CN100570255C - The gravity flow microwave-heating drier - Google Patents
The gravity flow microwave-heating drier Download PDFInfo
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- CN100570255C CN100570255C CNB200610048560XA CN200610048560A CN100570255C CN 100570255 C CN100570255 C CN 100570255C CN B200610048560X A CNB200610048560X A CN B200610048560XA CN 200610048560 A CN200610048560 A CN 200610048560A CN 100570255 C CN100570255 C CN 100570255C
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- gravity flow
- drier
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Abstract
The present invention relates to a kind of gravity flow microwave-heating drier, the main body of this drying machine be an inlet last, export under the material pipe gravity flow pipeline, the porch of pipeline is equipped with the charging hopper device, the exit of pipeline is equipped with the wheeled anti-microwave leakage discharge device of pivoting leaf, also is equipped with at least two covers carry out the microwave irradiation drying to the material that flows through microwave drier on pipeline.As seen, drying machine of the present invention can be used for granule materials and powdery (heating) drying, vertical (inclination) layout of its material channel can realize that the automatic whereabouts of material in machine is mobile, have that mechanism is simple, material flow (being the heat drying time) is convenient to characteristics such as control, and have higher (heating) uniform drying and energy-saving effect preferably.
Description
Technical field
The present invention relates to a kind of gravity flow microwave-heating drier, be used for the application such as (heating) drying of granule materials and powdery, belong to technical field of microwave drying.
Background technology
Existing various microwave dryer all is arranged horizontally basically, and the micro-wave drying device must dispose conveying mechanism, not only takes up room but also be not easy to arrange ventilating mechanisms.Simultaneously, horizontally disposed, the conveying of material needs special power and the conveying mechanism of being equipped with, comparatively power consumption.
Summary of the invention
At the problems referred to above, task of the present invention provides a kind of gravity flow microwave-heating drier, with simplified structure, cut down the consumption of energy, conserve space.
For realizing above-mentioned task, technical scheme of the present invention is: a kind of gravity flow microwave-heating drier, the main body of this drying machine be an inlet last, export under the material pipe gravity flow pipeline, the porch of pipeline is equipped with the charging hopper device, the exit of pipeline is equipped with the wheeled anti-microwave leakage discharge device of pivoting leaf, also is equipped with at least two covers carry out the microwave irradiation drying to the material that flows through microwave drier on pipeline; The junction of described charging hopper device and pipeline is equipped with the wheeled anti-microwave leakage feeding device of pivoting leaf; Two adjacent microwave driers are identical or opposite to the direction of illumination of material; The microwave magnetron that described microwave drier is installed in the horn-like microwave radiometer of pipeline side, the sealing of horn-like microwave radiometer tail mouth place by spiral-lock constitutes, the pipe side wall benevolence at horn-like microwave radiometer spiral-lock place is provided with the microwave irradiation opening, and the material that the material making of low microwave loss characteristic is installed on the microwave irradiation opening is isolated screen cloth; Horn-like microwave radiometer afterbody is installed microwave magnetron radiator and cooling fan one side thereof, be provided with microwave magnetron waste heat air channel, the air inlet in waste heat air channel is the air inlet of blower fan, the air outlet in waste heat air channel is the opening on the horn-like microwave radiometer sidewall, add anti-microwave leakage metal filter on this opening, on the pipeline of horn-like microwave radiometer offside, be provided with exhaust outlet, add anti-microwave leakage metal filter on the exhaust outlet.
Described pipeline is a square pipe, and horn-like microwave radiometer is a trapezoidal shape, and the bell-mouthed width dimensions of the horn-like microwave radiometer of trapezoidal shape is corresponding with the width dimensions of square pipe.
On the pipeline between two adjacent microwave driers, be equipped with helical form material lane device to flow direction of material upset water conservancy diversion.
Each device and connecting pipe thereof connect into gravity line in the broken line mode.
In two adjacent microwave driers, the series connection of the exhaust outlet in the air inlet in the waste heat air channel of next microwave drier and the waste heat air channel of a last microwave drier.
Each device is independent Elementary Function sections, connects by pipeline between each Elementary Function sections, and formation can be expanded modular construction.
As seen, drying machine of the present invention can be used for granule materials and powdery (heating) drying, vertical (inclination) layout of its material channel can realize that the automatic whereabouts of material in machine is mobile, have that mechanism is simple, material flow (being the heat drying time) is convenient to characteristics such as control, and have higher (heating) uniform drying and energy-saving effect preferably.By the screen cloth of making at the material with low microwave loss characteristic (being the microwave transmission material) of material channel magnetron irradiation side can realize material carried out microwave (heating) dry in, realization is to material bed ventilation; By when the metallic sieve with microwave reflection characteristic of material channel air draft oral-lateral can be realized material bed ventilation, prevent the leakage of microwave.Modular construction can be according to the requirement of the concrete condition of material and the heat drying technology structural parameters of guiding mechanism easily.Can realize to greatest extent even (heating) drying by the two-way configuration of adopting the upset of flaring microwave radiometer and flow direction of material deflector, magnetron to material.Magnetron waste heat air channel utilize mechanism, can improve the utilization rate of electrical of equipment effectively, and then improve whole energy efficiency (magnetron UTILIZATION OF VESIDUAL HEAT IN mechanism is the separate case patent).By adopting the configuration of zigzag material channel mechanism can reduce device height to greatest extent, that is reduce the hoisting depth of material, be beneficial to operation and conserve energy.Being fit to the drying of granular material and the heating of granular material uses.Low-loss material screen cloth in the heat drying district can prevent that material from overflowing dry section.And the rotating speed by the control discharge mechanism can be realized control to material flow, heat drying time etc.This drying machine does not have material conveyor structure, simple in equipment.By changing and strengthening the material channel physical dimension, increase magnetron quantity, adopt rational magnetron quantity arrangement mode, can realize high-power heat drying, improve uniform drying and efficient.
Description of drawings
Fig. 1 is the structural representation of a kind of exemplary embodiment of the present invention;
Fig. 2 is the structural representation of another kind of exemplary embodiment of the present invention;
Fig. 3 is the structural representation of the third exemplary embodiment of the present invention.
The specific embodiment
As shown in Figure 1, in this specific embodiment, the main body of this drying machine be an inlet last, export under the material pipe gravity flow pipeline, the porch of pipeline is equipped with charging hopper device 1, the junction of charging hopper device and pipeline is equipped with the wheeled anti-microwave leakage feeding device 10 of pivoting leaf, by the little gap design between impeller vane tip and the metal shell, stop the leakage of microwave.The exit of pipeline is equipped with the wheeled anti-microwave leakage discharge device 9 of pivoting leaf, by the little gap design between impeller vane tip and the metal shell, stops the leakage of microwave.On pipeline, also be equipped with two covers the material that flows through is carried out the microwave of microwave irradiation drying in dry device.The microwave magnetron that microwave thousand dry devices are installed in the horn-like microwave radiometer 3 of pipeline side, the place's sealing of horn-like microwave radiometer tail day by spiral-lock constitutes, the pipe side wall at horn-like microwave radiometer spiral-lock place is provided with the microwave irradiation opening, and the material that the polytetrafluoroethylmaterial material making of low microwave loss characteristic is installed on the microwave irradiation opening is isolated screen cloth.Horn-like microwave radiometer afterbody is installed microwave magnetron radiator and cooling fan one side thereof, be provided with microwave magnetron waste heat air channel 2, the air inlet in waste heat air channel 2 is the air inlet of blower fan, the air outlet in waste heat air channel is the opening on the horn-like microwave radiometer sidewall, add anti-microwave leakage metal filter on this opening, on the pipeline of horn-like microwave radiometer offside, be provided with exhaust outlet, add anti-microwave leakage metal filter on the exhaust outlet.Pipeline is the rectangle pipeline of 400 * 200mm, horn-like microwave radiometer 3 is a trapezoidal shape, the bell-mouthed width dimensions of the horn-like microwave radiometer of trapezoidal shape is corresponding with the width dimensions of square pipe, the length in heat drying district 5 is 580mm, so the bell-mouthed 400 * 580mm that is of a size of of the horn-like microwave radiometer of trapezoidal shape.On the pipeline between two adjacent microwave driers, be equipped with helical form material lane device 8 to flow direction of material upset water conservancy diversion.Each device is independent Elementary Function sections, connects by pipeline between each Elementary Function sections, and formation can be expanded modular construction.The outer pipeline of exhaust outlet on the pipeline of horn-like microwave radiometer offside is provided with horn-like air draft mechanism 6.Among Fig. 1, the duct section that connects dry section 5 and the wheeled anti-microwave leakage feeding device 10 of pivoting leaf is dry dark zone 4, and the duct section that connects dry section 5 and helical form material lane device 8 is the dry district 7 that relaxes.
Embodiment 2
As shown in Figure 2, in this specific embodiment, the main body of this drying machine be an inlet last, export under the material pipe gravity flow pipeline, the porch of pipeline is equipped with charging hopper device 1, the junction of charging hopper device and pipeline is equipped with the wheeled anti-microwave leakage feeding device 10 of pivoting leaf, by the little gap design between impeller vane tip and the metal shell, stop the leakage of microwave.The exit of pipeline is equipped with the wheeled anti-microwave leakage discharge device 9 of pivoting leaf, by the little gap design between impeller vane tip and the metal shell, stops the leakage of microwave.On pipeline, also be equipped with two and overlap the microwave drier that the material that flows through is carried out the microwave irradiation drying.The microwave magnetron that microwave drier is installed in the horn-like microwave radiometer 3 of pipeline side, the sealing of horn-like microwave radiometer tail mouth place by spiral-lock constitutes, the pipe side wall at horn-like microwave radiometer spiral-lock place is provided with the microwave irradiation opening, and the material that the polytetrafluoroethylmaterial material making of low microwave loss characteristic is installed on the microwave irradiation opening is isolated screen cloth.Horn-like microwave radiometer afterbody is installed microwave magnetron radiator and cooling fan one side thereof, be provided with microwave magnetron waste heat air channel 2, the air inlet in waste heat air channel 2 is the air inlet of blower fan, the air outlet in waste heat air channel is the opening on the horn-like microwave radiometer sidewall, add anti-microwave leakage metal filter on this opening, on the pipeline of horn-like microwave radiometer offside, be provided with exhaust outlet, add anti-microwave leakage metal filter on the exhaust outlet.Pipeline is the rectangle pipeline of 400 * 200mm, horn-like microwave radiometer 3 is a trapezoidal shape, the bell-mouthed width dimensions of the horn-like microwave radiometer of trapezoidal shape is corresponding with the width dimensions of square pipe, the length in heat drying district 5 is 580mm, so the bell-mouthed 400 * 580mm that is of a size of of the horn-like microwave radiometer of trapezoidal shape.Each device is independent Elementary Function sections, connects by pipeline between each Elementary Function sections, and formation can be expanded modular construction.The outer pipeline of exhaust outlet on the pipeline of horn-like microwave radiometer offside is provided with horn-like air draft mechanism 6.Among Fig. 2, two microwave driers are opposite to the direction of illumination of material.The duct section that connects dry section 5 and the wheeled anti-microwave leakage feeding device 10 of pivoting leaf is dry dark zone 4, and the duct section that connects two dry sections 5 is the dry district 7 that relaxes.
The difference of this embodiment and embodiment 2 is: 1, each device and connecting pipe thereof connect into gravity line in the broken line mode.2, in two microwave driers, the series connection of the exhaust outlet in the air inlet in the waste heat air channel 2 of next microwave drier and the waste heat air channel 2 of a last microwave drier.Also zigzag material channel can be designed to the form of tilt adjustable, be beneficial to have the application of the material of different self-flowing angle, otherwise the inclination angle of zigzag material channel should be less than the self-flowing angle of material.Remaining structure repeats no more with embodiment 2 herein.
This drying machine has only after being full of material in the drying machine can start microwave circuit: the supporting frame of equipment and material elevator structure can be according to using on-the-spot actual conditions to dispose separately; Microwave frequency 2.45GHz design.
Claims (7)
1, a kind of gravity flow microwave-heating drier, it is characterized in that: the main body of this drying machine be an inlet last, export under the material pipe gravity flow pipeline, the porch of pipeline is equipped with the charging hopper device, the exit of pipeline is equipped with the wheeled anti-microwave leakage discharge device of pivoting leaf, also is equipped with at least two covers carry out the microwave irradiation drying to the material that flows through microwave drier on pipeline; Two adjacent microwave driers are identical or opposite to the direction of illumination of material; The microwave magnetron that described microwave drier is installed in the horn-like microwave radiometer of pipeline side, the sealing of horn-like microwave radiometer tail mouth place by spiral-lock constitutes, the pipe side wall at horn-like microwave radiometer spiral-lock place is provided with the microwave irradiation opening, and the material that the material making of low microwave loss characteristic is installed on the microwave irradiation opening is isolated screen cloth; The microwave magnetron radiator is installed horn-like microwave radiometer afterbody and cooling fan one side is provided with microwave magnetron waste heat air channel, the air inlet in waste heat air channel is the air inlet of blower fan, the air outlet in waste heat air channel is the opening on the horn-like microwave radiometer sidewall, add anti-microwave leakage metal filter on this opening, on the pipeline of horn-like microwave radiometer offside, be provided with exhaust outlet, add anti-microwave leakage metal filter on the exhaust outlet.
2, gravity flow microwave-heating drier according to claim 1 is characterized in that: the junction of described charging hopper device and pipeline is equipped with the wheeled anti-microwave leakage feeding device of pivoting leaf.
3, gravity flow microwave-heating drier according to claim 2, it is characterized in that: described pipeline is a square pipe, horn-like microwave radiometer is a trapezoidal shape, and the bell-mouthed width dimensions of the horn-like microwave radiometer of trapezoidal shape is corresponding with the width dimensions of square pipe.
4, gravity flow microwave-heating drier according to claim 3 is characterized in that: be equipped with the helical form material lane device to flow direction of material upset water conservancy diversion on the pipeline between two adjacent microwave driers.
5, gravity flow microwave-heating drier according to claim 4 is characterized in that: each device and connecting pipe thereof connect into gravity line in the broken line mode.
6, gravity flow microwave-heating drier according to claim 5 is characterized in that: in two adjacent microwave driers, and the series connection of the exhaust outlet in the air inlet in the waste heat air channel of next microwave drier and the waste heat air channel of a last microwave drier.
7, according to arbitrary described gravity flow microwave-heating drier of claim 1 to 6, it is characterized in that: each device is independent Elementary Function sections, connects by pipeline between each Elementary Function sections, and formation can be expanded modular construction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB200610048560XA CN100570255C (en) | 2006-08-08 | 2006-08-08 | The gravity flow microwave-heating drier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB200610048560XA CN100570255C (en) | 2006-08-08 | 2006-08-08 | The gravity flow microwave-heating drier |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101122440A CN101122440A (en) | 2008-02-13 |
| CN100570255C true CN100570255C (en) | 2009-12-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNB200610048560XA Expired - Fee Related CN100570255C (en) | 2006-08-08 | 2006-08-08 | The gravity flow microwave-heating drier |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101738075B (en) * | 2008-11-07 | 2012-08-15 | 李柏荣 | Device for removing substance moisture by microwaves |
| US9435585B2 (en) | 2010-07-23 | 2016-09-06 | Kwok Fai Lam | Microwave dryer and microwave drying method |
| CN102012154A (en) * | 2010-11-08 | 2011-04-13 | 河南勃达微波设备有限责任公司 | Process technology for guaranteeing continuous production of industrial microwave facilities |
| CN106335721A (en) * | 2015-07-08 | 2017-01-18 | 优煤公司 | Material pretreatment device |
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2006
- 2006-08-08 CN CNB200610048560XA patent/CN100570255C/en not_active Expired - Fee Related
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| CN101122440A (en) | 2008-02-13 |
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Granted publication date: 20091216 Termination date: 20100808 |