CN201481834U - Pressurized multilevel device capable of continuously heating and sterilizing solid material by microwave - Google Patents
Pressurized multilevel device capable of continuously heating and sterilizing solid material by microwave Download PDFInfo
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- CN201481834U CN201481834U CN2009201401672U CN200920140167U CN201481834U CN 201481834 U CN201481834 U CN 201481834U CN 2009201401672 U CN2009201401672 U CN 2009201401672U CN 200920140167 U CN200920140167 U CN 200920140167U CN 201481834 U CN201481834 U CN 201481834U
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- microwave
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- sterilization
- spiral propeller
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Abstract
The utility model provides a pressurized multilevel device capable of continuously heating and sterilizing solid material by microwave adopts a method for continuously heating and sterilizing the solid material. Compared with the traditional method for heating and sterilizing the solid material by steam, the method in the utility model can obviously shorten sterilizing time, has no environmental pollution problem, and has the advantages of having simple equipment, low energy consumption, easy operation and easily realizing automation. The method can be applied to technical fields such as food, pharmacy, brewage, organic waste treatment, solid fermentation, chemical industry, and the like.
Description
One, relates to technical field
Band presses the device of multistage microwave continuous heating sterilization of solid materials to relate in biological engineering, chemical industry, food and the environmental project heat sterilization technical field of solid material.
Two, background technology
At present in food, pharmacy, agricultural byproducts processing, brewage, numerous areas such as debirs processing, solid fermentation, chemical industry, manufacturing industry, run into the heating and the sterilization treatment problem of solid material through regular meeting.Moisture solid material such as granule, powder shape adopts microwave heating and sterilization to compare with traditional Steam Heating and sterilization, can obviously shorten sterilization time, have that equipment is simple, energy consumption is low, operation and realize many advantages of automatization easily easily, do not have problem of environmental pollution.During all kinds of moisture solid material of microwave treatment, need pressurization that material temperature is reached more than 120 ℃, reach kill bacteria brood cell's temperature.Be subjected to existing equipment to make the influence and the restriction of the strength of materials, thermostability, corrosion resistance, wearability and electromagnetic property at present, the solid material heat sterilization is being had relatively high expectations or related process comparatively under the complicated situation, existing microwave disinfection technical method has certain limitation.
Three, summary of the invention
Have relatively high expectations or related process comparatively under the complicated situation at the solid material heat sterilization, existing microwave disinfection technical method has certain limitation.For overcoming the problems referred to above, this utility model adopts band to press the device of multistage microwave continuous heating sterilization of solid materials, can utilize microwave heating with solid material, and especially the bacterial spore in the solid fermentation material is killed, and realizes the purpose that solid material is thoroughly sterilized.
It is a kind of with the device of pressing multistage microwave continuous heating sterilization of solid materials that this utility model provides, adopt the moisture solid material of microwave heating to produce water vapour, form the vapour pressure between the 0.1017Mpa-1.0015Mpa in to the tubular type spiral propeller of vapour seal, vapour pressure is preferably between 0.2063Mpa-0.3653Mpa.Adopt the continuous discharging seal valve of cock-type continuous feed seal valve and cock-type to realize operation of band pressure and the operation of turnover solid material, adopt mechanical seal to keep the vapour pressure of tubular type spiral propeller inside when stirring and advance material, device through multistage microwave continuous heating sterilization of solid materials, with the temperature of solid material with more than the microwave heating to 120 ℃, the pyrolysis of material or below the coking temperature is carried out heat sterilization to moisture solid material continuously and is handled.
Band described in the utility model is pressed the device of multistage microwave continuous heating sterilization of solid materials, form by a plurality of single-stage systems, wherein, the single-stage system of the microwave continuous of solid material sterilization is made up of charging aperture, cock-type continuous feed seal valve, tubular type spiral propeller, microwave heating chamber, discharging opening, the continuous discharging seal valve of cock-type, temperature sensor, pressure transducer; Pressure and temperature sensor are installed in the level of tubular type spiral propeller outside the microwave heating chamber and the junction between the level.
The charging aperture of cock-type continuous charging and discharging seal valve and discharging opening are not communicated with when opening mutually, can the situation that effectively working steam is pressed in holdout device under, finish being back to back of solid material simultaneously.
Stirring propeller, axle envelope, connecting shaft flange, driver, stirring propeller bearing, bearing seal flange, discharging opening that the tubular type spiral propeller covers the politef of Merlon by the politef outer tube of charging aperture, liner Merlon, are outward formed.
Microwave heating chamber generally absorbs feature and heats design according to the power of required microwave, the microwave of solid material, generally be designed to cylindrical or multi-edge column-shaped, also can be used by a plurality of microwave heating resonator cavity series connection, concrete microwave heating chamber's design determines with the related process parameter.Heating clamber must can long time continuous working in addition, and its power can online accurate adjusting.
In order to adapt to the microwave heating sterilization process requirement of different solid materials, the device of the multistage microwave continuous heating sterilization of solid materials of band pressure is divided into a plurality of stages with the microwave heating sterilization process process of solid material, i.e. classification is carried out; Three grades of general branches, i.e. preheat stage section, main heat sterilization level section, heat-insulation pressure keeping level section.Also can be according to solid material character that is heated sterilization and related process requirement, increase and decrease preheat stage section or heat-insulation pressure keeping level section are divided into multistage carrying out with the microwave heating sterilization process process of solid material, to adapt to some special technical process requirements.
The band of this utility model design is pressed the device of multistage microwave continuous heating sterilization of solid materials, be that pressure and temperature sensor are installed in the level of tubular type spiral propeller outside the microwave heating chamber and the junction between the level, solved in the present industry pressure commonly used and temperature sensor can not be in complex electromagnetic environments the technical limitation as using in the microwave environment, effectively online monitoring method device internal solid material temperature and pressure are accurately controlled whole heat sterilization process.
After the microwave heating sterilization process process classification to solid material, the tubular type spiral propeller length of single-stage can not surpass 5 meters, can keep the correlation technique index of due mechanical strength and material thereof in the environment of microwave radiation.Simultaneously settle the pressure and temperature pick off, with the accurate observing and controlling of the microwave heating sterilization process overall process that guarantees solid material at inter-stage.
In this utility model, flange by the charging and discharging mouth between single-stage system connects, can require to be assembled into the device of different multistage microwave continuous heating sterilization of solid materials according to sterilization process, the device of multistage microwave continuous heating sterilization of solid materials is only installed cock-type continuous feed or discharging seal valve at first order charging aperture and afterbody discharging opening place.
Can connect the device of three grades of microwave continuous heating sterilization of solid materials that this utility model preferably connects with an angle of 90 degrees between the single-stage microwave heating sterilization treatment device according to the actual needs of production site or technological process with different azimuths.
This this utility model adopts engineering material withstand voltage, heat-resisting, that the penetrating rate of microwave is high to prepare the tubular type spiral propeller.Usually adopt politef, engineering ceramics, safety glass, heat-resistant engineering plastic, fiberglass preparation or refractory material bonding or fire and form.The material of preparation rebecca cover is the preferred materials of preparation tubular type spiral propeller, but processing technology generally has relatively high expectations and cost an arm and a leg, and has limited the application of such material to a certain extent; The material of good cost performance is first elected politef.For this equipment is used for food industry, can carry out liner to the tubular type spiral propeller with Merlon and cover outward, the tubular type spiral propeller stretches out in other outdoor parts of microwave heating and can adopt metal materials such as rustless steel, aluminium alloy to make.
Be heated solid material after the sterilization after rotary continuous bleeder valve is discharged, adopt water-cooling pattern to carry out the indirect heat exchange fast cooling by the related process requirement, heated hot water is used for the usefulness of the moisturizing of solid material, preheating simultaneously need the solid material of heat sterilization, improved the fast-selling efficient of microwave heating sterilization.
Above process is utilized the online Parameters Monitoring of carrying out of temperature and pressure pick off, by microcomputer On-line Control microwave heating power, realizes automatization's continued operation easily.
Description of drawings
Fig. 1 is shown as the device sketch map that band is pressed multistage microwave continuous heating sterilization of solid materials.
Fig. 2 is shown as cock-type continuous charging and discharging seal valve along the A-A cutaway view.
Among Fig. 1-Fig. 2:
The 1-charging aperture; 2-cock-type continuous feed seal valve; The 3-driver; 4-cock-type continuous feed seal valve discharging opening; The 5-driver; 6-connecting shaft flange; 7-axle envelope; 8-tubular type spiral propeller; The politef outer tube of 9-liner Merlon, cover the stirring propeller of the politef of Merlon outward; 10-microwave heating chamber; 11-first pressure transducer; 12-bearing seal flange; 13-stirs the propeller bearing; 14-single-stage tubular type spiral propeller charging and discharging mouth connects; 15-first temperature sensor; The continuous discharging seal valve of 16-cock-type; The 17-discharging opening; 18-cock-type continuous charging and discharging seal valve charging aperture; 19-cock-type continuous charging and discharging seal valve feeding warehouse; 20-cock-type continuous charging and discharging seal valve goes out feed bin; The 21-three-temperature sensor; 22-the 3rd pressure transducer.
The specific embodiment
Below, for embodiment this utility model is described, still, this utility model is not limited to following embodiment.
Embodiment one:
Band is pressed the device of multistage microwave continuous heating sterilization of solid materials, form by a plurality of single-stage systems, wherein, the single-stage system of the microwave continuous of solid material sterilization is made up of charging aperture (1), cock-type continuous feed seal valve (2), tubular type spiral propeller (8), microwave heating chamber (10), discharging opening (14), the continuous discharging seal valve of cock-type (16), temperature sensor (15), pressure transducer (11); Pressure and temperature sensor are installed in the level of tubular type spiral propeller outside the microwave heating chamber and the junction between the level.
The charging aperture of the continuous discharging seal valve of cock-type continuous feed seal valve (2) and cock-type (16) and discharging opening are not communicated with when opening mutually, can the situation that effectively working steam is pressed in holdout device under, finish being back to back of solid material simultaneously.
Tubular type spiral propeller (8) by the politef outer tube of charging port (4) liner Merlon, outward cover the politef of Merlon stirring propeller (9), axle envelope (7), connecting shaft flange (6), driver (5), stir propeller bearing (13), bearing seal flange (12), discharging port (14) and form.
Embodiment two:
Band is pressed the device of multistage microwave continuous heating sterilization of solid materials, form by a plurality of single-stage systems, specifically same as the previously described embodiments, wherein, microwave heating chamber (10) is cylindrical or multi-edge column-shaped, microwave heating chamber can be used by a plurality of lower powered resonator cavity series connection, and concrete microwave heating chamber's design determines with the related process parameter.Heating clamber must can long time continuous working in addition, and its power can online accurate adjusting.
Embodiment three:
The solid material of need sterilizations is added in the tubular type spiral propeller (8) by cock-type continuous feed seal valve (2) continuously by charging aperture (1) after with the hot water preheating, be stirred and push to the place ahead along tubular type spiral propeller long axis direction, material is heated by technological requirement during approach microwave heating chamber (10), by temperature sensor and pressure transducer online monitoring method, pressure and temperature sensor are installed in the level of tubular type spiral propeller outside the microwave heating chamber and the junction between the level at inter-stage for temperature of charge and ambient pressure.Material is transported to next stage by the tubular type spiral propeller from previous stage, and material further is heated to sterilising temp at next stage by microwave, and the temperature of charge in this stage and ambient pressure also are by temperature sensor and pressure transducer online monitoring method at inter-stage.Material further is transported to next stage by the tubular type spiral propeller, and in this one-level, microwave heating power reduces, mainly be to make material keep the temperature and pressure of sterilization, by this one-level, material arrives discharge end (14), discharges through discharging opening (17) by the continuous discharging seal valve of cock-type (16).
After being heated solid material after the sterilization and being discharged from, cool off indirectly through water-cooled immediately, the whole heat sterilization process of solid material finishes.Hot water is used for the usefulness of the moisturizing of solid material, preheating simultaneously need the solid material of heat sterilization, improved the fast-selling efficient of microwave heating sterilization.
Above process is utilized the online Parameters Monitoring of carrying out of temperature and pressure pick off, by microcomputer On-line Control microwave heating power, realizes automatization's continued operation easily.
Embodiment four:
Produce in the production process of Monas cuspurpureus Went, protease, pectase, cellulase, citric acid, ethanol, lactic acid, gibberellins, vitamin, soy sauce, vinegar, Chinese liquor, albumen feedstuff, b.t preparation, edible fungi etc. at solid fermentation, the culture medium that solid fermentation is used need be carried out sterilization treatment.Adopt this utility model, solid material with the need sterilization treatment, add tubular type spiral propeller (8) by charging aperture (1) cock-type continuous feed seal valve (2), under tubular type spiral propeller long axis direction restir situation, be pushed to the place ahead discharging opening (17), solid material is in moving process, heated by microwave chamber (10) is heated sterilization, sterilising temp and sterilization time can be regulated by the operating pressure of microwave heating power and material fltting speed and steam, sterilization temperature looks material properties and the sterilization process requirement is chosen in 120 ℃-140 ℃ scope, the operating pressure of steam is typically chosen between the 0.2063Mpa-0.3653Mpa, time 2-30 minute.After being heated solid material after the sterilization and being discharged from, pass through air-cooled cooling immediately, the whole heat sterilization process of solid material finishes.Utilize this technology can realize sterilization treatment to above-mentioned fermentation material reaching the related process requirement.This method is compared with traditional steam sterilization technology, sterilization time is short, nutritional labeling destructiveness to material is little, simultaneously can not need steam boiler, simplified treatment facility significantly, reduced operating cost and management cost, reduced pollution and influence environment, realize automation mechanized operation easily, have actual application value.
Embodiment five:
Adopt this utility model, in the Chinese herbal medicine effective ingredients leaching process, during as the extraction of resveratrol, ginsenoside, ephedrine, glycyrrhizic acid, shikonin etc., the raw material grass meal is sprayed water prewet earlier and afterwards placed 5～30 minutes, injection flow rate root a tree name associated extraction technology and deciding, water spray prewet can in case grass meal when microwave treatment by Fast Heating, simultaneously also make the grass meal organizational structure carried out damaged processing by microwave.
Chinese herbal medicine medicated powder solid material with the need microwave treatment, add tubular type spiral propeller (8) by charging aperture (1) cock-type continuous feed seal valve (2), under tubular type spiral propeller long axis direction restir situation, be pushed to the place ahead discharging opening (17), solid material is in moving process, heated by microwave chamber (10) is heated sterilization, treatment temperature and processing time can be regulated by the operating pressure of microwave heating power and material fltting speed and steam, the operating pressure of steam is typically chosen between the 0.020Mpa-0.365Mpa, time 1-30 minute.Discharged from discharging opening (17) by the continuous discharging seal valve of cock-type by the solid material after the sterilization.
Through above high temperature moment microwave treatment, the extraction ratio of Chinese herbal medicine effective ingredients is increased significantly.In addition, this method plant pigment, essence, hormone, etc. during the extraction of effective ingredient, extraction ratio is increased significantly equally.
Embodiment six:
In the organic fertilizer production field, usually adopt the production technology of building the heap fermentation maturity, unavoidable remaining harmful microorganism and harmful toy in the fertilizer of being produced, steam sterilization is owing to need main equipment such as boiler, and steam sterilization process implementing difficulty is bigger; Adopt this utility model, organic fertilizer product is carried out sterilization to be handled, can improve the composting quality of compost, can kill harmful microorganism and insect in the stockpile, guarantee that the fertilizer that becomes thoroughly decomposed reaches the relevant sanitary standard of national regulation, this class fertilizer is except that routine is used, and the ornamental flower that is used for family, hotel, dining room preferably is cultured.
Claims (10)
1. band is pressed the device of multistage microwave continuous heating sterilization of solid materials, it is characterized in that, combine by a plurality of single-stage systems, between single-stage system by advancing, the flange of discharging opening connects, multilevel device after the connection is only installed cock-type continuous feed or discharging seal valve at first order charging aperture and afterbody discharging opening place, pressure and temperature sensor be installed in tubular type spiral propeller microwave heating chamber outside level and grade between the microwave continuous of the junction solid material single-stage system of sterilizing by charging aperture, cock-type continuous feed seal valve, the tubular type spiral propeller, microwave heating chamber, discharging opening, the continuous discharging seal valve of cock-type, temperature sensor, pressure transducer is formed.
2. band as claimed in claim 1 is pressed the device of multistage microwave continuous heating sterilization of solid materials, it is characterized in that, band presses the device of multistage microwave continuous heating sterilization of solid materials at run duration, is by the vapour pressure between the 0.1017Mpa-1.0015Mpa in the hermetically-sealed construction of device and the steam generation device that the microwave heating material is taken place.
3. band as claimed in claim 2 is pressed the device of multistage microwave continuous heating sterilization of solid materials, it is characterized in that, the optimum range of described steam pressure is between the 0.2063Mpa-0.3653Mpa.
4. band as claimed in claim 1 is pressed the device of multistage microwave continuous heating sterilization of solid materials, it is characterized in that, the actual needs according to production site or technological process between the described single-stage microwave heating sterilization treatment device connects with different azimuths.
5. band as claimed in claim 1 is pressed the device of multistage microwave continuous heating sterilization of solid materials, it is characterized in that stirring propeller, axle envelope, connecting shaft flange, driver, stirring propeller bearing, bearing seal flange, discharging opening that described tubular type spiral propeller covers the politef of Merlon by the politef outer tube of charging aperture, liner Merlon, are outward formed.
6. band as claimed in claim 1 is pressed the device of multistage microwave continuous heating sterilization of solid materials, it is characterized in that, the cylindrical or multi-edge column-shaped of described microwave heating chamber.
7. band as claimed in claim 1 is pressed the device of multistage microwave continuous heating sterilization of solid materials, it is characterized in that, described microwave heating chamber is used by a plurality of microwave heating resonator cavity series connection.
8. band as claimed in claim 1 is pressed the device of multistage microwave continuous heating sterilization of solid materials, it is characterized in that, described tubular type spiral propeller adopts the engineering material preparation withstand voltage, heat-resisting, that the penetrating rate of microwave is high.
9. tubular type spiral propeller as claimed in claim 8, it is characterized in that the tubular type spiral propeller adopts politef, engineering ceramics, safety glass, heat-resistant engineering plastic, rebecca cover material, fiberglass preparation or refractory material bonding or fire and form.
10. tubular type spiral propeller as claimed in claim 9, it is characterized in that, tubular type spiral propeller employing Merlon carries out liner to the tubular type spiral propeller and covers outward, and the tubular type spiral propeller stretches out in other outdoor parts of microwave heating and adopts rustless steels, aluminum alloy materials to make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201401672U CN201481834U (en) | 2009-05-15 | 2009-05-15 | Pressurized multilevel device capable of continuously heating and sterilizing solid material by microwave |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201401672U CN201481834U (en) | 2009-05-15 | 2009-05-15 | Pressurized multilevel device capable of continuously heating and sterilizing solid material by microwave |
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| Publication Number | Publication Date |
|---|---|
| CN201481834U true CN201481834U (en) | 2010-05-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201401672U Expired - Fee Related CN201481834U (en) | 2009-05-15 | 2009-05-15 | Pressurized multilevel device capable of continuously heating and sterilizing solid material by microwave |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102813107A (en) * | 2012-07-11 | 2012-12-12 | 烟台新时代健康产业有限公司 | Sterilization and drying method for pine pollen |
| CN107202732A (en) * | 2017-05-31 | 2017-09-26 | 齐鲁工业大学 | A kind of simulation UHT processing systems heated based on micro liquid sample and its application |
| CN108522937A (en) * | 2017-03-05 | 2018-09-14 | 熊杰 | A kind of superhigh temperature transient surface continuous sterilization process of unsetting solid material |
| US11229095B2 (en) | 2014-12-17 | 2022-01-18 | Campbell Soup Company | Electromagnetic wave food processing system and methods |
-
2009
- 2009-05-15 CN CN2009201401672U patent/CN201481834U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102813107A (en) * | 2012-07-11 | 2012-12-12 | 烟台新时代健康产业有限公司 | Sterilization and drying method for pine pollen |
| US11229095B2 (en) | 2014-12-17 | 2022-01-18 | Campbell Soup Company | Electromagnetic wave food processing system and methods |
| CN108522937A (en) * | 2017-03-05 | 2018-09-14 | 熊杰 | A kind of superhigh temperature transient surface continuous sterilization process of unsetting solid material |
| CN107202732A (en) * | 2017-05-31 | 2017-09-26 | 齐鲁工业大学 | A kind of simulation UHT processing systems heated based on micro liquid sample and its application |
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Legal Events
| Date | Code | Title | Description |
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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: 20100526 Termination date: 20150515 |
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| EXPY | Termination of patent right or utility model |