CN116172053B - Rapid air-drying method for radishes - Google Patents
Rapid air-drying method for radishesInfo
- Publication number
- CN116172053B CN116172053B CN202310240427.8A CN202310240427A CN116172053B CN 116172053 B CN116172053 B CN 116172053B CN 202310240427 A CN202310240427 A CN 202310240427A CN 116172053 B CN116172053 B CN 116172053B
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- drying
- radishes
- radish
- air drying
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- 238000007605 air drying Methods 0.000 title claims abstract description 142
- 241000220259 Raphanus Species 0.000 title claims abstract description 122
- 235000006140 Raphanus sativus var sativus Nutrition 0.000 title claims abstract description 121
- 238000000034 method Methods 0.000 title claims abstract description 24
- 238000007664 blowing Methods 0.000 claims abstract description 4
- 238000007789 sealing Methods 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 238000001035 drying Methods 0.000 claims 1
- 235000013305 food Nutrition 0.000 abstract description 4
- 238000003672 processing method Methods 0.000 abstract description 2
- 235000011293 Brassica napus Nutrition 0.000 description 17
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- 235000000540 Brassica rapa subsp rapa Nutrition 0.000 description 17
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Abstract
The invention belongs to the technical field of food processing methods, and discloses a rapid air-drying method of radishes, which uses an air-drying frame to finish the air-drying of the radishes, wherein the two ends of the radishes are firstly subjected to alternate longitudinal cutting without cutting off each time, and then the two ends are subjected to alternate cutting perpendicular to the longitudinal section without cutting off each time; hanging the cut radishes on an air drying frame, wherein the air drying frame is provided with a plurality of layers of air drying frames which can be taken along the vertical direction, the air drying frame comprises a rectangular frame body and a plurality of support plates arranged in the frame body, and the support plates are uniformly arranged along the length direction of the frame body; the longitudinal slices of the radishes are sequentially inserted into the gaps between the supporting plates, so that the radishes can be hung, and a plurality of cut radishes can be uniformly hung on each layer of air-drying frames; and finally, blowing upwards from the bottom of the air drying frame to air-dry the radishes. The invention solves the problems of inconvenient airing and long time consumption of radishes during airing.
Description
Technical Field
The invention belongs to the technical field of food processing methods, and particularly relates to a rapid air-drying method of radishes.
Background
Radish (academic name: raphanussativusl.) is a two-year or annual herb of the genus Raphanus of the family cruciferae. The radish has sweet and cool taste, is alkaline food, is rich in vitamins and iron elements, can promote the generation of interferon, is rich in cellulose and the like, has the effects of clearing heat and detoxicating, preventing anemia, inhibiting and curing bacteria, promoting digestion and resisting gout, and is widely favored.
The radish has high cellulose content, and the most main eating method is to process the radish into dried radish except fresh food. When the dried turnips are manufactured, air drying and airing are needed to obtain unique flavor. The common air drying method mainly comprises two steps, namely cutting the radishes into uniformly-divided slices, stringing the slices by using iron wires or plastic ropes, and placing the slices on an airing rack or the airing ropes for air drying, wherein the slices are mutually extruded during stringing, so that ventilation and airing are not facilitated, the airing time is longer, uneven airing conditions are easy to occur, and the problem of uneven flavor of the manufactured dried radishes is caused. Secondly, the turnips are cut into shreds and placed in a dam or a dustpan for air drying, when the turnips are dried, the turnips are required to be turned over manually, the occupied space is large, potential health hazards exist, ventilation conditions are also poor, and mildew or deterioration is easy to cause.
Therefore, the invention provides the quick cost-saving air-drying method for the dried radish product, which can ensure the quick air-drying of the product, can give consideration to the flavor, can reduce the labor cost and has the operating characteristics.
Disclosure of Invention
The invention aims to provide a rapid air-drying method for radishes, which aims to solve the technical problems in the prior art.
In order to achieve the aim, the invention provides a technical scheme that the rapid radish air-drying method uses an air-drying frame to finish the air-drying of the radish, and comprises the following specific operation steps,
Firstly, alternately slitting the radish from two ends, cutting the radish without cutting each time, alternately slitting the radish perpendicular to the longitudinal section from two ends without cutting each time, and naturally forming a net shape of the radish after cutting;
Hanging the cut radishes on an air drying frame, wherein the air drying frame is provided with a plurality of layers of air drying parts which can be taken along the vertical direction, each air drying part comprises a rectangular frame body and a plurality of support plates arranged in the frame body, and the support plates are uniformly arranged along the length direction of the frame body; the longitudinal slices of the radishes are sequentially inserted into the gaps between the supporting plates, so that the radishes can be hung, and a plurality of cut radishes can be uniformly hung on each layer of air-drying part;
and thirdly, blowing upwards from the bottom of the air drying frame, and air drying the radishes until the water content of the radishes is 7-14%, thereby finishing the air drying of the radishes.
The beneficial effects of this technical scheme:
Through cutting the radish for the radish is netted, conveniently hangs fast on the air-drying frame promptly, can conveniently air-dry simultaneously, and air-dries the speed piece, and each position also can evenly air-dry. The multi-layer air drying part is arranged in the air drying frame along the vertical direction, so that the radishes can be vertically stacked, and more radishes can be dried in the effective occupied area; moreover, when air-drying, upwards blow through the bottom, can realize that gas flows between the turnip that prevents, and then promote air-drying's effect.
The air drying part is internally provided with a plurality of support plates, and longitudinal slices of the radishes are sequentially inserted into gaps among the support plates, so that the radishes can be dispersed, and the air drying of the radishes is conveniently finished when the air flows; and the hanging of the radishes can be realized rapidly.
To sum up, this technical scheme is through special radish cutting method and cooperation air-dried frame's setting, can realize the suspension of radish fast, and can accomplish the air-drying of radish fast, can accomplish the air-drying of more radishes simultaneously under limited area.
In another preferred embodiment of the present invention, in the first step, the radish has a longitudinal section thickness of 3-4cm and a cutting thickness of 1-2cm when cut perpendicular to the longitudinal section.
The beneficial effects are that: through setting up the cutting thickness of radish, can prevent the radish fracture after the cutting, can realize the air-drying of radish simultaneously fast. In addition, the dried radish can keep a certain thickness, so that the dried radish product keeps a crisp taste.
In another preferred embodiment of the present invention, in the first step, the uncut portions of both ends are 2-3cm long when the radish is cut.
The beneficial effects are that: the turnip is left with 2-3cm of uncut parts at the two ends of the turnip, so that the turnip is prevented from being broken during air drying, and the turnip is convenient to collect.
In another preferred embodiment of the present invention, in the second step, the space between adjacent radishes on each layer of the air-drying rack is 5cm, and the space between each layer is 10cm.
The beneficial effects are that: through setting up the interval between the radishes when air-drying, can make things convenient for the gas flow, accomplish the air-drying of radishes fast.
In another preferred embodiment of the present invention, in step three, the temperature of the air source at the time of air drying is less than 60 ℃.
The beneficial effects are that: through low-temperature air drying, the original flavor of the radish can be better maintained, and the loss of nutrient components is reduced.
In another preferred embodiment of the present invention, the air drying rack comprises a base and a rectangular main body fixed on the base, wherein one side of the main body is opened and hinged with a sealing door, and a supporting frame for placing the air drying part is uniformly arranged in the main body along the vertical direction; the base is internally provided with an air storage cavity and also comprises an air heater communicated with the air storage cavity; the frame body is internally provided with a first runner, the supporting plate is provided with a cavity communicated with the runner, and the periphery of the supporting plate is provided with an air drying hole communicated with the cavity; the support frame is provided with second flow channels, the upper end and the lower end of the frame body are provided with first through holes, the upper end and the lower end of the support frame are provided with second through holes, and the adjacent first through holes and the second through holes can be communicated; the top of base is equipped with the third through-hole that can communicate with first through-hole.
The beneficial effects are that: the setting supporting frame is convenient to support the air-drying part, and when the radishes to be air-dried are placed and finished, the air-drying part is overlapped and arranged in the main body along the vertical direction. At this time, the third through hole is communicated with the first through hole on the air drying part at the bottom, so that the air storage cavity is communicated with the first flow passage, and the first through hole is also communicated with the second through hole on the supporting block, so that the second flow passage is communicated with the first flow passage, the air storage cavity, the first flow passage, the second flow passage and the cavity are communicated, and when air is introduced into the air storage cavity through the air heater, the air can be filled into the air storage cavity, the first flow passage, the second flow passage and the cavity, and the air is blown on the radish through the air drying hole, so that the radish is air-dried. And the periphery of backup pad all is equipped with the forced air drying hole, can make each position of radish all with gaseous contact, realizes even air-drying.
In another preferred embodiment of the invention, a connecting block is fixed between the bottoms of adjacent supporting plates in the air drying part, and an auxiliary air drying plate is fixed at the bottom of the connecting block; the connecting block is internally provided with a flow guide cavity communicated with the cavity, the auxiliary air drying plate is provided with an auxiliary air drying cavity communicated with the flow guide cavity, and the periphery of the auxiliary air drying plate is provided with a plurality of auxiliary air drying holes communicated with the auxiliary air drying cavity.
The beneficial effects are that: through setting up supplementary air-drying plate, can insert the upside of radish with it to cooperate the setting in water conservancy diversion chamber, supplementary air-drying chamber and supplementary air-drying hole, each face homoenergetic of radish and the gaseous contact of blowing out, and then accomplish and air-dry, improve air-dry efficiency and degree of consistency.
In another preferred embodiment of the present invention, the top of the support plate is provided with a plurality of support protrusions in a length direction.
The beneficial effects are that: the supporting lug can jack up the radish end face, and then makes gas blow and spills the junction at the cutting face, reduces the contact dead angle with gas, and then improves air-dry degree of consistency.
In another preferred embodiment of the invention, the top of the air drying rack is provided with an exhaust fan.
The beneficial effects are that: the air exhauster is arranged to exhaust the air in the air drying rack, so that new air is reintroduced, the air drying air is enabled to flow, and the air drying effect is improved.
In another preferred embodiment of the present invention, in the third step, air is intermittently introduced into the main body during air-drying, and air is again introduced into the main body by using an exhaust fan for a predetermined time period to finish air-drying the radish.
The beneficial effects are that: intermittent gas introduction and gas extraction can enable the gas to stay in the air drying frame for a long time, so that the gas can be fully utilized to air-dry the radishes, and the utilization rate of gas heat is improved.
To sum up, compared with the prior art, the cutting method of the turnip is changed to form the net structure, the turnip can be quickly cut and aired in place, the turnip cutting and the series or airing links after cutting are omitted, the whole turnip finished product is directly used for airing, and the labor cost can be reduced by more than 10%. The existing radish airing method is to cut the radish into slices or strips, then to carry out stringing or airing, and then to carry out stringing or airing after cutting, so that labor cost is high.
Compared with the prior art, the dried radish product prepared by the technology has the advantages of quick air drying, difficult mildew, excellent mouthfeel and retained original flavor of the radish. More accords with modern eating habits.
Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.
Drawings
The foregoing and/or additional aspects and advantages of the invention will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:
Fig. 1 is a front view of an embodiment of the present application.
Fig. 2 is an enlarged view of a portion a in fig. 1.
Fig. 3 is a right side view of fig. 1.
FIG. 4 is an enlarged view of the portion B of FIG. 3
Fig. 5 is a schematic view of the arrangement of radishes on the air-drying rack in the embodiment of the application.
Reference numerals in the drawings of the specification include: the air-drying device comprises a base 1, a main body 2, a sealing door 3, a supporting frame 4, a frame body 5, a supporting plate 6, supporting convex blocks 7, a connecting block 8, an auxiliary air-drying plate 9, an air storage cavity 10, a third through hole 11, an air heater 12, a first flow channel 13, a first through hole 14, a second flow channel 15, a second through hole 16, a cavity 17, an air-drying hole 18, a flow guiding cavity 19, an auxiliary air-drying cavity 20, an auxiliary air-drying hole 21, an exhaust fan 22 and a radish 23.
Detailed Description
Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the invention.
In the description of the present invention, it should be understood that the terms "longitudinal," "transverse," "vertical," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the invention and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be configured and operated in a particular orientation, and thus should not be construed as limiting the invention.
In the description of the present invention, unless otherwise specified and defined, it should be noted that the terms "mounted," "connected," and "coupled" are to be construed broadly, and may be, for example, mechanical or electrical, or may be in communication with each other between two elements, directly or indirectly through intermediaries, as would be understood by those skilled in the art, in view of the specific meaning of the terms described above.
The invention provides a rapid radish air-drying method, which uses an air-drying frame to finish the air-drying of a radish, wherein the air-drying frame is shown in figures 1 and 2 and comprises a base 1 and a main body 2 fixed on the base 1, the main body 2 is rectangular, and the length direction of the main body 2 is vertically arranged. The top of the main body 2 is sealed, the front side surface of the main body 2 is opened, and the front side surface of the main body 2 is hinged with a sealing door 3, so that the sealing of the main body 2 can be realized.
A plurality of supporting frames 4 are uniformly arranged in the main body 2 along the vertical direction, and the number of the supporting frames 4 is set according to actual requirements. A plurality of air-drying parts are further arranged in the main body 2, the air-drying parts at the bottom are placed on the base 1, and other air-drying parts are placed on the supporting frame 4 in sequence.
The air drying portion comprises a rectangular frame body 5 and support plates 6 arranged in the frame body 5, a plurality of support plates 6 are arranged in each frame body 5, and the number of the support plates 6 is set according to actual requirements. The support plates 6 are all arranged in parallel, and the support plates 6 are uniformly arranged in the transverse direction. The top of the support plate 6 is uniformly provided with a plurality of support projections 7 in the length direction (front-to-rear direction). Except the air drying part at the bottom, connecting blocks 8 are fixed between the bottoms of the adjacent supporting plates 6 of other air drying parts, and auxiliary air drying plates 9 are fixed at the bottoms of the connecting blocks 8.
The base 1 is internally provided with an air storage cavity 10, and the top of the base 1 is provided with a plurality of third through holes 11 communicated with the air storage cavity 10. The air heater 12 is further included, and the air outlet end of the air heater 12 penetrates through the base 1 and is communicated with the air storage cavity 10, so that air can be introduced into the air storage cavity 10. As shown in fig. 3 and 4, the right side of the frame 5 is provided with a first flow channel 13, the upper and lower ends of the right side of the frame 5 are provided with first through holes 14, and the first through holes 14 on the bottom side of the frame 5 at the bottom can be communicated with the third through holes 11, so that the gas in the gas storage cavity 10 can be guided into the first flow channel 13.
The right part of the supporting frame 4 is provided with second flow passages 15, the upper end and the lower end of the right part of the supporting frame 4 are provided with second through holes 16, and the second through holes 16 can be respectively communicated with the first through holes 14 in the air drying parts of the upper part and the lower part, so that gas can be introduced into all the first flow passages 13.
The supporting plate 6 is provided with a cavity 17 communicated with the first flow channel 13, and the periphery of the supporting plate 6 is provided with a plurality of air drying holes 18 communicated with the cavity 17. The connecting block 8 is internally provided with a flow guide cavity 19 communicated with the cavity 17, the auxiliary air drying plate 9 is provided with an auxiliary air drying cavity 20 communicated with the flow guide cavity 19, and the periphery of the auxiliary air drying plate 9 is provided with a plurality of auxiliary air drying holes 21 communicated with the auxiliary air drying cavity 20.
The top of main part 2 is provided with air exhauster 22, and the air inlet end of air exhauster 22 runs through main part 2 top and the inside intercommunication of main part 2, consequently can take away the gas in the main part 2.
A rapid air-drying method of radishes comprises the following steps:
step one, removing inedible parts such as leaves, root hairs, sundries and the like of the radishes, and cleaning the radishes for standby. Alternately slitting from two ends of the radish, wherein each slitting is not cut off, and the thickness of the longitudinal section is kept at 3-4cm; cutting alternately from the two ends of the radish perpendicular to the longitudinal section without cutting off every time, and keeping the thickness of the section at 1-2cm; the length of the uncut part at the two ends of the radish is 2-3cm. So that the cut radish is net-shaped naturally.
Step two, hanging the cut radishes 23 on an air drying frame, sequentially inserting longitudinal section parts of the radishes 23 into gaps formed by the support plates 6 on the frame body 5, enabling the longitudinal section parts to be as shown in fig. 5, and hanging a plurality of radishes 23 along the length direction of the support plates 6 according to the actual size of the radishes 23 and the length of the support plates 6, so that a plurality of radishes 23 can be hung on each air drying part.
And then the air-dried portions with the radishes 23 placed are sequentially placed in the main body 2, so that the longitudinal arrangement of the radishes 23 is realized, the interval between the adjacent radishes 23 of each air-dried frame is 5cm, and the interval between the radishes 23 between each layer of air-dried portions is 10cm. At this time, the gas storage chamber 10, the first flow passage 13, the second flow passage 15, the cavity 17 and the auxiliary air drying chamber 20 are communicated, and the flow of gas can be realized.
And thirdly, introducing gas into the gas storage cavity 10 through the hot air blower 12, wherein the temperature of the introduced gas is less than 60 ℃. The gas enters the first flow channel 13 at the bottom through the third through hole 11 and the first through hole 14, then enters the second flow channel 15 through the first through hole 14 and the second through hole 16 which are communicated, and flows upwards in sequence, so that all the first flow channel 13, the second flow channel 15, the cavity 17 and the auxiliary air drying cavity 20 are filled with the gas. The air is blown to the radish 23 through the air drying holes 18 and the auxiliary air drying holes 21.
After 3min, the air heater 12 was turned off so that the gas was sufficiently in contact with the radish 23, and the radish 23 was air-dried. After a further 5 minutes, the air in the air-drying rack was extracted by the exhaust fan 22, and the air was again introduced into the air-drying rack by the air heater 12. And (5) finishing air drying until the moisture content of the dried radish 23 is 7-14%.
In conclusion, according to the technical scheme, special cutting is carried out through the turnip 23, the turnip 23 can be rapidly air-dried, and the turnip 23 can be rapidly hung on the air-dried frame by being matched with a specific air-dried frame and the setting of an air-drying method, and rapid air-drying is completed, and all parts can be uniformly air-dried, so that the taste of a subsequently prepared turnip 23 dried product is uniform and crisp.
The product prepared by the technology of the invention has the advantages that the air drying speed of the radish 23 is 10% faster than that of the common iron wire air drying method, and the air drying speed of the radish is 5% faster than that of a dam and a dustpan.
In the description of the present specification, reference to the terms "preferred implementation," "one embodiment," "some embodiments," "example," "a particular example" or "some examples" and the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the invention, the scope of which is defined by the claims and their equivalents.
Claims (7)
1. A rapid air-drying method of radishes is characterized in that:
The radish is dried by using a drying rack, the specific operation steps are as follows,
Firstly, alternately slitting the radish from two ends, cutting the radish without cutting each time, alternately slitting the radish perpendicular to the longitudinal section from two ends without cutting each time, and naturally forming a net shape of the radish after cutting;
Hanging the cut radishes on an air drying frame, wherein the air drying frame is provided with a plurality of layers of air drying parts which can be taken along the vertical direction, each air drying part comprises a rectangular frame body and a plurality of support plates arranged in the frame body, and the support plates are uniformly arranged along the length direction of the frame body; the longitudinal slices of the radishes are sequentially inserted into the gaps between the supporting plates, so that the radishes can be hung, and a plurality of cut radishes can be uniformly hung on each layer of air-drying part;
The air drying frame comprises a base and a rectangular main body fixed on the base, wherein one side of the main body is provided with an opening and is hinged with a sealing door, and a supporting frame for placing an air drying part is uniformly arranged in the main body along the vertical direction; the base is internally provided with an air storage cavity and also comprises an air heater communicated with the air storage cavity; the frame body is internally provided with a first runner, the supporting plate is provided with a cavity communicated with the runner, and the periphery of the supporting plate is provided with an air drying hole communicated with the cavity; the support frame is provided with second flow channels, the upper end and the lower end of the frame body are provided with first through holes, the upper end and the lower end of the support frame are provided with second through holes, and the adjacent first through holes and the second through holes can be communicated; the top of the base is provided with a third through hole which can be communicated with the first through hole;
A connecting block is fixed between the bottoms of adjacent supporting plates in the air drying part, and an auxiliary air drying plate is fixed at the bottom of the connecting block; a flow guide cavity communicated with the cavity is arranged in the connecting block, an auxiliary air drying cavity communicated with the flow guide cavity is arranged on the auxiliary air drying plate, and a plurality of auxiliary air drying holes communicated with the auxiliary air drying cavity are arranged on the periphery of the auxiliary air drying plate;
A plurality of support convex blocks are arranged at the top of the support plate along the length direction;
and thirdly, blowing upwards from the bottom of the air drying frame, and air drying the radishes until the water content of the radishes is 7-14%, thereby finishing the air drying of the radishes.
2. A rapid air-drying method of radish according to claim 1, characterized in that: in the first step, the thickness of the longitudinal section of the radish is 3-4cm, and the cutting thickness of the radish is 1-2cm when the radish is cut perpendicular to the longitudinal section.
3. A rapid air-drying method of radish according to claim 2, characterized in that: in the first step, when the radish is cut, the uncut parts at the two ends are 2-3cm long.
4. A rapid air-drying method of radish according to claim 3, characterized in that: in the second step, the interval between adjacent radishes on each layer of air drying rack is 5cm, and the interval between each layer is 10cm.
5. A rapid air-drying method of radish according to claim 4, wherein: in the third step, the temperature of the air source is less than 60 ℃ during air drying.
6. A rapid air-drying method of radish according to claim 5, wherein: an exhaust fan is arranged at the top of the air drying frame.
7. The rapid air-drying method of radish of claim 6, wherein: and thirdly, intermittently introducing gas into the main body during air drying, and exhausting the gas by using an exhaust fan under a set time, and introducing the gas into the main body again to finish the air drying of the radishes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310240427.8A CN116172053B (en) | 2023-03-14 | Rapid air-drying method for radishes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310240427.8A CN116172053B (en) | 2023-03-14 | Rapid air-drying method for radishes |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116172053A CN116172053A (en) | 2023-05-30 |
| CN116172053B true CN116172053B (en) | 2024-07-02 |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN210809221U (en) * | 2019-10-24 | 2020-06-23 | 龙口市汇源果蔬有限公司 | Special tunnel air dryer for apples |
| CN214594093U (en) * | 2021-02-24 | 2021-11-05 | 重庆市农业科学院 | Harmless turnip washs and air-dries equipment |
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN210809221U (en) * | 2019-10-24 | 2020-06-23 | 龙口市汇源果蔬有限公司 | Special tunnel air dryer for apples |
| CN214594093U (en) * | 2021-02-24 | 2021-11-05 | 重庆市农业科学院 | Harmless turnip washs and air-dries equipment |
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