CN105674720A - Drying box provided with double circulation air ducts, and drying method - Google Patents
Drying box provided with double circulation air ducts, and drying method Download PDFInfo
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- CN105674720A CN105674720A CN201610179572.XA CN201610179572A CN105674720A CN 105674720 A CN105674720 A CN 105674720A CN 201610179572 A CN201610179572 A CN 201610179572A CN 105674720 A CN105674720 A CN 105674720A
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- air
- drying
- drying baker
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- circulation
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/02—Circulating air or gases in closed cycles, e.g. wholly within the drying enclosure
- F26B21/04—Circulating air or gases in closed cycles, e.g. wholly within the drying enclosure partly outside the drying enclosure
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/005—Drying-steam generating means
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The invention discloses a drying box provided with double circulation air ducts, and a drying method. The drying box comprises a box body, and the circulation air ducts arranged in the box body and used for drying agricultural products, wherein each circulation air duct comprises an air supply section, a drying section, an air return section and a fan. According to the drying box and the drying method, which are disclosed by the invention, the agricultural products are dehydrated through two paths of dry and hot circulation air with opposite flow directions; and the drying box is simple in structure, low in cost, uniform in drying, low in energy consumption and good in effect. In addition, the circulation air ducts at the left side and the right side are capable of adjusting included angles according to the size limit of a site, less in occupied space, and convenient to install. Through matching with the drying method based on the drying box, the technical problems of non-uniform drying, poor effect, high energy consumption and large size of the existing drying box can be greatly solved.
Description
Technical field
The present invention relates to drying device field, particularly relate to a kind of drying baker being provided with Two-way Cycle air channel on agricultural product, meat products or aquatic products drying process and drying means.
Background technology
Drying process is a ring important in processing of farm products technique, and dry purpose is in that the moisture reducing agricultural product is to safe water score value, it is suppressed that Growth of Cells, reduces activity metabolism, in order to processing, transport, storage and edible. Domestic existing drying baker form mainly has tunnel dryer, tray dryer, revolving drier, rotary drum drier etc., and tray dryer is divided into horizontal gas flow tray dryer, percolation air-flow chamber dryer and mixed flow chamber dryer etc. according to dryer configuration.
But existing pneumatic conveying drying case is open type, semi-open type or enclosed is all that the form adopting unidirectional wind flow is dried, and its shortcoming mainly has:
One is, the length of dryer section is longer, and the time that dry wind flows in dryer section is long, and temperature declines big, causes the agricultural product in dryer section to be heated uneven, and drying effect is poor.
Two are, under identical drying baker size condition, adopt the blower fan of single cycle air-flow to need bigger blast pressure, select the blower fan of more power, further increase drying baker energy consumption and cost.
Three are, when other conditions are identical, adopt the drying baker of single cycle air-flow, and its wind speed is relatively slow, and dry is inefficient.
Therefore, existing drying baker requires further improvement and perfect.
Summary of the invention
It is an object of the invention to provide a kind of drying baker being provided with Two-way Cycle air channel and drying means, it is intended to solve existing drying baker uneven drying, weak effect, energy consumption technical problem high, bulky.
Technical scheme designed by the present invention is as follows:
A kind of drying baker being provided with Two-way Cycle air channel, wherein, in described drying baker includes casing and is arranged on casing and for dry circulation air path; Described circulation air path is set to two, left and right, respectively the first circulation air path and the second circulation air path; Flowing to of described first circulation air path is contrary with the flow direction of the second circulation air path;
Described circulation air path includes air supply section, dryer section, air return section and blower fan; The entrance of described air supply section connects with the air outlet of blower fan, and outlet connects with the entrance of dryer section; The entrance of described air return section and the outlet of dryer section, outlet connects with the air inlet of blower fan; Described air supply section, dryer section and air return section constitute the passage that dry wind circulates, blower fan drive dry wind to flow in passage.
The described drying baker being provided with Two-way Cycle air channel, wherein, the circulation air path that two flow directions are contrary is set to one group, arranges some groups of circulation air paths in drying baker.
The described drying baker being provided with Two-way Cycle air channel, wherein, described air supply section, dryer section and air return section are arranged in same perpendicular, and air supply section is positioned at the top of dryer section, and dry wind is at perpendicular internal circulation flow.
The described drying baker being provided with Two-way Cycle air channel, wherein, described air supply section, dryer section and air return section are arranged in same horizontal plane, and dry wind is at horizontal plane internal circulation flow.
The described drying baker being provided with Two-way Cycle air channel, wherein, described dryer section is set to dry channel, and its draught area is be more than or equal to 4 square metres or more than the 1/2 of drying baker sectional area; The length of described dry channel, be more than or equal to 800 millimeters, is divided into some little airducts.
The described drying baker being provided with Two-way Cycle air channel, wherein, the angular range between the described circulation air path in two, left and right is 90 ° to 180 °.
The described drying baker being provided with Two-way Cycle air channel, wherein, described casing is provided with the material mouth for blowing and feeding, and described material mouth is positioned at the side of casing surrounding.
The described drying baker being provided with Two-way Cycle air channel, wherein, is additionally provided with the part flow arrangement for hot blast shunting in described casing, described part flow arrangement is set to flow distribution plate, and described flow distribution plate is positioned at the porch of air-supply passage.
The described drying baker being provided with Two-way Cycle air channel, wherein, described casing is provided with the dehydrating unit for processing highly humid air and for improving the heater of dry medium temperature; Described dehydrating unit and heater are arranged on front end or the rear end of blower fan.
A kind of drying means for double; two air channels drying baker, wherein, comprises the steps: first agricultural product to be put into drying baker; Then starting blower fan, drying baker air is heated, and blower fan drives hot blast by air supply section, dryer section and air return section, and continuous cyclic drying; It is then used by humidity-discharging device or dehydrating unit, highly humid air is discharged or is dehumidified by dehydrating unit; Finally dried agricultural product are taken out.
In sum, agricultural product are carried out dehydration by flowing to the xeothermic circulated air of contrary two strand by the drying baker being provided with Two-way Cycle air channel provided by the present invention, and its simple in construction, cost is low, uniform drying, and energy consumption is low, effective. It addition, the circulation air path of the left and right sides can limit in response to the size in place adjusts angle, the space taken is little, convenient installation. Coordinate the drying means based on this drying baker, it is possible to solve existing drying baker uneven drying, weak effect, energy consumption technical problem high, bulky well.
Accompanying drawing explanation
Fig. 1 is the front view of drying baker provided by the present invention.
Fig. 2 is the left view of drying baker provided by the present invention.
Fig. 3 is the top view of drying baker provided by the present invention.
Detailed description of the invention
For making the purpose of the present invention, technical scheme and advantage clearly, clearly, developing simultaneously referring to accompanying drawing, the invention will be further described for embodiment.
In conjunction with shown in Fig. 1 to Fig. 3, the invention discloses a kind of drying baker being provided with Two-way Cycle air channel, this drying baker is mainly used in the drying process of agricultural product, meat products or aquatic products, removes the Free water in product and part Bound moisture, is conducive to the follow-up deep processing of agricultural product. Wherein, described drying baker includes casing 100 and the circulation air path being arranged in casing 100 and drying for agricultural product. Described circulation air path is set to two, left and right, respectively the first circulation air path and the second circulation air path. The flow direction of described first circulation air path is contrary with the flow direction of the dry wind of the second circulation air path. In the present embodiment, as it is shown in figure 1, first circulation air path in left side adopts air supply mode counterclockwise, second circulation air path on right side adopts clockwise air supply mode.
Concrete, as it is shown in figure 1, described circulation air path includes air supply section 210, dryer section 220, air return section 230 and blower fan 240. The entrance of described air supply section 210 connects with the air outlet of blower fan 240, and outlet connects with the entrance of dryer section 220. The entrance of described air return section 230 and the outlet of dryer section 220, outlet connects with the air inlet of blower fan 240. Described air supply section 210, dryer section 220 and air return section 230 constitute the passage that dry wind circulates, and the dry wind mobilization dynamic in this passage is provided by blower fan 240.
Preferably, as preferred embodiment of the present invention, described casing 100 is provided with the humidity-discharging device for processing highly humid air or carries out dehydrating unit that air anhydrates and for improving the heater of dry medium (such as air) temperature. Described heater or dehydrating unit may be provided at front end or the rear end of blower fan, but are not arranged in dryer section 220, heated by dry medium (such as air) by this heater, for drying farm products. Described humidity-discharging device is not arranged in air supply section 210. Described casing 100 can be not provided with dehydrating unit, humidity-discharging device or heater. Humid air through material, it is possible to the local extraction beyond air supply section 210, is processed by external device (ED); Hot blast with steam by the not external device (ED) in case to, after air-treatment, sending in drying baker at air supply section 210, and can be discharged the external world by dry air, makes to be always maintained in case the dry environment of high temperature low humidity.
Preferably, heater can be arrange electric auxiliary thermal at air supply section or dispose radiator at air return section with horizontal fan position, and the working medium of radiator can be hot water or freon etc.
Preferably, in order to improve the drying efficiency of drying baker, the circulation air path that two flow directions are contrary is set to one group, can arrange some groups of circulation air paths in drying baker, these circulation air paths can arrange along the length direction of drying baker, it is also possible to arranges in the width direction. Adopt the volume that can increase drying baker in this way, place more agricultural product, improve the yield of drying farm products.
Further, in conjunction with shown in Fig. 1 and Fig. 2, the circulation air path that the present embodiment provides has two kinds of embodiments, the first is that described air supply section 210, dryer section 220 and air return section 230 are arranged in same perpendicular, and air supply section 210 is positioned at the top (namely blower fan 240 is positioned at the top of agricultural product) of dryer section 220, dry wind enters dryer section 220 from top to bottom in perpendicular, returns to from the bottom up and reaches blower fan 240 place, and constantly circulate after dry.
The another embodiment of circulation air path is, described air supply section 210, dryer section 220 and air return section 230 are arranged in same horizontal plane, and dry wind is at horizontal plane internal circulation flow. The circulation air path of this horizontal can effectively reduce the whole height of drying baker, it is adaptable to the situation of place insufficient height.
Preferably, in order to increase draught area, improving drying effect, the dryer section 220 in the present embodiment is set to dry channel, and its draught area is be more than or equal to 4 square metres or more than the 1/2 of drying baker sectional area.
Preferably, in order to shorten the length of dry channel, guaranteeing agricultural product thermally equivalent simultaneously, improve drying effect, the length of described dry channel is be more than or equal to 800 millimeters. In the present embodiment, dry channel could be arranged to one, or can also be set to the dry channel being made up of some little airducts.
Further, owing to placing the bulk restriction of drying baker, the angle between the described circulation air path in two, left and right can adjust in response to actual demand, and what specifically adjust ranges for 90 ° to 180 °. As it is shown on figure 3, the angle between two, left and right circulation air path in figure is 180 °.
Preferably, in order to improve the utilization rate of hot blast further, hot blast is blown to equably the every nook and cranny of dry channel. Being additionally provided with the part flow arrangement for hot blast shunting in described casing 100, described part flow arrangement has various ways, for instance electronic even wind device etc. Part flow arrangement is preferably set to flow distribution plate by the present embodiment, and described flow distribution plate is positioned at air-supply passage, parallel with bottom casing 100. Agricultural product in dry channel through air supply section 210, in the porch of dry channel by uniform divided flows, are dried by hot blast after blower fan 240 blowout, it is thus achieved that better drying effect.
Further, in order to facilitate workman that agricultural product are put into drying baker, as shown in figures 1 and 3, described casing 100 is provided with the material mouth for blowing and feeding, and described material mouth is positioned at the side of casing 100. This material mouth is additionally provided with the hermatic door 110 for completely cutting off outside air exchange, after blowing, shuts hermatic door 110 and just can avoid escaping outside case interior-heat wind direction, reduce the heat loss in case.
The invention also discloses a kind of drying means based on double; two air channels drying baker, wherein, comprise the steps: first agricultural product to be put into drying baker; Then starting blower fan 240, drying baker air is heated, and blower fan 240 drives hot blast to pass through air supply section 210, dryer section 220 and air return section 230 continuous cyclic drying; It is then used by humidity-discharging device (or dehydrating unit), highly humid air is discharged (or being dehumidified by dehydrating unit); Finally dried agricultural product are taken out.
The present invention is operationally, the blower fan 240 of the left and right sides drives dry-heat air at case internal circulation flow by the mode that air blast is blown, the direction flowed due to the circulation air path of the left and right sides is contrary, and centre does not have physical barrier, so the hot blast of left air path is mixed homogeneously at air return section 230 place with the hot blast of right air path, to reduce the temperature difference of the two strands of circulated airs in left and right, improve drying effect.
In sum, agricultural product are carried out dehydration by flowing to the xeothermic circulated air of contrary two strand by the drying baker being provided with Two-way Cycle air channel provided by the present invention, and its simple in construction, cost is low, uniform drying, and energy consumption is low, effective. It addition, the circulation air path of the left and right sides can limit in response to the size in place adjusts angle, the space taken is little, convenient installation. Coordinate the drying means based on this drying baker, it is possible to solve existing drying baker uneven drying, weak effect, energy consumption technical problem high, bulky well.
Should be understood that; the application of the present invention is not limited to above-mentioned citing; for those of ordinary skills; can be improved according to the above description or be converted; such as; common/usual replacement etc. to each component in the present invention, all these improve and convert the protection domain that all should belong to claims of the present invention.
Claims (9)
1. the drying baker being provided with Two-way Cycle air channel, it is characterised in that in described drying baker includes casing and is arranged on casing and for dry circulation air path; Described circulation air path is set to two, left and right, respectively the first circulation air path and the second circulation air path; Flowing to of described first circulation air path is contrary with the flow direction of the second circulation air path;
Described circulation air path includes air supply section, dryer section, air return section and blower fan; The entrance of described air supply section connects with the air outlet of blower fan, and outlet connects with the entrance of dryer section; The entrance of described air return section and the outlet of dryer section, outlet connects with the air inlet of blower fan; Described air supply section, dryer section and air return section constitute the passage that dry wind circulates, blower fan drive dry wind to flow in passage.
2. it is provided with the drying baker in Two-way Cycle air channel according to claim 1, it is characterised in that the circulation air path that two flow directions are contrary is set to one group, arranges some groups of circulation air paths in drying baker.
3. being provided with the drying baker in Two-way Cycle air channel according to claim 2, it is characterised in that described air supply section, dryer section and air return section are arranged in same perpendicular, and air supply section is positioned at the top of dryer section, dry wind is at perpendicular internal circulation flow.
4. it is provided with the drying baker in Two-way Cycle air channel according to claim 2, it is characterised in that described air supply section, dryer section and air return section are arranged in same horizontal plane, and dry wind is at horizontal plane internal circulation flow.
5. being provided with the drying baker in Two-way Cycle air channel according to claim 1, it is characterised in that described dryer section is set to dry channel, its draught area is be more than or equal to 4 square metres or more than the 1/2 of drying baker sectional area; The length of described dry channel, be more than or equal to 800 millimeters, is divided into some little airducts.
6. it is provided with the drying baker in Two-way Cycle air channel according to claim 1, it is characterised in that the angular range between the described circulation air path in two, left and right is 90 ° to 180 °.
7. it is provided with the drying baker in Two-way Cycle air channel according to claim 1, it is characterised in that described casing is provided with the material mouth for blowing and feeding, and described material mouth is positioned at the side of casing surrounding.
8. it is provided with the drying baker in Two-way Cycle air channel according to claim 1, it is characterised in that described casing is provided with the dehydrating unit for processing highly humid air and for improving the heater of dry medium temperature; Described dehydrating unit and heater are arranged on front end or the rear end of blower fan.
9. the drying means for double; two air channels drying baker, it is characterised in that comprise the steps: first agricultural product to be put into drying baker; Then starting blower fan, drying baker air is heated, and blower fan drives hot blast by air supply section, dryer section and air return section, and continuous cyclic drying; It is then used by humidity-discharging device or dehydrating unit, highly humid air is discharged or is dehumidified by dehydrating unit; Finally dried agricultural product are taken out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610179572.XA CN105674720A (en) | 2016-03-24 | 2016-03-24 | Drying box provided with double circulation air ducts, and drying method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610179572.XA CN105674720A (en) | 2016-03-24 | 2016-03-24 | Drying box provided with double circulation air ducts, and drying method |
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| CN105674720A true CN105674720A (en) | 2016-06-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610179572.XA Pending CN105674720A (en) | 2016-03-24 | 2016-03-24 | Drying box provided with double circulation air ducts, and drying method |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106839674A (en) * | 2017-01-06 | 2017-06-13 | 广东省现代农业装备研究所 | The multichannel mixed flow drying case and its control method of a kind of variable wind direction |
| CN110546748A (en) * | 2017-04-24 | 2019-12-06 | 东京毅力科创株式会社 | Wafer inspection device |
| CN111912171A (en) * | 2019-05-07 | 2020-11-10 | 天津科技大学 | Uniform air type drying box |
| CN114114033A (en) * | 2021-09-15 | 2022-03-01 | 江苏拓米洛环境试验设备有限公司 | Power battery testing equipment and testing method |
| CN114522650A (en) * | 2022-03-25 | 2022-05-24 | 成都飞机工业（集团）有限责任公司 | Atmosphere protection device and method for removing water and oxygen by atmosphere protection device |
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| CN203267456U (en) * | 2013-05-27 | 2013-11-06 | 成都博瑞传播股份有限公司 | Bi-directional drying device |
| CN203949458U (en) * | 2014-06-26 | 2014-11-19 | 天津神鹿能源有限公司 | The drying baker of working continuously circulates in two air channels of storage battery pole piece |
| CN205641910U (en) * | 2016-03-24 | 2016-10-12 | 广东省现代农业装备研究所 | Drying cabinet with dual cycle wind channel |
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| CN2662164Y (en) * | 2003-09-12 | 2004-12-08 | 郑州大学 | Tunnel type hot-blast circulation electric heating drying furnace |
| CN201059839Y (en) * | 2007-07-05 | 2008-05-14 | 王荣华 | Non shell internal centrifugal fan energy-saving bake oven |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106839674A (en) * | 2017-01-06 | 2017-06-13 | 广东省现代农业装备研究所 | The multichannel mixed flow drying case and its control method of a kind of variable wind direction |
| CN110546748A (en) * | 2017-04-24 | 2019-12-06 | 东京毅力科创株式会社 | Wafer inspection device |
| CN111912171A (en) * | 2019-05-07 | 2020-11-10 | 天津科技大学 | Uniform air type drying box |
| CN114114033A (en) * | 2021-09-15 | 2022-03-01 | 江苏拓米洛环境试验设备有限公司 | Power battery testing equipment and testing method |
| CN114114033B (en) * | 2021-09-15 | 2022-12-02 | 江苏拓米洛环境试验设备有限公司 | Power battery testing device and testing method |
| CN114522650A (en) * | 2022-03-25 | 2022-05-24 | 成都飞机工业（集团）有限责任公司 | Atmosphere protection device and method for removing water and oxygen by atmosphere protection device |
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