CN203723380U - Spray dryer for drying alligator snapping turtle powder - Google Patents
Spray dryer for drying alligator snapping turtle powder Download PDFInfo
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- CN203723380U CN203723380U CN201320854987.4U CN201320854987U CN203723380U CN 203723380 U CN203723380 U CN 203723380U CN 201320854987 U CN201320854987 U CN 201320854987U CN 203723380 U CN203723380 U CN 203723380U
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- drying tower
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- discharger
- nozzle
- spray dryer
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Abstract
The utility model relates to a spray dryer for drying alligator snapping turtle powder. The spray dryer comprises a drying tower and a liquid storage tank communicated with the drying tower through a liquid conveying pipe, wherein a nozzle is arranged at the tail end of the liquid conveying pipe, a fan, an electric heater and an air filter are connected to an air inlet of the drying tower, a discharger is arranged at the bottom of the drying tower, an exhaust hole is formed on the side face of the discharger, the periphery of the discharger is wrapped with an air hose in which cold wind is introduced, and the outlet end of the air hose is communicated with the air filter; the drying tower is internally provided with a guide plate above the nozzle and the guide plate is provided with a plurality of strip-type ventilating holes which are radially distributed on the guide plate by taking the central point of the guide plate as the center. The periphery of the discharger is wrapped with the air hose in which cold wind is introduced to cool the wall of the discharger so as to prevent materials attached to the wall from being coked and deteriorated. According to the spray dryer provided by the utility model, the interactive time of a feed liquid and a hot air flow is prolonged, the heat utilization ratio of hot wind is improved, the coking phenomenon of materials on the inner wall of the dryer is avoided, and the quality of the product is improved.
Description
Technical field
The utility model relates to the drying device of food stage material, specifically a kind of spray dryer for dry crocodile tortoise powder.
Background technology
Crocodile tortoise meat is rich in the various elements of the needed by human body such as multivitamin, blood sugar, aliphatic acid, potassium, sodium, is a kind of gourmet food and health nutrient.But, on market, mainly with fresh and alive tortoise, circulate, give to sell and eat and bring a lot of inconvenience.In order to meet the demand in market, improve the circulation of the goods such as tortoise meat, have crocodile tortoise meat Tunization and after being dried after filtration, make the packing of crocodile tortoise powder and sell.The supernatant that the passivation of tortoise meat is boiled is made tortoise powder, can utilize spray-dired method, makes feed liquid contact and carry out heat and mass with hot gas air or nitrogen, and moment removes most of water and becomes pulverous tortoise powder.The spray dryer that tradition is used is after passing into feed liquid and hot blast, due to the hot blast straight up and down passing into continually, its heat utilization ratio is lower, have little time the inwall that dry feed liquid droplet can stick to drying machine, because drying machine wall temperature is higher, and in tortoise meat, containing protein, vitamin and sugar etc., higher wall temperature can cause the material generation coking of adhesion and the oxidative phenomena of vitamin, affects the quality of finished product.
Utility model content
Technical problem to be solved in the utility model is that to overcome in prior art in drying machine the heat utilization ratio of hot gas low, and drying machine wall temperature is higher, easily causes the phenomenon of material coking, and a kind of spray dryer for dry crocodile tortoise powder is provided.
The utility model is to address the above problem adopted technical scheme to be: a kind of spray dryer for dry crocodile tortoise powder, comprise drying tower and be positioned at the reservoir of drying tower top, reservoir is communicated with drying tower by being provided with the liquid-transport pipe-line of high-pressure pump, the end that liquid-transport pipe-line is positioned at drying tower is provided with nozzle, the top of drying tower is provided with air inlet, air inlet place is by the pipeline successively outer blower fan that is connected with, electric heater and air cleaner, the bottom of drying tower is provided with the discharger of taper, the side of discharger is provided with exhaust outlet, the periphery of described discharger is enclosed with the airduct that passes into cold wind, the port of export of airduct is communicated with the air cleaner at place, the enterprising air port of drying tower, drying tower inside is provided with a deflector that is positioned at nozzle top, and deflector is provided with some air vents that are bar shaped, and described air vent, centered by the central point of deflector, is distributed on deflector radially.
The relative inwalls of two of described air vent are along take the radially setting of the circle that the central point of deflector is the center of circle, and the angle of two inwalls is 3-6 °.
Further, two of this air vent relative inwalls are all obliquely installed with respect to vertical direction.
Further, nozzle is centrifugal drive nozzle, and the air-flow of the feed liquid of nozzle output and air vent output all in the shape of a spiral, and both hand of spiral is contrary.
In the utility model, air vent is centered by the central point of deflector, be distributed in radially on deflector, two relative inwalls of described air vent are all obliquely installed with respect to vertical direction, be to there is certain angle between the depth direction of air vent and drying machine central axis, the thermal current blasting is recessed to drying machine central side, and can make the material being dried gather to drying machine center is maximized, avoiding material to produce drift is sent forth on drying tower inwall, air vent can be realized multichannel and stablize into hot blast, the isostasy of hot blast is distributed, improve the service life of drying tower.
In the utility model, enter the hot blast of drying tower after the deep bead water conservancy diversion of vertically setting, by the air vent on deflector, because two relative inwalls of air vent are all obliquely installed with respect to vertical direction, on the one hand, changed the flow direction of thermal current when by air vent, strengthened the turbulent condition of thermal current, improve the time of staying of thermal current, made can be dried more fully in drying tower by the feed liquid of nozzle, strengthened the utilization rate of heat; On the other hand, can increase the interaction time of hot blast and feed liquid, improve the rate of drying of feed liquid, and to the poly-air-flow in whirlpool, drying tower axle center, can avoid material to stick to the inwall of drying tower, and then avoid the coking of material rotten, improve the receipts powder rate of feed liquid.
Beneficial effect:
1, the periphery of discharger is enclosed with the airduct that passes into cold wind, the port of export of airduct is communicated with the air cleaner at place, the enterprising air port of drying tower again, on the one hand, cold wind can cooling discharging device wall temperature, avoid adhering to material coking on it rotten, on the other hand, the cold wind in airduct because of with discharger heat exchange, the air that enters into air cleaner is heated in advance, has reduced energy consumption;
2, due to nozzle, be arranged on the below of deflector, the air vent on deflector can make the hot blast passing into produce shunting, fully mixes with the feed liquid droplet of nozzle ejection, increases the interaction time of feed liquid droplet and thermal current, improves the heat utilization ratio of hot blast;
3, two of air vent relative inwalls are all obliquely installed with respect to vertical direction, the air-flow of the feed liquid of centrifugal drive nozzle output and air vent output all in the shape of a spiral, and both hand of spiral is contrary, make can be dried more fully in drying tower by the feed liquid of nozzle, strengthened the utilization rate of heat; Meanwhile, the air-flow of air vent output can be avoided the coking phenomenon of material on drying machine inwall to greatest extent, improves the quality of finished product.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the schematic diagram of deflector in the utility model.
Reference numeral: 1, reservoir, 2, high-pressure pump, 3, liquid-transport pipe-line, 4, air cleaner, 5, electric heater, 6, blower fan, 7, deflector, 701, air vent, 8, nozzle, 9, drying tower, 10, airduct, 11, exhaust outlet, 12, discharger.
The specific embodiment
As shown in Figure 1, a kind of spray dryer for dry crocodile tortoise powder, comprise drying tower 9 and reservoir 1, drying tower 9 is vertical cylinder shape, the vertical position of reservoir 1 is higher than the top of drying tower 9, the liquid outlet of reservoir 1 is communicated with the charging aperture of drying tower 9 by liquid-transport pipe-line 3, and liquid-transport pipe-line 3 extend into the inside of drying tower 9, liquid-transport pipe-line 3 is provided with for extracting the high-pressure pump 2 of reservoir 1 feed liquid, the end that liquid-transport pipe-line 3 is positioned at drying tower 9 is provided with the nozzle 8 for spraying feed liquid, this nozzle 8 is centrifugal drive nozzle, interior installation one lock pin of nozzle 8, by high-pressure pump 2, supply the highly pressurised liquid of coming, after nozzle 8 effects, part potential energy is converted into kinetic energy, thereby present strong rotatablely moving, the screw type passage that liquid directly forms by female connector and nozzle body under pressure forms the ejection that rotatablely moves, leave the open circles taper film of the rear formation rotation of nozzle 8 thickness 0.5-40cm, along with liquid film extends attenuation, in self inertia power, centrifugal force is accelerated and separated atomization with under Action of Gravity Field, wherein centrifugal force is much larger than gravity, finally be split into little droplet.The liquid material passage of this nozzle 8 is large, is difficult for stopping up, and the strong adaptability to feed liquid, applicable to the liquid material of high viscosity, high concentration, and operating flexibility is large, during feed liquor quantitative change ± 25%, the quality of final products be there is no to impact.
In the utility model, the top of drying tower 9 is provided with air inlet, air inlet place is by pipeline successively outer blower fan 6, electric heater 5 and the air cleaner 4 of being connected with, the bottom of drying tower 9 is provided with the discharger 12 of taper, the side of discharger 12 is provided with exhaust outlet 11, and exhaust outlet 11 can connect cyclone separator outward.The periphery of discharger 12 is wound around and is enclosed with the snakelike airduct 10 that passes into cold wind, the port of export of airduct 10 is communicated with the air cleaner 4 at place, the enterprising air port of drying tower 9, cold and hot exchange by airduct 10 with discharger 12, can make the air that enters into air cleaner 4 obtain preheating, reduce the energy consumption of electric heater 5.
In the utility model, drying tower 9 inside are provided with a deflector 7 that is positioned at nozzle 8 tops, deflector 7 is the circle identical with drying tower 9 interior shapes cylindraceous, the setting that overlaps with the axis of drying tower 9 of the axis of deflector 7, as shown in Figure 2, deflector 7 is provided with some air vents 701 that are bar shaped, and air vent 701, centered by the central point of deflector 7, is distributed on deflector 7 radially.
The relative inwalls of two of described air vent 701 are along take the radially setting of the circle that the central point of deflector 7 is the center of circle, and the angle of two inwalls is 3-6 °.
Further, two of this air vent 701 relative inwalls are all obliquely installed with respect to vertical direction.
Further, described nozzle 8 is centrifugal drive nozzle, and the air-flow of the feed liquid of nozzle 8 outputs and air vent 701 outputs all in the shape of a spiral, and both hand of spiral is contrary.
The preparation process of crocodile tortoise powder: crocodile tortoise is supported in warm water to two days (not feeding) and slaughtered, remove epithelium and crocodile turtle shell, scraping tortoise oil, cleans the five internal organs, then cuts into fritter standby, then crocodile tortoise meat is added in boiling water, boil to the disappearance of crocodile tortoise meat watery blood, pick up crocodile tortoise meat water and rinse well, crocodile tortoise meat after rinsing well is put into the cold water 4-6 hour that simmers in water, during 80% tortoise meat Tunization, cease fire to filter and obtain crocodile tortoise soup also standing 30 minutes, then get upper strata liquid and be condensed into crocodile tortoise soup cream, crocodile tortoise soup cream is inserted in the reservoir 1 of this spray dryer, opening pressure pump 2, at the air inlet place of drying tower 9, pass into hot blast simultaneously, after certain hour, air intake at airduct 10 passes into cold wind, discharger 12 is carried out to cooling processing, the crocodile tortoise powder that the discharging opening of discharger 12 makes after can collecting and being dried, and the cold wind passing into absorbs after the wall temperature of discharger 12, again be passed in air cleaner 4 and recycled, air unnecessary in drying tower 9 is discharged by exhaust outlet 11, or the outer cyclone separator that connects of exhaust outlet 11, the material being mixed in waste gas is carried out to separated and collected again, avoid waste.
This spray dryer, dry run can reach 5-40s, and in dry run, the temperature of drop is low, avoids the sex change of protein in crocodile tortoise powder; Finished product has good dissolubility and dispersiveness, and purity is higher; Easily change operating condition, control or regulate the quality index of product.
Claims (4)
1. the spray dryer for dry crocodile tortoise powder, comprise drying tower (9) and be positioned at drying tower (9) top for storing the reservoir (1) of feed liquid, reservoir (1) is communicated with drying tower (9) by being provided with the liquid-transport pipe-line (3) of high-pressure pump (2), the end that liquid-transport pipe-line (3) is arranged in drying tower (9) is provided with nozzle (8), the top of drying tower (9) is provided with air inlet, air inlet place is by the pipeline successively outer blower fan (6) that is connected with, electric heater (5) and air cleaner (4), the bottom of drying tower (9) is provided with the discharger (12) of taper, the side of discharger (12) is provided with exhaust outlet (11), it is characterized in that: the periphery of described discharger (12) is enclosed with the airduct (10) that passes into cold wind, the port of export of airduct (10) is communicated with the air cleaner (4) at place, the enterprising air port of drying tower (9), drying tower (9) inside is provided with a deflector (7) that is positioned at nozzle (8) top, deflector (7) is provided with some air vents (701) that are bar shaped, described air vent (701), centered by the central point of deflector (7), is distributed on deflector (7) radially.
2. according to claim 1 a kind of for being dried the spray dryer of crocodile tortoise powder, it is characterized in that: the relative inwalls of two of described air vent (701) are along take the radially setting of the circle that the central point of deflector (7) is the center of circle, and the angle of two inwalls is 3-6 °.
3. a kind of spray dryer for dry crocodile tortoise powder according to claim 2, is characterized in that: two relative inwalls of described air vent (701) are all obliquely installed with respect to vertical direction.
4. according to claim 3 a kind of for being dried the spray dryer of crocodile tortoise powder, it is characterized in that: described nozzle (8) is centrifugal drive nozzle, and the air-flow of the feed liquid of nozzle (8) output and air vent (701) output all in the shape of a spiral, and both hand of spiral is contrary.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320854987.4U CN203723380U (en) | 2013-12-24 | 2013-12-24 | Spray dryer for drying alligator snapping turtle powder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320854987.4U CN203723380U (en) | 2013-12-24 | 2013-12-24 | Spray dryer for drying alligator snapping turtle powder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203723380U true CN203723380U (en) | 2014-07-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320854987.4U Expired - Fee Related CN203723380U (en) | 2013-12-24 | 2013-12-24 | Spray dryer for drying alligator snapping turtle powder |
Country Status (1)
| Country | Link |
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| CN (1) | CN203723380U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107469371A (en) * | 2017-06-30 | 2017-12-15 | 无锡威奥液压机电设备有限公司 | A kind of atomizing automatic drying apparatus |
| CN112516612A (en) * | 2020-12-07 | 2021-03-19 | 东北农业大学 | Novel spray drying device for preventing grease oxidation |
-
2013
- 2013-12-24 CN CN201320854987.4U patent/CN203723380U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107469371A (en) * | 2017-06-30 | 2017-12-15 | 无锡威奥液压机电设备有限公司 | A kind of atomizing automatic drying apparatus |
| CN112516612A (en) * | 2020-12-07 | 2021-03-19 | 东北农业大学 | Novel spray drying device for preventing grease oxidation |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20140723 Termination date: 20141224 |
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| EXPY | Termination of patent right or utility model |