CN105661586A - Fruit/vegetable hot air drying room - Google Patents
Fruit/vegetable hot air drying room Download PDFInfo
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- CN105661586A CN105661586A CN201610086805.1A CN201610086805A CN105661586A CN 105661586 A CN105661586 A CN 105661586A CN 201610086805 A CN201610086805 A CN 201610086805A CN 105661586 A CN105661586 A CN 105661586A
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- room
- air
- negative pressure
- fruit
- baking room
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23N—MACHINES OR APPARATUS FOR TREATING HARVESTED FRUIT, VEGETABLES OR FLOWER BULBS IN BULK, NOT OTHERWISE PROVIDED FOR; PEELING VEGETABLES OR FRUIT IN BULK; APPARATUS FOR PREPARING ANIMAL FEEDING- STUFFS
- A23N12/00—Machines for cleaning, blanching, drying or roasting fruits or vegetables, e.g. coffee, cocoa, nuts
- A23N12/08—Machines for cleaning, blanching, drying or roasting fruits or vegetables, e.g. coffee, cocoa, nuts for drying or roasting
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- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Polymers & Plastics (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The invention discloses a fruit/vegetable hot air drying room which comprises a room body, wherein the room body is internally partitioned into a drying room, a negative pressure air return room and a positive pressure heating air supply room through a partition; a dehumidifying window is arranged at one end part of the drying room of the room body; a first circulation fan is arranged in the negative pressure air return room; the negative pressure air return room is communicated with the positive pressure heating air supply room through the first circulation fan; the negative pressure air return room is communicated with the drying room through an upper air hole formed in the partition; an air supplementary electronic valve is arranged in the negative pressure air return room; an air heating device is arranged in the positive pressure heating air supply room; the positive pressure heating air supply room is communicated with the drying room through a lower air hole formed in the partition. By adoption of the fruit/vegetable hot air drying room disclosed by the invention, temperature and humidity difference of a hot air area of the drying room is eliminated, the hot air temperature and humidity control precision of the drying room can be improved, the labor is saved, and the drying cost can be lowered.
Description
Technical field
The present invention relates to fruit and vegetable drying apparatus field, particularly relate to a kind of fruit and vegerable hot-air seasoning room.
Background technology
Fruit and vegetable drying, also referred to as fruit and vegetable dryness or fruits and vegetables ' dehydration, it is simply that makes when artificial regulatory the moisture within fruit and vegerable outwardly evaporate, makes up to specific moisture content, be finally processed into primary commodity, such as the process such as dry fruit or salted Brassicae siccus. The effect of fruit and vegetable drying mainly has three aspects: one is the concentration reducing the moisture of fruit and vegerable, increase solable matter, makes microorganism be difficult by, and product is not perishable; Two is suppress the activity of contained enzyme in fruit and vegerable, enables goods to preserve for a long time; Three is make goods retain the original nutritional labeling of fruit and vegerable, taste and flavor.
Before relatively early, rely primarily on dry in the sun after fruit and vegetable picking and carry out drying, to meet the demand that these fruit and vegerable store, transport. And along with the progress of scientific and technological level, fruit and vegetable drying equipment arises at the historic moment, by modern agricultural production, institute is widely used. The principle of hot air drying equipment is: the thermograde existed between dry air and wet stock and moist gradient, is that material moisture spreads and realizes dry major impetus. Owing to there is thermograde between medium and material, just cause that the temperature of material raises, finally make internal moisture vaporization and to external migration. Due to moist gradient, the existence of moist gradient between material surface and inside between material surface and medium, just make moisture constantly from inside to outside, by export-oriented media migration, final realize dry purpose.
In dry run, between moisture internal diffusion and external diffusion, mutually coordinated balance is very crucial. If the evaporation of material surface moisture is too fast, external diffusion speed exceedes inner diffusing rate too much, easily makes some material surface form duricrust, thus delaying dry rate; Simultaneously as internal moisture content is high, vapour pressure big, easily makes some material deform, ftracture, reduce its drying quality. If the evaporation of material surface moisture is too slow, internal batch moisture is difficult to external diffusion, is easily caused dry materials speed too low, material ripening even occurs, goes mouldy.
But, the primary air type of flow in existing hot-air seasoning room is: air is admitted to baking room from positive pressure heating plenum chamber lower air outlet, air-flow flows from bottom to top along baking room, it is heated drying to material, then hot-air enters return air chamber via return air chamber top, namely a cyclic process is completed, send air port back to and adopt simple rectangle air-supply return air inlet, the direction range of hot-air is not regulated and limitation function, this simple air blow and return mode, its air current composition mode has many defects, cause that the regional temperature baking room is poor, psychrometric difference is big, the material end product quality baked there is a lot of negative effect,Simultaneously, very big eddy current can be produced in the corner baking room, air themperature and the air themperature humidity of humidity and major part baking room in these vortexes have very big difference, it is in the material of the vortex mass discrepancy in identical baking time also just relatively larger, therefore in drying course, need often to open baking room hermatic door, enter the drip pan baking room and carry out transposition (being commonly called as down dish) up and down, add the labor intensity of workman, after opening the door, very big energy waste can be caused simultaneously. Recruitment cost and energy cost are significantly high, and consumption costs is difficult to control to.
Summary of the invention
In view of this, the present invention provides a kind of fruit and vegerable hot-air seasoning room, can effectively eliminate the hot blast region humiture baking room poor, make to bake room hot blast epidemic disaster control accuracy to improve, thus reducing the energy resource consumption of baking process, reducing recruitment, reducing the purpose baked cost, improve the quality of manufactured goods.
The present invention solves the problems referred to above by techniques below means:
The fruit and vegerable hot-air seasoning room of the present invention, including room body, the inside of described room body is divided into baking room by dividing plate, negative pressure return air chamber and positive pressure heating plenum chamber, the room body of end, described baking room is provided with moistureproof window, it is provided with the first circulating fan in described negative pressure return air chamber, described negative pressure return air chamber is connected with described positive pressure heating plenum chamber by described first circulating fan, described negative pressure return air chamber is connected with described baking room by the air port, top arranged on described dividing plate, benefit wind electrodynamic valve it is provided with in described negative pressure return air chamber, it is provided with air heating apparatus in described positive pressure heating plenum chamber, described positive pressure heating plenum chamber is connected with described baking room by the air port, bottom arranged on described dividing plate, it is characterized in that: air port, described top is the structure of scalable air-out direction, it is additionally provided with the second circulating fan in described positive pressure heating plenum chamber, described positive pressure heating plenum chamber is connected by described second circulating fan with described baking room, the inside of described baking room is provided with two auxiliary ventilators, two described auxiliary ventilators are symmetricly set on the corner positions of the front end of described baking room, it is additionally provided with communicating pipe in described room body, one end of described communicating pipe is connected with described auxiliary ventilator, the other end of described communicating pipe is connected with described negative pressure return air chamber, thus described baking room is connected with described negative pressure return air chamber.
Further, described moistureproof window includes multiple BAIYE of certainly hanging down of setting inside window frame and described window frame.
Further, air port, described top concretely venetian blinds.
Further, air port, described bottom is unidirectional air outlet.
Further, described auxiliary ventilator is triangular structure.
Further, the inside of described baking room is additionally provided with temperature-humidity detecting device, controller, display screen, and described temperature-humidity detecting device is connected with the input of described controller, and described display screen is connected with the outfan of described controller.
The fruit and vegerable hot-air seasoning room of the present invention, is provided with the air port, described top of scalable air-out direction in the side of described negative pressure return air chamber, the suction angle of return air stream can carry out restriction and regulate, thus improving drying efficiency and effect; Material is in drying course, by controlling the second intermittent work of circulating fan in described positive pressure heating plenum chamber, destroys the described stream swirl district baking indoor, enhance the drying efficiency of material, shorten baking time, save heating energy source, improve efficiency and reduce baking cost;By controlling described second circulating fan continuous operation, it is possible to make airflow cannon-shot strengthen, allow the described end of baking room and the difference of front end reduce, also can destroy stream swirl district, rear end, it is additionally arranged auxiliary ventilator in described baking indoor, and by described communicating pipe, described baking room is connected with negative pressure return air chamber, thus reaching to eliminate the purpose of negative pressure vortex, front end, in baking process, described first circulating fan can be controlled and described second circulating fan reversion runs, reverse air-supply is carried out to baking room, make the air-flow baking room just can realize reversible two-way ventilating, in baking technical process, realize intermittent reversible two-way ventilating, the front and back temperature by baking material is made to reach unanimity, avoid the generation of the temperature difference and psychrometric difference of being baked material windward side and leeward side, due to eliminate horizontal and vertical to the temperature difference and wet poor, operator need not open the door to enter and bake the room operation of falling dish, the operation recruitment reduced, save fuel. by above-mentioned technological means, the hot blast region humiture eliminating described baking room is poor so that the hot blast epidemic disaster control accuracy of described baking room improves, reduce the energy resource consumption of baking process, decrease recruitment, bake cost low, also make the quality of manufactured goods be improved.
Accompanying drawing explanation
Fig. 1 is the top view in a kind of fruit and vegerable hot-air seasoning of present invention room;
Fig. 2 is the sectional view of the A-A in a kind of fruit and vegerable hot-air seasoning of present invention room.
As shown in Figure 1, Figure 2, room body-1, dividing plate-2, air port, top-3, air port, bottom-4, communicating pipe-5, bake room-11, auxiliary ventilator-111, moistureproof window-112, negative pressure return air chamber the-12, first circulating fan-121, mend wind electrodynamic valve-122, positive pressure heating plenum chamber-13, air heating apparatus-131, the second circulating fan-132.
Detailed description of the invention
In describing the invention, it will be appreciated that, orientation or the position relationship of the instruction such as term " " center ", " on ", D score, "front", "rear", "left", "right", " vertically ", " level ", " top ", " end ", " interior ", " outward " be based on orientation shown in the drawings or position relationship; be for only for ease of the description present invention and simplifying and describe; rather than instruction or imply indication device or element must have specific orientation, with specific azimuth configuration and operation, be therefore not considered as limiting the invention.
Term " first ", " second " only for descriptive purposes, and it is not intended that instruction or hint relative importance or the implicit quantity indicating indicated technical characteristic. Thus, define " first ", the feature of " second " can express or implicitly include one or more these features. In describing the invention, except as otherwise noted, " multiple " are meant that two or more.
Below with reference to accompanying drawing, the present invention is described in detail, as shown in Figure 1 to Figure 2: the fruit and vegerable hot-air seasoning room described in the present embodiment, including room body 1, the inside of described room body 1 is divided into baking room 11 by dividing plate 2, negative pressure return air chamber 12 and positive pressure heating plenum chamber 13, the room body 1 of end, described baking room 11 is provided with moistureproof window 112, the first circulating fan 121 it is provided with in described negative pressure return air chamber 12, described negative pressure return air chamber 12 is connected with described positive pressure heating plenum chamber 13 by described first circulating fan 121, described negative pressure return air chamber 12 is connected with described baking room 11 by the air port, top 3 arranged on described dividing plate 2, air port, described top 3 is the structure of scalable air-out direction, benefit wind electrodynamic valve 122 it is provided with in described negative pressure return air chamber 12, it is provided with air heating apparatus 131 in described positive pressure heating plenum chamber 13, described positive pressure heating plenum chamber 13 is connected with described baking room 11 by the air port, bottom 4 arranged on described dividing plate 2, the second circulating fan 132 it is additionally provided with in described positive pressure heating plenum chamber 13, described positive pressure heating plenum chamber 13 is connected by described second circulating fan 132 with described baking room 11, the inside of described baking room 11 is provided with two auxiliary ventilators 111, two described auxiliary ventilators 111 are symmetricly set on the corner positions of the front end of described baking room 11, it is additionally provided with communicating pipe 5 in described room body 1, one end of described communicating pipe 5 is connected with described auxiliary ventilator 111, the other end of described communicating pipe 5 is connected with described negative pressure return air chamber 12, thus described baking room 11 is connected with described negative pressure return air chamber 12.
Fruit and vegerable hot-air seasoning room described in the present embodiment, is provided with the air port, described top 3 of scalable air-out direction in the side of described negative pressure return air chamber 12, the suction angle of return air stream can carry out restriction and regulate, thus improving drying efficiency and effect, material, in drying course, by controlling the second intermittent work of circulating fan 132 in described positive pressure heating plenum chamber 13, destroys the stream swirl district in described baking room 11, enhance the drying efficiency of material, shorten baking time, save heating energy source, improve efficiency and reduce baking cost, by controlling described second circulating fan 132 continuous operation, it is possible to make airflow cannon-shot strengthen, allow the described end of baking room 11 and the difference of front end reduce, also can destroy stream swirl district, rear end, in described baking room 11, it is additionally arranged auxiliary ventilator 111, and by described communicating pipe 5, described baking room 11 is connected with negative pressure return air chamber 12, thus reaching to eliminate the purpose of negative pressure vortex, front end, in baking process, described first circulating fan 121 can be controlled and described second circulating fan 132 reversion runs, reverse air-supply is carried out to baking room 11, make the air-flow baking room 11 just can realize reversible two-way ventilating, in baking technical process, realize intermittent reversible two-way ventilating, the front and back temperature by baking material is made to reach unanimity, avoid the generation of the temperature difference and psychrometric difference of being baked material windward side and leeward side, due to eliminate horizontal and vertical to the temperature difference and wet poor, operator need not open the door to enter and bake room 11 operation of falling dish, the operation recruitment reduced, save fuel. by above-mentioned technological means, the hot blast region humiture eliminating described baking room 11 is poor so that the hot blast epidemic disaster control accuracy of described baking room 11 improves, reduce the energy resource consumption of baking process, decrease recruitment, bake cost low, also make the quality of manufactured goods be improved.
Wherein, described air heating apparatus 131 concretely air stove, air port, described top 3 concretely venetian blinds.
For the ease of automatic dehumidifying, further improvement as technique scheme, described moistureproof window 112 includes the multiple BAIYE (not shown)s of certainly hanging down arranged inside window frame (not shown) and described window frame, when the air volume increase in described baking room 11, air pressure rise, can automatically back down the multiple described from BAIYE of hanging down of described moistureproof window 112, damp-heat air is drained into air.
For the ease of using, improving the drying effect of the present invention, as the further improvement of technique scheme, air port, described bottom 4 is unidirectional air outlet.
As the further improvement of technique scheme, described auxiliary ventilator 111 is triangular structure, and the described auxiliary ventilator 111 of triangular structure can be conveniently installed at the corner of described baking room 11, have easy for installation consolidate, take up room little feature.
Further improvement as technique scheme, the inside of described baking room 11 is additionally provided with temperature-humidity detecting device (not shown), controller (not shown), display screen (not shown), described temperature-humidity detecting device is connected with the input of described controller, described display screen is connected with the outfan of described controller, described temperature-humidity detecting device detects the humiture of the hot blast air in described baking room 11, and the described warm and humid angle value recorded is sent to described controller, described warm and humid angle value and predetermined value are contrasted by described controller, when described warm and humid angle value exceedes predetermined value, described controller controls described benefit wind electrodynamic valve 122 and opens, outdoor air is sucked in described negative pressure return air chamber 12, and sent in described positive pressure heating plenum chamber 13 by described first circulating fan 121, by air port, described bottom 4, the air after heating in described positive pressure heating plenum chamber 13 is sent in described baking room 11 again, so that the air volume in described baking room 11 increases, air pressure rises, automatically described moistureproof window 112 is backed down, damp-heat air is drained in air.
Fruit and vegerable hot-air seasoning room described in the present embodiment, its operation principle is:
When being positive direction air circulation mode in described fruit and vegerable hot-air seasoning room, an air part for described baking room 11 enters described negative pressure return air chamber 12 via air port, described top 3, being entered described positive pressure heating plenum chamber 13 by described second circulating fan 132 again, another part enters described positive pressure heating plenum chamber 13 via described auxiliary ventilator 111; Air is heated up by described air heating apparatus 131 in described positive pressure heating plenum chamber 13; A part of heated high temperature air enters described baking room 11 from air port, described bottom 4, it is heated dehydration to baking article, the heated air of another part enters described baking room 11 by described second circulating fan 132, wherein, described second circulating fan 132 flow velocity of the hot air flow sent into is high relative to the speed of the effluent stream in air port, described bottom 4, far firing range; Hot-air, after material drying is heated dehumidification by described baking room 11, enters back into the periodic duty gone round and begun again in described positive pressure heating plenum chamber 13; When the relative humidity of the air in described baking room 11 reaches setting value, described benefit wind electrodynamic valve 122 automatically opens up, thus increasing the total air volume within baking room, the bigger air pressure in described baking room 11 backs down described moistureproof window 112, by unnecessary air and carry the steam diffused out from material drying, discharge to air.
In above-mentioned positive direction cyclic process, according to the difference baking article, described second circulating fan 132 can discontinuous operation or continuous operation as requested.
When being reverse direction air circulation mode in described fruit and vegerable hot-air seasoning room, namely described first circulating fan 121 and described second circulating fan 132 change rotation direction, and the air-flow of described baking room 11 enters described positive pressure heating plenum chamber 13 via air port, described bottom 4 and described second circulating fan 132; Air is heated up by described air heating apparatus 131 in described positive pressure heating plenum chamber 13; A hot-air part in described positive pressure heating plenum chamber 13 enters in described baking room 11 via described auxiliary ventilator 111, another part is entered in described negative pressure return air chamber 12 by the first circulating fan 121 pressurization, then enters from air port, described top 3 described baking room 11; Hot-air, after material drying is heated dehumidification by described baking room 11, is again introduced into described positive pressure heating plenum chamber 13 via described second circulating fan 132 and air port, described bottom 4, and so go round and begin again periodic duty.
In above-mentioned reverse direction cyclic process, positive direction air circulation mode can be automatically switched to when described baking room 11 needs dehumidifying and run.
What finally illustrate is, above example is only in order to illustrate technical scheme and unrestricted, although the present invention being described in detail with reference to preferred embodiment, it will be understood by those within the art that, technical scheme can be modified or equivalent replacement, without deviating from objective and the scope of technical solution of the present invention, it all should be encompassed in the middle of scope of the presently claimed invention.
Claims (6)
1. a fruit and vegerable hot-air seasoning room, including room body, the inside of described room body is divided into baking room by dividing plate, negative pressure return air chamber and positive pressure heating plenum chamber, the room body of end, described baking room is provided with moistureproof window, it is provided with the first circulating fan in described negative pressure return air chamber, described negative pressure return air chamber is connected with described positive pressure heating plenum chamber by described first circulating fan, described negative pressure return air chamber is connected with described baking room by the air port, top arranged on described dividing plate, benefit wind electrodynamic valve it is provided with in described negative pressure return air chamber, it is provided with air heating apparatus in described positive pressure heating plenum chamber, described positive pressure heating plenum chamber is connected with described baking room by the air port, bottom arranged on described dividing plate, it is characterized in that: air port, described top is the structure of scalable air-out direction, it is additionally provided with the second circulating fan in described positive pressure heating plenum chamber, described positive pressure heating plenum chamber is connected by described second circulating fan with described baking room, the inside of described baking room is provided with two auxiliary ventilators, two described auxiliary ventilators are symmetricly set on the corner positions of the front end of described baking room, it is additionally provided with communicating pipe in described room body, one end of described communicating pipe is connected with described auxiliary ventilator, the other end of described communicating pipe is connected with described negative pressure return air chamber, thus described baking room is connected with described negative pressure return air chamber.
2. a kind of fruit and vegerable hot-air seasoning room according to claim 1, it is characterised in that: described moistureproof window includes the multiple BAIYE of certainly hanging down arranged inside window frame and described window frame.
3. a kind of fruit and vegerable hot-air seasoning room according to claim 1, it is characterised in that: air port, described top concretely venetian blinds.
4. a kind of fruit and vegerable hot-air seasoning room according to claim 1, it is characterised in that: air port, described bottom is unidirectional air outlet.
5. a kind of fruit and vegerable hot-air seasoning room according to claim 1, it is characterised in that: described auxiliary ventilator is triangular structure.
6. a kind of fruit and vegerable hot-air seasoning room according to claim 1 to 5 any one claim, it is characterized in that: the inside of described baking room is additionally provided with temperature-humidity detecting device, controller, display screen, described temperature-humidity detecting device is connected with the input of described controller, and described display screen is connected with the outfan of described controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610086805.1A CN105661586A (en) | 2016-02-16 | 2016-02-16 | Fruit/vegetable hot air drying room |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610086805.1A CN105661586A (en) | 2016-02-16 | 2016-02-16 | Fruit/vegetable hot air drying room |
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| CN105661586A true CN105661586A (en) | 2016-06-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610086805.1A Pending CN105661586A (en) | 2016-02-16 | 2016-02-16 | Fruit/vegetable hot air drying room |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106172713A (en) * | 2016-08-30 | 2016-12-07 | 江苏楷益智能科技有限公司 | A kind of drying room |
| CN108208881A (en) * | 2018-02-22 | 2018-06-29 | 云南佳叶工贸有限公司 | A kind of heat pump air-flow alternative expression fruit and vegetable drying machine |
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| CN201352049Y (en) * | 2008-12-31 | 2009-11-25 | 昆山市周庄绿尔康食品有限公司 | Boiler-free low-temperature drying room |
| CN201974017U (en) * | 2011-02-22 | 2011-09-14 | 浙江佳为环境科技有限公司 | Efficient and energy-saving dehydration drying equipment |
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| CN205624354U (en) * | 2016-02-16 | 2016-10-12 | 陕西优斯达环境科技有限公司 | Fruit vegetables hot -air drying room |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS626631A (en) * | 1985-07-02 | 1987-01-13 | Daiki Sangyo Kk | Drying of shiitake mushroom by circulation drier |
| CN201352049Y (en) * | 2008-12-31 | 2009-11-25 | 昆山市周庄绿尔康食品有限公司 | Boiler-free low-temperature drying room |
| CN201974017U (en) * | 2011-02-22 | 2011-09-14 | 浙江佳为环境科技有限公司 | Efficient and energy-saving dehydration drying equipment |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106172713A (en) * | 2016-08-30 | 2016-12-07 | 江苏楷益智能科技有限公司 | A kind of drying room |
| CN108208881A (en) * | 2018-02-22 | 2018-06-29 | 云南佳叶工贸有限公司 | A kind of heat pump air-flow alternative expression fruit and vegetable drying machine |
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Application publication date: 20160615 |