CN206583238U - A kind of multichannel mixed flow drying case of variable wind direction - Google Patents
A kind of multichannel mixed flow drying case of variable wind direction Download PDFInfo
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- CN206583238U CN206583238U CN201720119438.0U CN201720119438U CN206583238U CN 206583238 U CN206583238 U CN 206583238U CN 201720119438 U CN201720119438 U CN 201720119438U CN 206583238 U CN206583238 U CN 206583238U
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- air
- valve
- drying
- wind direction
- hothouse
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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
- F26B9/00—Machines or apparatus for drying solid materials or objects at rest or with only local agitation; Domestic airing cupboards
- F26B9/06—Machines or apparatus for drying solid materials or objects at rest or with only local agitation; Domestic airing cupboards in stationary drums or chambers
-
- 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
- F26B21/004—Nozzle assemblies; Air knives; Air distributors; Blow boxes
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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
- F26B21/06—Controlling, e.g. regulating, parameters of gas supply
-
- 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
- F26B21/06—Controlling, e.g. regulating, parameters of gas supply
- F26B21/12—Velocity of flow; Quantity of flow, e.g. by varying fan speed, by modifying cross flow area
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/001—Handling, e.g. loading or unloading arrangements
- F26B25/002—Handling, e.g. loading or unloading arrangements for bulk goods
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The utility model discloses a kind of multichannel mixed flow drying case of variable wind direction, including drying box body, the blow zones being arranged in drying box body, return zone, dry section and race way；The blow zones, dry section and return zone are set gradually, and the race way is located above dry section, and the dry section is isolated with blow zones, return zone and race way respectively by the first dividing plate, second partition and the 3rd dividing plate；The race way is connected with blow zones and return zone respectively.The utility model is controlled using air-valve and air returning valve is entered to the flow and direction that enter dry section, odd number enters air-valve and even number air returning valve one group of wind direction of formation, even number enters air-valve and odd number air returning valve forms another group of wind direction, two groups of wind directions checker within the same cycle, multi-angle drying is carried out to the material of hothouse, make material dewatering uniform, shorten drying time, and improve drying efficiency.The utility model provide drying box it is simple in construction, uniform drying effect is good, the short efficiency high of required time.
Description
Technical field
The utility model is related to agricultural product drying device field, more particularly to a kind of variable wind direction multichannel mixed flow drying
Case.
Background technology
With China's agriculture, woods, herd, aquatic products industry is continued to develop, agricultural product, which dry processing, becomes increasingly important, in this background
Lower agricultural product drying equipment also obtains extensive popularization and application.Drying box is one of critical piece of drying equipment, and it is mainly
The environment dehydrated required for providing of material.Drying box structure design foundation is based on by dry material, and agricultural product are dried and set
It is main based on box in standby, the servicing unit for carrying, hanging material is placed in drying box, by introducing thermal source (such as：Hot blast, heat are steamed
Vapour) dried medium cycles through wet stock and reaches drying purpose.
There is the problem of material uneven drying in existing agricultural product drying box, to ensure the quality of drying product, work always
People need to generally use turning over materials, exchange direction, the position of material containing device in industry production process, and these modes of operation obviously will
Substantial amounts of labour can be expended, the totle drilling cost of agricultural product drying is improved.For the efficiency loss problem of drying box, 1993
Year Yin Yong etc. proposes box type hot air cross-flow drying room wind speed field, uniform temperature fields distributed architecture scheme, and carries out theory analysis.
Kunming University of Science and Technology's not jade etc. proposes a kind of hot air circulation drying oven of even flow field and mixes well method, and it uses upper and lower cloth
Air channel mode is put, wherein upper and lower air channel adjusts the effect that angle has reached uniform flow field using blinds.Such a upper and lower arrangement wind
The mode in road can play certain effect for suspension class dry materials, but still exist compared with big limitation, particularly with base
Its drawback of the drying of disk material is apparent.In actual production, the processing of drying of the material such as fruits and vegetables, meat builds the dry of disk with interval
Dry mode occupies significant proportion, and such a mode is conducive to improving yield.Therefore, a kind of uniform drying box pair of agricultural product is developed
The quality and efficiency for improving Modern Agricultural Food drying are significant.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, and there is provided good variable of a kind of uniform drying, effect
The multichannel mixed flow drying case of wind direction.
The purpose of this utility model is achieved through the following technical solutions：
A kind of multichannel mixed flow drying case of variable wind direction, the drying box is mainly used in agricultural product being dried processing,
Mainly include drying box body, the blow zones being arranged in drying box body, return zone, dry section and race way.The drying
Medium sequentially enters blow zones, dry section, return zone from race way and eventually passes back to race way, completes one and takes turns medium circulation.It is described
Blow zones, dry section and return zone are set gradually, and the race way is located above dry section.The dry section by first every
Plate, second partition and the 3rd dividing plate are isolated with blow zones, return zone and race way respectively.The race way respectively with blow zones and
Return zone is connected, and allows dried medium olderly flowage under the promotion of circulating fan.
Specifically, the dry section is the region of material drying, and in the region, dried medium interval, alternately (conversion
Wind direction) material is flowed to, material is uniformly dried.The dry section is mainly including the hothouse for depositing material, for dividing
Air-supply passage every hothouse, for control air intake flow enter air-valve and air returning valve for controlling air-out flow.It is described dry
By air-supply passage interval between dry room and hothouse, the air-supply passage is made up of at least two pieces orifice plates.Set on the orifice plate
There are some exhaust vents for uniform wind speed, dried medium enters after air-supply passage, enters from exhaust vent and is located at air-supply passage two
The hothouse of side, material is dried.It is described enter air-valve be arranged on the first dividing plate, positioned at the porch of air-supply passage, lead to
The size overregulated into air-valve valve port can accurately control dried medium into the flow of air-supply passage.The air returning valve is arranged on
On second partition, positioned at the exit of air-supply passage, air-supply passage can accurately be controlled by the size for adjusting air returning valve valve port
Discharge the flow of dried medium.In the drying process, the enter air-valve and the air returning valve of even order of odd numbered sequences are one group, simultaneously
It is turned on and off, and the enter air-valve and the air returning valve of odd numbered sequences of even order are another group, are turned on and off simultaneously, two groups of valves
Alternately it is turned on and off within same arid cycle, by changing flow direction of the dried medium in hothouse, forms different wind directions
The dried medium stream of multi-angle, so as to shorten the drying time of material, realizes the uniform drying of material, improves the product of dry materials
Matter, obtains preferable drying effect.
It is preferred that, the hothouse is at least provided between 2, and corresponding, the air-supply passage is at least provided with 2.Due to drying
The size in area is fixed, and the width of material dolly, the quantity of material and drying are considered as during the quantity for setting hothouse and is taken
Between etc. factor.
As preferred scheme of the present utility model, the orifice plate can also be replaced out using louver structure or fin structure
Air holes realizes the function of uniform wind speed.
Further, the device for being used for adjusting exhaust vent size can be provided with the orifice plate, the device passes through whole screenings
Gear or partial occlusion exhaust vent reach that adjustment dried medium enters the flow of hothouse and the purpose of flow velocity.For example, in passage
Two pieces of orifice plates of side setting, one of fixation, another piece can relatively move, and the area of exhaust vent can increase in moving process
Or reduce, you can realize the purpose for being adjusted into hothouse flow.
As preferred scheme of the present utility model, material dolly enters hothouse for convenience, and the orifice plate is set to be easy to
Adjust the removable orifice plate of hothouse width.When hothouse width is too small, can adjust between two adjacent air-supply passage orifice plates away from
From the width of hothouse is increased, facilitate dolly to load or unloading materials, shorten load, discharge time, improve production efficiency.With
This simultaneously, orifice plate is split material arid region blocking in order, when can effectively shorten the drying of single material
Between, drying efficiency is improved, drying effect evenly is obtained.
Specifically, the race way mainly includes being used to drive dried medium in the circulated air of drying box internal circulation flow
Machine, the circulating fan is fixed on the 3rd dividing plate, and its air outlet is towards blow zones.
Further, the return zone also includes the media processes unit for being used to dehumidify with temperature control.The media processes list
Member is arranged in return zone, is electrically connected with the controller.The moisture that dried medium is absorbed after hothouse in material turns into low temperature
The gas of high humidity, the media processes unit is sucked through the gas that dehumidifying temperature control is processed as high temperature low humidity, after the completion of
It is discharged in race way, the dried medium of a new round is provided for circulating fan.
Further, the drying box also includes the controller for being used to control to be opened and closed degree into air-valve and air returning valve, described
Controller is electrically connected with entering air-valve and air returning valve respectively.Controller is by controlling the opening and closing degree into air-valve and air returning valve to control
Dried medium flow, so that the dried medium required for each hothouse of reasonable distribution, reaches uniformly dry effect, while favorably
Saving and the service efficiency of raising dried medium in the energy.It is preferred that, what the utility model was provided enters air-valve and air returning valve
Opening angle is 0 degree to 90 degree, and when opening angle is closer to 0 degree, the dried medium passed through is fewer；Conversely, when opening angle is got over
Close to 90 degree, the dried medium passed through is more.
As preferred scheme of the present utility model, because dried medium has many kinds, different medium is imitated to drying for material
Fruit and efficiency are all different, therefore dried medium provided by the utility model is the gaseous fluid with drying effect, it is preferred that
When the air after from air or processing, drying box can obtain ideal drying effect, and use cost and safeguard into
This is relatively low, and cost performance is higher.
It is preferred that, the structure of drying box body provided by the utility model is not limited to cuboid or square,
The other shapes in processing place, such as terrace with edge structure, column structure can be designed to be applied to.
Further, the door passed in and out for material dolly is additionally provided with the drying box body, the door is positioned close to send
In the drying box body of wind area and return zone, load and unload after material, door, which is shut, can realize the sealing of drying box, it is to avoid dry
Dielectric leakage.
A kind of control method of the multichannel mixed flow drying case of variable wind direction, this method is mainly used in controlling into air-valve and returning
The opening and closing of air-valve drive the wind vector of dried medium stream, so as to realize uniformly dry purpose, this method is main
Comprise the following steps：
Step S1:The distance between according to the width of material dolly, adjustment orifice plate, so as to adjust air-supply passage and drying
The width of room；The width adjusting of hothouse is carried out in response to the factor such as the width of dolly, the quantity of material and size, the time of drying
Regulation, the quantity for decreasing or increasing hothouse can be realized by dismounting or increase orifice plate, so that reasonable arrangement is produced, life is improved
Produce efficiency.
Step S2:Start circulating fan, driving dried medium is in drying box internal circulation flow；Dried medium is in circulating fan
Driving under successively in order enter blow zones, dry section, return zone, eventually pass back to race way.
Step S3:Using T as an arid cycle (medium circulation cycle), interim in upper half, controller driver number is
The air-valve that enters of odd number is opened, and the air returning valve of serial number even number is opened, and dried medium is entered air-supply passage from the air-valve that enters of odd number,
The dried medium of high temperature low humidity is discharged from the air returning valve of serial number even number, formed after adjacent hothouse and air-supply passage
The dried medium stream of one wind direction.
Step S4:Interim in the lower half in medium circulation cycle, controller driver number opens (strange for the air-valve that enters of even number
Number Sequence enters air-valve closing), the air returning valve of serial number odd number opens (air returning valve of even order is closed), make dried medium from
The air-valve that enters of even number enters air-supply passage, and the dried medium of high temperature low humidity is after adjacent hothouse and air-supply passage, from strange
Several air returning valve discharges, forms the dried medium stream of another wind direction.The dried medium stream of two different wind directions is in same week
Alternately the material in hothouse is dried in phase, makes material fast dewatering, uniformly dry purpose is reached, obtains preferable
Drying effect.
Step S5:Media processes unit starting, dried low temperature and high relative humidity dried medium enters media processes unit, passes through
Turn into high temperature low humidity dried medium after temperature control and dehumidification treatments, high temperature low humidity dried medium enters race way, is that circulating fan is carried
For the dried medium of a new round.
Working process and principle of the present utility model are：The utility model utilizes air-valve and air returning valve to entering dry section
Flow and direction be controlled, odd number enters air-valve and even number air returning valve one group of wind direction of formation, and even number enters air-valve and odd number return air
Valve forms another group of wind direction, and two groups of wind directions checker within the same cycle carries out multi-angle drying to the material of hothouse,
Make material dewatering uniform, obtain more preferable drying effect, shorten drying time, and improve drying efficiency.In addition, orifice plate is to drying
Area is split, and forms blocking hothouse, is conducive to scattered dried material, improves drying quality, and orifice plate is arranged to removable
Dynamic structure is easy to the entrance of material dolly, shortens the time of handling material, improves production efficiency.The drying that the utility model is provided
Box structure is simple, uniform drying effect is good, the short efficiency high of required time.
Compared with prior art, the utility model has further the advantage that：
(1) drying box provided by the utility model introduces the width of each hothouse of multi-way contral, shortens drying
It's the time of hothouse pasts medium flow field, effectively reduces the situation of uneven drying before and after hothouse.
(2) drying box provided by the utility model changes dried medium inflow hothouse using automatically controlled Logic Programming languages
Direction, further reduce the situation of uneven drying before and after hothouse.
(3) drying box provided by the utility model is by controlling the opening angle of air-valve, so as to control dried medium stream
Amount, is more beneficial for the drying process of more preferable control material, final to obtain the superior product of quality.
(4) dry box control method principle provided by the utility model simply, is easily realized, automaticity is higher,
Dewatering speed is fast, drying effect is good.
Brief description of the drawings
Fig. 1 is the front view of drying box provided by the utility model.
Fig. 2 is the top view of drying box provided by the utility model.
Fig. 3 is the left view of drying box provided by the utility model.
Fig. 4 is the flow schematic diagram of upper half dried medium arid cycle of drying box provided by the utility model.
Fig. 5 is the flow schematic diagram of lower half dried medium arid cycle of drying box provided by the utility model.
Label declaration in above-mentioned accompanying drawing：
1- blow zones, 2- enter air-valve, 3- air-supply passages, 4- orifice plates, 5- hothouses, 6- air returning valves, 7- return zones, 8- circulations
Blower fan, 9- media processes units.
Embodiment
To make the purpose of this utility model, technical scheme and advantage clearer, clear and definite, develop simultaneously implementation referring to the drawings
The utility model is described in further detail for example.
Embodiment 1：
As shown in Figure 1, Figure 2 and Figure 3, should the utility model discloses a kind of multichannel mixed flow drying case of variable wind direction
Drying box is mainly used in agricultural product being dried processing, mainly including drying box body, be arranged on sending in drying box body
Wind area 1, return zone 7, dry section and race way.The dried medium sequentially enters blow zones 1, dry section, return air from race way
Area 7 eventually passes back to race way, completes one and takes turns medium circulation.The blow zones 1, dry section and return zone 7 are set gradually, described to follow
Ring region is located above dry section.The dry section by the first dividing plate, second partition and the 3rd dividing plate respectively with blow zones 1, return
Wind area 7 and race way isolation.The race way is connected with blow zones 1 and return zone 7 respectively, allows dried medium in circulated air
Olderly flowage under the promotion of machine 8.
Specifically, the dry section is the region of material drying, and in the region, dried medium interval, alternately (conversion
Wind direction) material is flowed to, material is uniformly dried.The dry section is mainly including the hothouse 5 for depositing material, for dividing
Air-supply passage 3 every hothouse 5, for control air intake flow enter air-valve 2 and air returning valve 6 for controlling air-out flow.Institute
State between hothouse 5 and hothouse 5 and to be spaced by air-supply passage 3, the air-supply passage 3 is made up of at least two pieces orifice plates 4.It is described
Orifice plate 4 is provided with some exhaust vents for uniform wind speed, and dried medium enters after air-supply passage 3, enters from exhaust vent and is located at
The hothouse 5 of the both sides of air-supply passage 3, material is dried.It is described enter air-valve 2 be arranged on the first dividing plate, it is logical positioned at air-supply
The porch in road 3, dried medium can be accurately controlled into the flow of air-supply passage 3 by the size adjusted into the valve port of air-valve 2.
The air returning valve 6 is arranged on second partition, positioned at the exit of air-supply passage 3, by the big I for adjusting the valve port of air returning valve 6
Accurately to control air-supply passage 3 to discharge the flow of dried medium.As shown in Figure 4 and Figure 5, in the drying process, odd numbered sequences
The air returning valve 6 for entering air-valve 2 and even order is one group, be turned on and off simultaneously, and even order enters air-valve 2 and odd numbered sequences
Air returning valve 6 be another group, be turned on and off simultaneously, two groups of valves within same arid cycle alternately is turned on and off, by changing
Desiccation medium forms the dried medium stream of the multi-angle of different wind directions, so as to shorten the drying of material in the flow direction of hothouse 5
Time, the uniform drying of material is realized, improve the quality of dry materials, obtain preferable drying effect.
It is preferred that, the hothouse 5 is at least provided between 2, and corresponding, the air-supply passage 3 is at least provided with 2.Due to dry
The size in dry area is fixed, needed for the width of material dolly, the quantity of material are considered as during the quantity for setting hothouse 5 and is dried
The factors such as time.
As preferred scheme of the present utility model, the orifice plate 4 can also be replaced using louver structure or fin structure
Exhaust vent realizes the function of uniform wind speed.
Further, the device for being used for adjusting exhaust vent size can be provided with the orifice plate 4, the device passes through whole screenings
Gear or partial occlusion exhaust vent reach that adjustment dried medium enters the flow of hothouse 5 and the purpose of flow velocity.For example, in passage
Two pieces of orifice plates 4 of side setting, one of fixation, another piece can relatively move, and the area of exhaust vent can increase in moving process
Big or reduction, you can realize the purpose for being adjusted into the flow of hothouse 5.
As preferred scheme of the present utility model, material dolly is into hothouse 5 for convenience, and the orifice plate 4 is set to just
In the removable orifice plate 4 of the regulation width of hothouse 5.When the width of hothouse 5 is too small, can adjust the two adjacent orifice plates 4 of air-supply passage 3 it
Between distance increase the width of hothouse 5, facilitate dolly to load or unloading materials, shorten load, discharge time, improve production
Efficiency.At the same time, orifice plate 4 is split material arid region blocking in order, can effectively shorten single material
Drying time, drying efficiency is improved, obtain drying effect evenly.
Specifically, the race way mainly includes being used to drive dried medium in the circulating fan of drying box internal circulation flow
8, the circulating fan 8 is fixed on the 3rd dividing plate, and its air outlet is towards blow zones 1.
Further, the return zone 7 also includes the media processes unit 9 for being used to dehumidify with temperature control.The media processes
Unit 9 is arranged in return zone 7, is electrically connected with the controller.The moisture that dried medium is absorbed after hothouse 5 in material turns into
The gas of low temperature and high relative humidity, the media processes unit 9 is sucked through the gas that dehumidifying temperature control is processed as high temperature low humidity, complete
It is discharged to after in race way, is the dried medium that circulating fan 8 provides a new round.
Further, the drying box also includes the controller for being used to control to be opened and closed degree into air-valve 2 and air returning valve 6, institute
Controller is stated to electrically connect with entering air-valve 2 and air returning valve 6 respectively.Controller is by controlling the opening and closing degree into air-valve 2 and air returning valve 6
To control dried medium flow, so that the dried medium required for each hothouse 5 of reasonable distribution, reaches uniformly dry effect,
Be conducive to the saving of the energy simultaneously and improve the service efficiency of dried medium.It is preferred that, what the utility model was provided enters the He of air-valve 2
The opening angle of air returning valve 6 is 0 degree to 90 degree, and when opening angle is closer to 0 degree, the dried medium passed through is fewer；Opened conversely, working as
Angle is opened closer to 90 degree, the dried medium passed through is more.
As preferred scheme of the present utility model, because dried medium has many kinds, different medium is imitated to drying for material
Fruit and efficiency are all different, therefore dried medium provided by the utility model is the gaseous fluid with drying effect, it is preferred that
When the air after from air or processing, drying box can obtain ideal drying effect, and use cost and safeguard into
This is relatively low, and cost performance is higher.
It is preferred that, the structure of drying box body provided by the utility model is not limited to cuboid or square,
The other shapes in processing place, such as terrace with edge structure, column structure can be designed to be applied to.
Further, the door passed in and out for material dolly is additionally provided with the drying box body, the door is positioned close to send
In the drying box body of wind area 1 and return zone 7, load and unload after material, door, which is shut, can realize the sealing of drying box, it is to avoid dry
Dry dielectric leakage.
The invention also discloses a kind of control method of the multichannel mixed flow drying case of variable wind direction, this method is main
For controlling the opening and closing into air-valve 2 and air returning valve 6 to drive the wind vector of dried medium stream, so as to realize uniform dry
Dry purpose, this method mainly comprises the following steps：
Step S1:The distance between according to the width of material dolly, adjustment orifice plate 4, so as to adjust air-supply passage 3 and dry
The width of dry room 5；The width adjusting of hothouse 5 is in response to the factor such as the width of dolly, the quantity of material and size, the time of drying
It is adjusted, the quantity for decreasing or increasing hothouse 5 can be realized by dismounting or increase orifice plate 4, so that reasonable arrangement is produced,
Improve production efficiency.
Step S2:Start circulating fan 8, driving dried medium is in drying box internal circulation flow；Dried medium is in circulated air
Enter blow zones 1, dry section, return zone 7 under the driving of machine 8 in order successively, eventually pass back to race way.
Step S3:Using T as an arid cycle (medium circulation cycle), interim in upper half, controller driver number is
The air-valve 2 that enters of odd number is opened, and the air returning valve 6 of serial number even number is opened, and dried medium is led to from the air-valve 2 that enters of odd number into air-supply
Road 3, the dried medium of high temperature low humidity is after adjacent hothouse 5 and air-supply passage 3, from the row of air returning valve 6 of serial number even number
Go out, form the dried medium stream of a wind direction.
Step S4:Interim in the lower half in medium circulation cycle, controller driver number is opened for the air-valve 2 that enters of even number
(air-valve 2 that enters of odd numbered sequences is closed), the air returning valve 6 of serial number odd number opens (air returning valve 6 of even order is closed), makes drying
Medium enters air-supply passage 3 from the air-valve 2 that enters of even number, and the dried medium of high temperature low humidity is logical by adjacent hothouse 5 and air-supply
Behind road 3, discharged from the air returning valve 6 of odd number, form the dried medium stream of another wind direction.The dried medium stream of two different wind directions
Alternately the material in hothouse 5 is dried within the same cycle, makes material fast dewatering, uniformly dry mesh is reached
, obtain preferable drying effect.
Step S5:Media processes unit 9 starts, and dried low temperature and high relative humidity dried medium enters media processes unit 9, leads to
Crossing turns into high temperature low humidity dried medium after temperature control and dehumidification treatments, high temperature low humidity dried medium enters race way, is circulating fan 8
The dried medium of a new round is provided.
Working process and principle of the present utility model are：The utility model utilizes 6 pairs of air-valve 2 and air returning valve to enter drying
The flow in area and direction are controlled, and odd number enters air-valve 2 and the one group of wind direction of formation of even number air returning valve 6, and even number enters air-valve 2 and odd number
Air returning valve 6 forms another group of wind direction, and two groups of wind directions checker within the same cycle, the material progress to hothouse 5 is polygonal
Drying is spent, makes material dewatering uniform, more preferable drying effect is obtained, shortens drying time, and improve drying efficiency.In addition, hole
Plate 4 is split to dry section, forms blocking hothouse 5, is conducive to scattered dried material, improves drying quality, and orifice plate 4
It is arranged to the entrance that removable frame is easy to material dolly, shortens the time of handling material, improves production efficiency.The utility model
The drying box of offer is simple in construction, uniform drying effect is good, the short efficiency high of required time.
Above-described embodiment is the utility model preferably embodiment, but embodiment of the present utility model is not by above-mentioned
The limitation of embodiment, it is other it is any without departing from Spirit Essence of the present utility model with made under principle change, modify, replace
Generation, combination, simplification, should be equivalent substitute mode, are included within protection domain of the present utility model.
Claims (7)
1. the multichannel mixed flow drying case of a kind of variable wind direction, it is characterised in that including drying box body, be arranged on drying box sheet
Internal blow zones, return zone, dry section and race way；The blow zones, dry section and return zone are set gradually, the circulation
Area be located at dry section above, the dry section by the first dividing plate, second partition and the 3rd dividing plate respectively with blow zones, return zone
With race way isolation；The race way is connected with blow zones and return zone respectively；
The dry section mainly includes hothouse, air-supply passage, enters air-valve and for controlling air-out for control air intake flow
The air returning valve of flow；By air-supply passage interval between the hothouse and hothouse, the air-supply passage is by least two pieces holes
Plate is constituted, and the orifice plate is provided with some exhaust vents for uniform wind speed；It is described enter air-valve be arranged on the first dividing plate, be located at
The porch of air-supply passage；The air returning valve is arranged on second partition, positioned at the exit of air-supply passage；
The race way mainly includes being used to drive dried medium in the circulating fan of drying box internal circulation flow, the circulated air
Machine is fixed on the 3rd dividing plate, and its air outlet is towards blow zones.
2. the multichannel mixed flow drying case of variable wind direction according to claim 1, it is characterised in that the return zone is also wrapped
Include the media processes unit for dehumidifying with temperature control；The media processes unit is arranged in return zone, is electrically connected with the controller.
3. the multichannel mixed flow drying case of variable wind direction according to claim 1, it is characterised in that the drying box is also wrapped
Include for controlling the controller into air-valve and air returning valve opening and closing degree, the controller is electrically connected with entering air-valve and air returning valve respectively
Connect.
4. the multichannel mixed flow drying case of variable wind direction according to claim 1, it is characterised in that the orifice plate is set to just
In the removable orifice plate of regulation hothouse width.
5. the multichannel mixed flow drying case of variable wind direction according to claim 1, it is characterised in that dried medium is gaseous state
Fluid.
6. the multichannel mixed flow drying case of variable wind direction according to claim 1, it is characterised in that the orifice plate uses hundred
Leaf or fin structure.
7. the multichannel mixed flow drying case of variable wind direction according to claim 1, it is characterised in that described to enter air-valve and to return
The opening angle of air-valve is 0 degree to 90 degree.
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| CN206583238U true CN206583238U (en) | 2017-10-24 |
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| CN201710068992.5A Active CN106839674B (en) | 2017-01-06 | 2017-02-08 | Multi-channel mixed flow drying oven with variable wind direction and control method thereof |
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Cited By (1)
| 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 |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111664657A (en) * | 2020-06-11 | 2020-09-15 | 青岛科技大学 | Heat pump drying chamber |
| CN115900317A (en) * | 2022-12-27 | 2023-04-04 | 中冶焦耐(大连)工程技术有限公司 | Direct drying system and method for carrier gas closed cycle lignite |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103542698A (en) * | 2013-11-04 | 2014-01-29 | 广东果美乐食品有限公司 | Electric-heating single-fan air direction switching type drying box |
| CN204630273U (en) * | 2015-05-11 | 2015-09-09 | 安徽金锡机械科技有限公司 | Crop dryer is windy to convective drying device |
| CN105674720A (en) * | 2016-03-24 | 2016-06-15 | 广东省现代农业装备研究所 | Drying box provided with double circulation air ducts, and drying method |
| CN206583238U (en) * | 2017-01-06 | 2017-10-24 | 广东省现代农业装备研究所 | A kind of multichannel mixed flow drying case of variable wind direction |
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2017
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Cited By (1)
| 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 |
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| CN106839674B (en) | 2023-06-27 |
| CN106839674A (en) | 2017-06-13 |
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