CN203116440U - Ultrasonic wave energy transducer and ultraphonic combination hot air drying device using same - Google Patents
Ultrasonic wave energy transducer and ultraphonic combination hot air drying device using same Download PDFInfo
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- CN203116440U CN203116440U CN 201320056948 CN201320056948U CN203116440U CN 203116440 U CN203116440 U CN 203116440U CN 201320056948 CN201320056948 CN 201320056948 CN 201320056948 U CN201320056948 U CN 201320056948U CN 203116440 U CN203116440 U CN 203116440U
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Abstract
The utility model discloses an ultrasonic wave energy transducer and an ultraphonic combination hot air drying device using the same. The ultraphonic combination hot air drying device comprises an article bearing platform, a hot air generator and the ultrasonic wave energy transducer. The ultraphonic combination hot air drying device is characterized in that the article bearing platform is a sieve which is horizontally installed inside a drying chamber; the ultrasonic wave energy transducer is provided with an ultrasonic wave amplitude-change pole, the output end of the ultrasonic wave amplitude-change pole stretches into the drying chamber from a position below the drying chamber and is connected with an ultrasonic wave irradiation disk, and the ultrasonic wave irradiation disk is installed below the article bearing platform and is parallel to the article bearing platform; a hot air airflow chamber is located between the article bearing platform and the ultrasonic wave irradiation disk, and a hot air outlet pipe of the hot air generator is communicated with the hot air airflow chamber; and the drying chamber is provided with an air outlet. According to the ultraphonic combination hot air drying device, a traditional cylindrical or conical ultrasonic wave irradiation device is improved into the ultrasonic wave irradiation disk, the irradiation area of ultrasonic waves is increased, the acoustic impedance valve is reduced, work efficiency is improved, and energy consumption is reduced.
Description
Technical field
The utility model belongs to the ultrasonic device technical field, is specifically related to a kind of ultrasonic wave transducer device and uses the ultrasonic in combination hot-air drying device of this device.
Background technology
Heated-air drying is widely used in food as a kind of main dry technology, especially occupies more than 90% in dehydrated food production.Compare with other dry technology (vacuum drying, freeze drying, spray-drying), heated-air drying has that equipment is simple, investment is low, the drying process parameter is easily controlled, automaticity is than advantages such as height.But what can not be ignored is that also there are some problem demanding prompt solutions in heated-air drying, comprising: heat and mass efficient is low, and drying time is long, and energy consumption is higher, and product quality is low.In order to improve the efficient of heated-air drying, need under higher baking temperature, carry out usually.This is very unfavorable to many thermal sensitivity compositions and physiologically active ingredient in the food on the one hand, easily cause product quality to descend, as: the inactivation of nutriment and aromatic substance loss, functional component, surface sclerosis cracking, excess shrinkage, low rehydration and obvious color change etc.; Then significantly increased energy consumption on the other hand.
The ultrasonic frequency that refers to is 2 * 10
4Hz～10
9The sound wave of Hz.Compare with the sound wave of other frequencies, ultrasonic to have direction of propagation property strong, and medium particle vibration acceleration is big, can produce outstanding features such as cavitation effect in medium.Because the action effect of ultrasonic uniqueness, it often is used as the means of a kind of very effective augmentation of heat transfer and mass transfer.In the prior art, patent CN101586905A discloses a kind of ultrasonic hot air combined dryer, comprise heat blower, supersonic generator, ultrasonic probe, material lifting platform and ultrasonic probe support, this device organically combines ultrasonic wave and heated-air drying, effectively improve the drying quality of material, shorten drying time, improve energy utilization rate, but this device adopts several ultrasonic probes to be matrix and arranges, the ultrasonic probe irradiated area is little, the acoustic impedance value is big, occurs the acoustic impedance mismatch problems easily, causes big energy to scatter and disappear with the form of heating; And heat blower is positioned at a side of material lifting platform, and the centre-height in heat blower air port and metal wire side height are consistent, and hot blast to material, can not take full advantage of the heat energy of hot blast from a side-blown, inefficiency, and energy consumption is big.
Summary of the invention
The purpose of this utility model provides a kind of ultrasonic wave transducer device, and is big with ultrasonic acoustic resistance value in the solution prior art, the problem of acoustic impedance mismatch.Another purpose of the present utility model provides a kind of ultrasonic in combination hot-air drying device that uses this ultrasonic wave transducer device.
In order to realize above purpose, the technical scheme that ultrasonic in combination hot-air drying device of the present utility model adopts is: a kind of ultrasonic in combination hot-air drying device, comprise objective table, heat blower and ultrasonic transducer, described objective table is the screen cloth that is horizontally placed on a hothouse inside; Described ultrasonic transducer is provided with ultrasonic variable amplitude bar, and the output of this ultrasonic variable amplitude bar is extend in the hothouse and is arranged on objective table below and the ultrasonic irradiation dish parallel with objective table and is connected by the below of hothouse; Have the hot-air flow chamber between described objective table and the ultrasonic irradiation dish, the hot-blast outlet pipeline of described heat blower is communicated with the hot-air flow chamber; Described hothouse is provided with air outlet.
The hot-blast outlet pipeline of described heat blower is provided with volume damper.
Indoor temperature, the anemometry instrument of being provided with of described hot-air flow.
It is indoor that described ultrasonic transducer is positioned at a transducing, the indoor radiator fan that is provided with of described transducing.
Ultrasonic in combination hot-air drying device of the present utility model, during use, outside air enters heat blower from blower fan, after the hot blast that heat blower produces enters hothouse, hot blast is from bottom to top by screen cloth with evenly be placed on material on the screen cloth, the ultrasonic wave that is sent by the ultrasonic irradiation dish reaches the purpose of ultrasonic in combination heated-air drying material also from bottom to top by the material on the screen cloth, is discharged by the air outlet of hothouse shell upper through the hot blast of material.
Ultrasonic in combination hot-air drying device of the present utility model changes traditional cylindrical or conical ultrasonic irradiation device into the ultrasonic irradiation dish, has increased hyperacoustic irradiated area, has reduced the acoustic impedance value, has improved drying efficiency; Heat blower and ultrasonic irradiation dish all are located at the below of hothouse, the ultrasonic wave that the hot blast that heat blower produces and ultrasonic irradiation dish send passes through material from top to bottom, take full advantage of hot blast and hyperacoustic energy, ultrasonic wave and heated-air drying technology effectively are coupled, strengthened heat transfer and the mass transfer in the dry run, improve operating efficiency, saved energy consumption.
Ultrasonic in combination hot-air drying device of the present utility model, the hot-blast outlet pipeline of heat blower is provided with volume damper, and volume damper can be regulated dry wind speed.Indoor temperature, the anemometry instrument of being provided with of hot-air flow, temperature, anemometry instrument can be measured temperature and the wind speed that is about to the hot blast of dried material in the hothouse, convenient control.It is indoor that ultrasonic transducer is positioned at transducing, the indoor radiator fan that is provided with of transducing, the good heat radiating of assurance ultrasonic transducer.
The technical scheme that ultrasonic wave transducer device of the present utility model adopts is: a kind of ultrasonic wave transducer device, comprise ultrasonic transducer, and described ultrasonic transducer is provided with ultrasonic variable amplitude bar, and the output of this ultrasonic variable amplitude bar is connected with the ultrasonic irradiation dish.
Ultrasonic in combination hot-air drying device of the present utility model changes traditional cylindrical or conical ultrasonic irradiation device into the ultrasonic irradiation dish, increases hyperacoustic irradiated area; Ultrasonic transducer has reduced resonance impedance harmony resistance value by the load matched between ultrasonic variable amplitude bar adjusting ultrasonic transducer and the ultrasonic irradiation dish, solves the acoustic impedance mismatch problems, has improved electro-acoustic conversion efficiency, has improved energy utilization ratio.
Description of drawings
Fig. 1 is the structural representation of the utility model ultrasonic in combination hot-air drying device embodiment 1;
Fig. 2 is the structural representation of the utility model ultrasonic in combination hot-air drying device embodiment 2;
Fig. 3 is the structural representation of a kind of embodiment of the utility model ultrasonic wave transducer device;
Number in the figure explanation: 1-blower fan, 2-electric heater, 3-volume damper, the 4-ultrasonic variable amplitude bar, 5-ultrasonic transducer, 6-transducing chamber, the 7-radiator fan, the 8-stube cable, 9-supersonic generator, 10-ultrasonic irradiation dish, 11-temperature, anemometry instrument, the 12-screen cloth, 13-hothouse, 14-air outlet.
The specific embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
The embodiment 1 of ultrasonic in combination hot-air drying device of the present utility model comprises objective table, heat blower and ultrasonic transducer 5 as shown in Figure 1, and objective table is the screen cloth 12 that is horizontally placed on hothouse 13 inside; Supersonic generator 9 connects ultrasonic transducer 5 by stube cable 8, this ultrasonic transducer 5 is provided with ultrasonic variable amplitude bar 4, and the output of this ultrasonic variable amplitude bar 4 is extend in the hothouse 13 and is arranged on screen cloth 12 belows and is connected with ultrasonic irradiation dish 10 that screen cloth 12 be arranged in parallel by hothouse 13 belows; Heat blower comprises blower fan 1 and the electric heater 2 that is positioned on the hot-blast outlet pipeline, has the hot-air flow chamber between objective table and the ultrasonic irradiation dish 10, and the hot-blast outlet pipeline of heat blower is communicated with the hot-air flow chamber; The top of described hothouse 13 shells is provided with air outlet 14.
The ultrasonic in combination hot-air drying device of present embodiment, during use, outside air enters heat blower from blower fan 1, after electric heater 2 heating, enter hothouse 13 through the hot-blast outlet pipeline, hot blast is from bottom to top by screen cloth 12 with evenly be placed on material on the screen cloth 12, and the ultrasonic wave that is sent by ultrasonic irradiation dish 10 covers the material on the screen cloth 12, reach the purpose of ultrasonic in combination heated-air drying material, discharged by the air outlet 14 of hothouse 13 shell upper through the hot blast of material.
The embodiment 2 of ultrasonic in combination hot-air drying device of the present utility model, be with the difference of embodiment 1: the hot-blast outlet pipeline of blower fan 1 is provided with volume damper 3; Indoor temperature, the anemometry instrument 11 of being provided with of hot-air flow; Ultrasonic transducer 5 is positioned at transducing chamber 6, is provided with radiator fan 7 in the described transducing chamber 6.Volume damper 3 can be regulated dry wind speed, and temperature, anemometry instrument 11 can be measured temperature and the wind speed that is about to the hot blast of dried material in the hothouse, convenient control; Place ultrasonic transducer 5 in the transducing chamber 6 and in transducing chamber 6, radiator fan is set, prevent that ultrasonic transducer 5 is overheated, guarantee the use safety of ultrasonic transducer 5.
Ultrasonic in combination hot-air drying device of the present utility model changes traditional cylindrical or conical ultrasonic irradiation device into the ultrasonic irradiation dish, increases hyperacoustic irradiated area, reduces the acoustic impedance value, improves drying efficiency; The hot blast that heat blower produces passes through material from top to bottom, takes full advantage of the heat of hot blast, and ultrasonic wave and heated-air drying technology effectively are coupled, and the heat transfer in the intensified drying process and mass transfer are increased work efficiency, energy efficient.
A kind of embodiment of ultrasonic wave transducer device of the present utility model comprises ultrasonic transducer 5 as shown in Figure 3, and described ultrasonic transducer 5 is provided with ultrasonic variable amplitude bar 4, and the output of this ultrasonic variable amplitude bar 4 is connected with ultrasonic irradiation dish 10.Supersonic generator 9 connects ultrasonic transducer 5 by stube cable 8, and ultrasonic transducer 5 is positioned at transducing chamber 6, is provided with radiator fan 7 in the described transducing chamber 6.Above-mentioned transducing chamber is formed by metal shell.
The ultrasonic in combination hot-air drying device of present embodiment changes traditional cylindrical or conical ultrasonic irradiation device into the ultrasonic irradiation dish, increases hyperacoustic irradiated area; Ultrasonic transducer has reduced resonance impedance harmony resistance value by the load matched between ultrasonic variable amplitude bar adjusting ultrasonic transducer and the ultrasonic irradiation dish, solves the acoustic impedance mismatch problems, has improved electro-acoustic conversion efficiency, improves energy utilization ratio.
Claims (5)
1. the ultrasonic in combination hot-air drying device comprises objective table, heat blower and ultrasonic transducer, it is characterized in that: described objective table is the screen cloth that is horizontally placed on a hothouse inside; Described ultrasonic transducer is provided with ultrasonic variable amplitude bar, and the output of this ultrasonic variable amplitude bar is extend in the hothouse and is arranged on objective table below and the ultrasonic irradiation dish parallel with objective table and is connected by the below of hothouse; Have the hot-air flow chamber between described objective table and the ultrasonic irradiation dish, the hot-blast outlet pipeline of described heat blower is communicated with the hot-air flow chamber; Described hothouse is provided with air outlet.
2. ultrasonic in combination hot-air drying device according to claim 1, it is characterized in that: the hot-blast outlet pipeline of described heat blower is provided with volume damper.
3. ultrasonic in combination hot-air drying device according to claim 1 is characterized in that: indoor temperature, the anemometry instrument of being provided with of described hot-air flow.
4. according to claim 1 or 2 or 3 described ultrasonic in combination hot-air drying devices, it is characterized in that: it is indoor that described ultrasonic transducer is positioned at a transducing, the indoor radiator fan that is provided with of described transducing.
5. the ultrasonic wave transducer device comprises ultrasonic transducer, it is characterized in that: described ultrasonic transducer is provided with ultrasonic variable amplitude bar, and the output of this ultrasonic variable amplitude bar is connected with the ultrasonic irradiation dish.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320056948 CN203116440U (en) | 2013-01-31 | 2013-01-31 | Ultrasonic wave energy transducer and ultraphonic combination hot air drying device using same |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320056948 CN203116440U (en) | 2013-01-31 | 2013-01-31 | Ultrasonic wave energy transducer and ultraphonic combination hot air drying device using same |
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| CN203116440U true CN203116440U (en) | 2013-08-07 |
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| CN 201320056948 Expired - Fee Related CN203116440U (en) | 2013-01-31 | 2013-01-31 | Ultrasonic wave energy transducer and ultraphonic combination hot air drying device using same |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103109919A (en) * | 2013-01-31 | 2013-05-22 | 河南科技大学 | Ultrasonic and hot air combined carrot drying method and ultrasonic and hot air combined drying device |
| CN105004150A (en) * | 2015-07-01 | 2015-10-28 | 河南科技大学 | Ultrasonic reinforcement low-pressure overheat steam drying device and method |
| CN107166896A (en) * | 2017-05-17 | 2017-09-15 | 东南大学 | A kind of ultrasonic assistant drying system |
| CN107401889A (en) * | 2017-06-23 | 2017-11-28 | 东南大学 | A kind of composite drying equipment |
| CN110761021A (en) * | 2019-10-11 | 2020-02-07 | 蒋立宪 | Woven filter cloth shaping device |
-
2013
- 2013-01-31 CN CN 201320056948 patent/CN203116440U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103109919A (en) * | 2013-01-31 | 2013-05-22 | 河南科技大学 | Ultrasonic and hot air combined carrot drying method and ultrasonic and hot air combined drying device |
| CN103109919B (en) * | 2013-01-31 | 2014-11-05 | 河南科技大学 | Ultrasonic and hot air combined carrot drying method and ultrasonic and hot air combined drying device |
| CN105004150A (en) * | 2015-07-01 | 2015-10-28 | 河南科技大学 | Ultrasonic reinforcement low-pressure overheat steam drying device and method |
| CN105004150B (en) * | 2015-07-01 | 2017-09-01 | 河南科技大学 | A kind of ultrasound-enhanced low-pressure superheated steam drying device and method |
| CN107166896A (en) * | 2017-05-17 | 2017-09-15 | 东南大学 | A kind of ultrasonic assistant drying system |
| CN107401889A (en) * | 2017-06-23 | 2017-11-28 | 东南大学 | A kind of composite drying equipment |
| CN110761021A (en) * | 2019-10-11 | 2020-02-07 | 蒋立宪 | Woven filter cloth shaping device |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130807 Termination date: 20160131 |
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| EXPY | Termination of patent right or utility model |