CN111156792A - Tunnel type microwave drying equipment - Google Patents
Tunnel type microwave drying equipment Download PDFInfo
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- CN111156792A CN111156792A CN202010065559.8A CN202010065559A CN111156792A CN 111156792 A CN111156792 A CN 111156792A CN 202010065559 A CN202010065559 A CN 202010065559A CN 111156792 A CN111156792 A CN 111156792A
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- 238000001035 drying Methods 0.000 title claims abstract description 36
- 239000000463 material Substances 0.000 claims abstract description 67
- 238000010438 heat treatment Methods 0.000 claims abstract description 52
- 238000001514 detection method Methods 0.000 claims abstract description 4
- 238000004140 cleaning Methods 0.000 claims description 8
- 238000007599 discharging Methods 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 5
- 239000012466 permeate Substances 0.000 abstract description 4
- 239000007789 gas Substances 0.000 description 8
- 230000033228 biological regulation Effects 0.000 description 3
- 239000000428 dust Substances 0.000 description 3
- 239000003112 inhibitor Substances 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 230000005855 radiation Effects 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 238000001914 filtration Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000000643 oven drying Methods 0.000 description 1
- 230000002285 radioactive effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000010186 staining Methods 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
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
- 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
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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
- F26B17/02—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed by belts carrying the materials; with movement performed by belts or elements attached to endless belts or chains propelling the materials over stationary surfaces
- F26B17/04—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed by belts carrying the materials; with movement performed by belts or elements attached to endless belts or chains propelling the materials over stationary surfaces the belts being all horizontal or slightly inclined
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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
- F26B23/04—Heating arrangements using electric heating
-
- 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
-
- 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
- F26B25/005—Treatment of dryer exhaust gases
- F26B25/007—Dust filtering; Exhaust dust filters
-
- 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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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Microbiology (AREA)
- Health & Medical Sciences (AREA)
- Electromagnetism (AREA)
- Biomedical Technology (AREA)
- Biotechnology (AREA)
- Physics & Mathematics (AREA)
- Molecular Biology (AREA)
- Sustainable Development (AREA)
- Drying Of Solid Materials (AREA)
- Constitution Of High-Frequency Heating (AREA)
Abstract
The invention discloses tunnel-type microwave drying equipment which comprises a rack, wherein one end of the rack is provided with a vibration blanking hopper, the upper surface of the rack is fixedly connected with a microwave heating box through a bolt, two ends of the microwave heating box are both fixedly connected with microwave suppressors through bolts, the microwave suppressor is covered above a conveying belt, the upper side of the microwave heating box is fixedly connected with a microwave generator through a bolt, and one end of the microwave heating box is provided with a box body pressure detection device; the microwave oven heats by microwave, is different from the traditional heating mode, does not need a heat conduction process, enables the heated material to be a heating body, can reach the heating temperature in a very short time even if the material has poor heat conductivity, is more uniform in heating, and enables the inside and the outside of the material to simultaneously and uniformly permeate electromagnetic waves to generate heat energy no matter the shape of an object, so the microwave oven is more uniform in heating, the phenomenon of outer scorch and inner scorch cannot occur, and the drying is more sufficient.
Description
Technical Field
The invention relates to the technical field of drying, in particular to tunnel type microwave drying equipment.
Background
Oven drying refers to a process in which the solvent is removed in some way to preserve the solids content. Generally refers to a process of introducing hot air to evaporate and carry away moisture in the material. The method is characterized by comprising three heat propagation modes of heat conduction, heat convection and heat radiation.
Traditional tunnel type drying equipment blows hot-blast stoving through hot air device looks stoving incasement usually, can appear drying inhomogeneous and abundant phenomenon inadequately when drying, consequently, needs a urgent need to design a tunnel type microwave drying equipment and solves above-mentioned problem.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides tunnel type microwave drying equipment.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a tunnel type microwave drying equipment, includes the frame, the one end of frame is provided with hopper under the vibration, the upper surface of frame passes through bolt fixedly connected with microwave heating box, all through bolt fixedly connected with microwave inhibitor at microwave heating box's both ends, and the top at the conveyer belt is established to the microwave inhibitor cover, bolt fixedly connected with microwave generator is passed through to microwave heating box's upside, microwave heating box's one end is provided with box pressure detection, explosion-proof mouth has been seted up to microwave heating box's lower extreme, bolt fixedly connected with power frame is passed through to the one end of conveyer belt, the inboard one end inboard of upper end of power frame and the one end inboard of conveyer belt all is connected with the live-rollers through the bearing rotation, the inboard lower extreme of power frame is provided with driving motor, driving motor passes through belt pulley and belt drive with the live-.
Further, one side of the rack is fixedly connected with an electric appliance box through bolts, one side of the electric appliance box is provided with a material collecting box, the upper side of the microwave heating box is connected with an exhaust fan through a pipeline, one side of the material collecting box is connected with an adjusting pipeline, the exhaust fan is connected with the material collecting box through the adjusting pipeline, and a valve is arranged on the adjusting pipeline.
Further, the inboard of the case that gathers materials is provided with the filter frame, the upper end of filtering the frame is through bolt fixedly connected with vibrating spring, vibrating spring's upper end with gather materials the case and pass through bolt fixed connection, the upper end of the case that gathers materials is through bolt fixedly connected with vibrating cylinder, the piston rod of vibrating cylinder's one end passes the case that gathers materials and passes through bolt fixed connection with the filter frame.
Further, the upper end one side of power frame is provided with row hopper, and arranges the position of hopper and the position of live-rollers and correspond, arrange the side of hopper and seted up the regulation spout, the regulation spout inboard is provided with the adjust knob screw, the adjust knob screw passes the regulation spout and closes with the frame through the screw hole and be connected soon.
Further, a cleaning scraper is arranged on the inner side of one end of the rack, the lower end of the cleaning scraper is fixedly connected with the rack through a screw, and the upper end of the cleaning scraper is in contact with the surface of the conveying belt.
Further, the one end downside of frame is provided with the pinch roller, the pinch roller sticiss on the conveyer belt, the pinch roller is provided with adjustment mechanism with the junction of frame, adjustment mechanism includes the alignment jig, the one end and the frame of alignment jig pass through bolt fixed connection, the inboard of alignment jig is rotated through the bearing and is connected with screw-nut, adjusting nut has been cup jointed to screw-nut's outside, the tip of pinch roller rotates through the bearing and is connected with the regulating block, the regulating block passes through bolt fixed connection with adjusting nut, the one end of alignment jig is provided with the hand wheel, the one end of hand wheel passes through bolt fixed connection with screw-nut's one end.
Furthermore, openings are arranged at two ends of the microwave heating box, and the height of each opening is the same as that of the microwave suppressor.
The invention has the beneficial effects that:
1. the microwave heating device heats materials by microwave, is different from the traditional heating mode, does not need a heat conduction process, and enables the heated materials to become heating bodies, so even the materials with poor heat conduction can reach the heating temperature in a very short time, the heating is more uniform, no matter how the shapes of all parts of an object are, the microwave heating device enables the inside and the outside of the materials to simultaneously and uniformly permeate electromagnetic waves to generate heat energy, is not limited by the shapes of the objects, is more uniform in heating, does not generate the phenomenon of outer scorch and inner scorch, and enables the drying to be more sufficient.
2. The microwave oven is safe and harmless during drying, the microwave is controlled to work in the microwave heating box made of metal, the microwave leakage is effectively inhibited through the microwave heating box and the microwave inhibitor, the radiation hazard and the emission of harmful gas are avoided, and the waste heat is not generated.
3. The discharged gas is filtered and collected through the material collecting box, dust pollution is reduced, certain collection and recovery can be carried out on the discharged material, and the drying equipment is free of pollution to the real object and environment when in use.
4. Through the row's hopper that can adjust of design, when using drying equipment, can adjust the row of row's hopper material angle as required, make row hopper more convenient and can adapt to the material collecting device of various heights when using, make tunnel type microwave drying equipment more convenient when using.
5. Through the adjustable pinch roller of design, the phenomenon that length variation can appear because of various reasons in long-time back conveyer belt of using can be adjusted the elasticity of conveyer belt through the position of adjusting the pinch roller to it is more stable when using to make the conveyer belt.
Drawings
Fig. 1 is a schematic structural diagram of a tunnel type microwave drying device provided by the present invention;
fig. 2 is a schematic top view of a tunnel type microwave drying apparatus according to the present invention;
FIG. 3 is a schematic view of a connecting structure of a discharge hopper of the tunnel type microwave drying equipment provided by the invention;
FIG. 4 is a schematic view of a material collecting box structure of the tunnel type microwave drying device provided by the present invention;
fig. 5 is a schematic view of a pinch roller mounting structure of the tunnel type microwave drying device provided by the invention.
In the figure: the device comprises a conveying belt 1, a rack 2, a vibration blanking hopper 3, a microwave suppressor 4, a microwave heating box 5, a microwave generator 6, an explosion-proof opening 7, a box body pressure detection 8, a pressing wheel 9, a driving motor 10, a power frame 11, a discharging hopper 12, a rotating roller 13, an electrical appliance box 14, a material collecting box 15, a filter frame 16, an adjusting pipeline 17, an exhaust fan 18, an adjusting knob screw 19, an adjusting chute 20, a cleaning scraper 21, a vibration cylinder 22, a vibration spring 23, an adjusting block 24, an adjusting nut 25, a screw nut 26, an adjusting frame 27 and a hand wheel 28.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1 to 5, a tunnel type microwave drying apparatus includes a frame 2, a vibration blanking hopper 3 is disposed at one end of the frame 2, a microwave heating box 5 is fixedly connected to an upper surface of the frame 2 through bolts, microwave suppressors 4 are fixedly connected to both ends of the microwave heating box 5 through bolts, the microwave suppressors 4 are covered above a conveyor belt 1, a microwave generator 6 is fixedly connected to an upper side of the microwave heating box 5 through bolts, a box pressure detector 8 is disposed at one end of the microwave heating box 5, an explosion-proof opening 7 is disposed at a lower end of the microwave heating box 5, one end of the conveyor belt 1 is fixedly connected to a power frame 11 through bolts, a rotating roller 13 is rotatably connected to an inner side of an upper end of the power frame 11 and an inner side of one end of the conveyor belt 1 through bearings, a driving motor 10 is disposed at a lower end of the inner side of the power frame 11, the driving motor 10 is in transmission, the hopper 3 vibrates and discharges materials to the conveying belt 1 through vibration, so that the materials are flatly laid on the conveying belt 1 and then are conveyed into the microwave heating box 5 to be heated through the microwave generator 6, the heated materials become heating bodies, even the materials with poor heat conductivity can reach heating temperature in a very short time, the heating is more uniform, no matter how the shapes of all parts of an object are, the materials can uniformly permeate electromagnetic waves inside and outside the materials to generate heat energy without being limited by the shapes of the objects, the heating is more uniform, the phenomenon of outer focus generation can not occur, the drying is more sufficient, the microwave heating box 5 made of the microwave suppressor 4 and metal blocks and suppresses microwaves, and the radioactive ray hazard and the emission of harmful gas are avoided.
Further, an electric appliance box 14 is fixedly connected to one side of the frame 2 through bolts, a material collecting box 15 is arranged on one side of the electric appliance box 14, an exhaust fan 18 is connected to the upper side of the microwave heating box 5 through a pipeline, an adjusting pipeline 17 is connected to one side of the material collecting box 15, the exhaust fan 18 is connected with the material collecting box 15 through the adjusting pipeline 17, a valve is arranged on the adjusting pipeline 17, and gas exhausted by the exhaust fan 18 is sent into the material collecting box 15 through the adjusting pipeline 17 to be filtered.
Further, the inboard of case 15 that gathers materials is provided with filter frame 16, the upper end of filtering frame 16 passes through bolt fixedly connected with vibrating spring 23, vibrating spring 23's upper end and case 15 that gathers materials pass through bolt fixed connection, the upper end of case 15 that gathers materials passes through bolt fixedly connected with vibration cylinder 22, the piston rod of the one end of vibration cylinder 22 passes through case 15 that gathers materials and filter frame 16 and passes through bolt fixed connection, filter the gas of emission through filter frame 16, then filter frame 16 through vibration cylinder 22 vibration and collect the material that strains, thereby strain the material dust of taking out and retrieve, make drying equipment when using the non-staining material object also can not pollute the environment very much.
Further, upper end one side of power frame 11 is provided with row hopper 12, and the position of arranging hopper 12 corresponds with the position of live-rollers 13, adjusting chute 20 has been seted up to the side of row hopper 12, adjusting chute 20 inboard is provided with adjust knob screw 19, adjust knob screw 19 passes adjusting chute 20 and is connected through the screw hole spiral closure with frame 2, when arranging the material, can be according to material collecting device's height, rotate the angle of arranging hopper 12 through adjusting chute 20, then spiral closure adjust knob screw 19 fixes, make the material more conveniently get into in the material collecting device when discharging, make row hopper 12 more convenient and can adapt to the material collecting device of various heights when using, make tunnel type microwave drying equipment more convenient when using.
Further, the inboard of 2 one ends of frame is provided with clearance scraper blade 21, and the lower extreme of clearance scraper blade 21 passes through screw and 2 fixed connection of frame, and the upper end of clearance scraper blade 21 and the surface contact of conveyer belt 1 when arranging the material, scrape through clearance scraper blade 21 to the surface of conveyer belt 1 and get the clearance, reduce to have the material to glue and need clear up on conveyer belt 1.
Furthermore, a pressing wheel 9 is arranged at the lower side of one end of the frame 2, the pressing wheel 9 is tightly pressed on the conveying belt 1, an adjusting mechanism is arranged at the joint of the pressing wheel 9 and the frame 2, the adjusting mechanism comprises an adjusting frame 27, one end of the adjusting frame 27 is fixedly connected with the frame 2 through a bolt, the inner side of the adjusting frame 27 is rotatably connected with a screw nut 26 through a bearing, an adjusting nut 25 is sleeved outside the screw nut 26, the end part of the pressing wheel 9 is rotatably connected with an adjusting block 24 through a bearing, the adjusting block 24 is fixedly connected with the adjusting nut 25 through a bolt, one end of the adjusting frame 27 is provided with a hand wheel 28, one end of the hand wheel 28 is fixedly connected with one end of the screw nut 26 through a bolt, after long-time use, the length of the conveying belt 1 changes, the hand wheel 28 can be rotated to drive the screw nut 26 to rotate according to the tightness, thereby drive regulating block 24 and pinch roller 9 shift position and adjust the position that sticiss of conveyer belt 1 to adjust the elasticity of conveyer belt 1, it is more stable when making conveyer belt 1 carry.
Further, openings are arranged at two ends of the microwave heating box 5, the height of each opening is the same as that of the microwave suppressor 4, feeding is facilitated, and microwave suppression is performed through the microwave suppressor 4.
The working principle is as follows: when in use, the material is vibrated and discharged from the vibration discharging hopper 3 to the conveying belt 1, so that the material is flatly laid on the conveying belt 1 and then conveyed into the microwave heating box 5 to be heated by the microwave generator 6, and the heated material becomes a heating body, therefore, even the material with poor heat conductivity can reach the heating temperature in a very short time, the heating is more uniform, no matter how the shape of each part of an object, the material can simultaneously and uniformly permeate electromagnetic waves inside and outside the material to generate heat energy without being limited by the shape of the object, the heating is more uniform, the phenomenon of internal epifocal can not occur, the drying is more sufficient, the microwave is blocked and inhibited by the microwave suppressor 4 and the microwave heating box 5 made of metal, the radiation hazard and the emission of harmful gas can not occur, and the gas discharged by the exhaust fan 18 is sent into the material collecting box 15 through the adjusting pipeline 17, the discharged gas is filtered by the filter frame 16, and then the filtered material is collected by vibrating the filter frame 16 by the vibrating cylinder 22, so that the extracted material dust is filtered and recovered, the drying equipment is enabled to be not polluted by real objects and not polluted by the environment when in use, when the material is discharged at one end of the conveying belt 1, the angle of the discharging hopper 12 can be rotated by adjusting the chute 20 according to the height of the material receiving device, and then the adjusting knob screw 19 is screwed for fixing, so that the material can more conveniently enter the material receiving device when being discharged, the discharging hopper 12 is enabled to be more convenient to use and can adapt to the material receiving devices with various heights, the tunnel type microwave drying equipment is enabled to be more convenient to use, the surface of the conveying belt 1 is scraped and cleaned by the cleaning scraper 21, the phenomenon that the material is adhered to the conveying belt 1 and needs to be cleaned is reduced, and the length of the conveying belt 1 is changed after long-time use, according to the tightness of the conveying belt 1, the hand wheel 28 is rotated to drive the screw rod nut 26 to rotate, so that the adjusting nut 25 moves on the screw rod nut 26, the adjusting block 24 and the pressing wheel 9 are driven to move to adjust the pressing position of the conveying belt 1, the tightness of the conveying belt 1 is adjusted, and the conveying belt 1 is more stable in conveying.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (7)
1. The tunnel type microwave drying equipment comprises a rack (2) and is characterized in that one end of the rack (2) is provided with a vibration blanking hopper (3), the upper surface of the rack (2) is fixedly connected with a microwave heating box (5) through bolts, the two ends of the microwave heating box (5) are both fixedly connected with a microwave suppressor (4) through bolts, the microwave suppressor (4) is covered above a conveying belt (1), the upper side of the microwave heating box (5) is fixedly connected with a microwave generator (6) through bolts, one end of the microwave heating box (5) is provided with a box body pressure detection device (8), the lower end of the microwave heating box (5) is provided with an explosion-proof opening (7), one end of the conveying belt (1) is fixedly connected with a power frame (11) through bolts, the inner side of the upper end of the power frame (11) and the inner side of one end of the conveying belt (1) are both rotatably connected with a rotating roller (13) through bearings, the lower end of the inner side of the power frame (11) is provided with a driving motor (10), and the driving motor (10) is in transmission connection with the rotating roller (13) through a belt pulley and a belt.
2. The tunnel type microwave drying equipment according to claim 1, characterized in that one side of the rack (2) is fixedly connected with an electric appliance box (14) through bolts, one side of the electric appliance box (14) is provided with a material collecting box (15), the upper side of the microwave heating box (5) is connected with an exhaust fan (18) through a pipeline, one side of the material collecting box (15) is connected with an adjusting pipeline (17), the exhaust fan (18) is connected with the material collecting box (15) through the adjusting pipeline (17), and a valve is arranged on the adjusting pipeline (17).
3. The tunnel type microwave drying equipment according to claim 2, characterized in that the inner side of the material collecting box (15) is provided with a filter frame (16), the upper end of the filter frame (16) is fixedly connected with a vibration spring (23) through a bolt, the upper end of the vibration spring (23) is fixedly connected with the material collecting box (15) through a bolt, the upper end of the material collecting box (15) is fixedly connected with a vibration cylinder (22) through a bolt, and a piston rod at one end of the vibration cylinder (22) penetrates through the material collecting box (15) and is fixedly connected with the filter frame (16) through a bolt.
4. The tunnel type microwave drying equipment is characterized in that a discharging hopper (12) is arranged on one side of the upper end of the power frame (11), the position of the discharging hopper (12) corresponds to the position of the rotating roller (13), an adjusting chute (20) is formed in the side surface of the discharging hopper (12), an adjusting knob screw (19) is arranged on the inner side of the adjusting chute (20), and the adjusting knob screw (19) penetrates through the adjusting chute (20) to be screwed with the rack (2) through a threaded hole.
5. The tunnel type microwave drying equipment is characterized in that a cleaning scraper (21) is arranged on the inner side of one end of the rack (2), the lower end of the cleaning scraper (21) is fixedly connected with the rack (2) through a screw, and the upper end of the cleaning scraper (21) is in contact with the surface of the conveying belt (1).
6. The tunnel type microwave drying equipment according to claim 1, characterized in that a pinch roller (9) is arranged at the lower side of one end of the rack (2), the pinch roller (9) is tightly pressed on the conveying belt (1), an adjusting mechanism is arranged at the joint of the pinch roller (9) and the rack (2), the adjusting mechanism comprises an adjusting frame (27), one end of the adjusting frame (27) is fixedly connected with the rack (2) through a bolt, the inner side of the adjusting frame (27) is rotatably connected with a lead screw nut (26) through a bearing, an adjusting nut (25) is sleeved outside the lead screw nut (26), an adjusting block (24) is rotatably connected with the end of the pinch roller (9) through a bearing, the adjusting block (24) is fixedly connected with the adjusting nut (25) through a bolt, and a hand wheel (28) is arranged at one end of the adjusting frame (27), one end of the hand wheel (28) is fixedly connected with one end of the feed screw nut (26) through a bolt.
7. The tunnel type microwave drying equipment according to claim 1, characterized in that the microwave heating box (5) is provided with openings at both ends, and the height of the openings is the same as the height of the microwave suppressors (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010065559.8A CN111156792A (en) | 2020-01-20 | 2020-01-20 | Tunnel type microwave drying equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010065559.8A CN111156792A (en) | 2020-01-20 | 2020-01-20 | Tunnel type microwave drying equipment |
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| CN111156792A true CN111156792A (en) | 2020-05-15 |
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| CN202010065559.8A Pending CN111156792A (en) | 2020-01-20 | 2020-01-20 | Tunnel type microwave drying equipment |
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2020
- 2020-01-20 CN CN202010065559.8A patent/CN111156792A/en active Pending
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| OA09630A (en) * | 1989-03-09 | 1993-04-30 | Maurice Lataillade | Process for the treatment of human or animal dejections by microwaves and devices for its implementation |
| AU6108390A (en) * | 1989-09-28 | 1991-04-11 | Nikken Corporation | Raw sewage drying apparatus |
| CN105346941A (en) * | 2014-08-22 | 2016-02-24 | 北京中天金谷电子商务有限公司 | Adjusting mechanism special for conveying belt of grain conveyor |
| CN206408325U (en) * | 2016-12-16 | 2017-08-15 | 湖州宝帛制衣有限公司 | A kind of increasing drag devices for weaving loom |
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