (23) is arranged at the bottom of the crushing chamber (2), a flow equalizing plate (11) is arranged at the bottom of the partition plate (23), a discharge hole (12) is formed in one side of the inner wall of the partition plate (23), a heating plate (13) is arranged on the bottom wall of the flow equalizing plate (11), an air blower (14) is arranged on one side, close to the heating plate (13), of the bottom of the partition plate (23), an automatic feeding switch (19) is connected to the inside of the feeder (4) in a sliding mode, a beating plate (18) is arranged inside the feeder, a rotating rod (16) is fixedly connected to the inside of the beating plate (18), a driving belt (17) is, one side of the top of the automatic feeding switch (19) is provided with a fixed block (20), a groove is formed in the fixed block (20), and a scraper (21) is connected in the groove in a sliding mode.

2. A microwave dryer of the auger type as defined in claim 1, wherein: the connecting part of the rotating rod (16) and the feeder (4) is provided with a second bearing, and the surface of the screw conveyor (5) is provided with a high-chromium coating.

3. A microwave dryer of the auger type as defined in claim 1, wherein: the top of the scraping plate (21) is provided with a plurality of springs which are fixedly connected with the scraping plate (21), the two ends of the scraping plate (21) are provided with brushes (22), and the brushes (22) are hinged with the scraping plate (21).

4. A microwave dryer of the auger type as defined in claim 1, wherein: the automatic feeding switch (19) extends to one side of the outer wall of the feeder (4), and the automatic feeding switch (19) is electrically connected with the controller (24).

5. A microwave dryer of the auger type as defined in claim 1, wherein: the scraper (21) is made of rubber materials, and the cross section of the radiation cover (8) is horn-shaped.

6. A microwave dryer of the auger type as defined in claim 1, wherein: the drying chamber (3) is made of an aluminum material, a sealing cabinet is arranged on the outer wall of the drying chamber (3), the sealing cabinet is made of a stainless steel material, and a controller (24) is arranged on one side of the outer wall of the crushing chamber (2).