CN105546966B - Dry fruit continuous type heat pump drying system - Google Patents
Dry fruit continuous type heat pump drying system Download PDFInfo
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- CN105546966B CN105546966B CN201511021582.2A CN201511021582A CN105546966B CN 105546966 B CN105546966 B CN 105546966B CN 201511021582 A CN201511021582 A CN 201511021582A CN 105546966 B CN105546966 B CN 105546966B
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- drying
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- heat pump
- air
- dry fruit
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- 238000001035 drying Methods 0.000 title claims abstract description 194
- 235000013399 edible fruits Nutrition 0.000 title claims abstract description 49
- 239000000463 material Substances 0.000 claims abstract description 58
- 238000007599 discharging Methods 0.000 claims abstract description 30
- 238000010438 heat treatment Methods 0.000 claims abstract description 17
- 230000005540 biological transmission Effects 0.000 claims description 15
- 230000008901 benefit Effects 0.000 claims description 10
- 230000007246 mechanism Effects 0.000 claims description 7
- 230000008859 change Effects 0.000 claims description 4
- 239000013589 supplement Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 13
- 239000002699 waste material Substances 0.000 abstract description 4
- 235000011869 dried fruits Nutrition 0.000 abstract 1
- 230000001502 supplementing effect Effects 0.000 abstract 1
- 238000001816 cooling Methods 0.000 description 8
- 239000000446 fuel Substances 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 238000007791 dehumidification Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000003912 environmental pollution Methods 0.000 description 2
- 230000000750 progressive effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- 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
- F26B21/001—Drying-air generating units, e.g. movable, independent of drying enclosure
-
- 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
-
- 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
-
- 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
-
- 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
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/80—Food processing, e.g. use of renewable energies or variable speed drives in handling, conveying or stacking
- Y02P60/85—Food storage or conservation, e.g. cooling or drying
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Food Science & Technology (AREA)
- Polymers & Plastics (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The invention relates to the technical field of drying equipment, in particular to a dry fruit continuous type heat pump drying system which comprises a feeding device, a drying device, a discharging device and a heating device, wherein the drying device comprises a drying tower and an air chamber which surrounds the outer side of the drying tower and is communicated with the drying tower, the feeding device is connected with the top of the drying tower so as to convey materials into the drying tower, the discharging device is connected with the bottom of the drying tower, the air chamber comprises a preheating air chamber, a drying air chamber and a cold air chamber which are sequentially arranged along the moving direction of the materials, the heating device comprises a heat pump, a tower inlet hot air pipeline and an air supplementing pipeline, one end of the tower inlet hot air pipeline is connected with the drying air chamber, the other end of the tower inlet hot air pipeline is connected with the heat pump so as to continuously provide hot air required by drying for the drying device, one end of. The heat pump drying temperature has the characteristics of controllability and low-speed low-temperature drying, the drying effect of dried fruit materials is ensured, the drying efficiency is greatly improved, and the resource waste is avoided.
Description
Technical field
The present invention relates to drying plant technical field, more particularly to a kind of dry fruit continous way heat pump drying system.
Background technology
Dry fruit drying is the necessary links of dry fruit storage, and dry fruit drying for a long time is mainly fired by natural drying and fuel
Burn drying unit to be dried, both drying modes are primarily present problems with：
(1) natural drying drying is influenceed by weather, easily causes dry fruit and dries not exclusively and go bad, drying efficiency is low,
Time-consuming and waste of manpower.
(2) it is big to be primarily present environmental pollution for fuel drying system, and temperature control is inconvenient, and high temperature easily causes burn, dry fruit
Dries quantity reduces.
Therefore it is necessary to manufacture and design the dry fruit continous way heat pump drying system suitable for dry fruit high efficiency drying and environmental protection and energy saving
System.
The content of the invention
(1) technical problems to be solved
The technical problems to be solved of the present invention are that existing drying technology is easily affected by the external environment, the drying effect of dry fruit
Rate is low, and equipment drying causes environmental pollution serious, can not realize that energy-conserving and environment-protective work, and temperature control inconvenience makes the drying of dry fruit
The problem of quality is difficult to be guaranteed.
(2) technical scheme
In order to solve the above-mentioned technical problem, the invention provides a kind of dry fruit continous way heat pump drying system, including charging
Device, drying unit, discharge device and heating plant, the drying unit include drying tower and surrounded on the outside of the drying tower simultaneously
The air compartment connected with the drying tower, the feed arrangement are connected with the top of the drying tower, with defeated into the drying tower
Material is sent, the discharge device is connected with the bottom of the drying tower, and the air compartment includes setting gradually along material moving direction
Pre- hot air chamber, drying air compartment and cold air chamber, the heating plant includes heat pump, enters tower hot-blast pipe line and secondary air channel road, described
Enter tower hot-blast pipe line one end to be connected with the drying air compartment, the other end is connected with the heat pump, with continuous to the drying unit
The hot blast of baking needed is provided, secondary air channel road one end is connected with the cold air chamber, and the other end is connected with the heat pump, with to
The heat pump supplements air quantity.
Wherein, the heating plant also includes tower wet wind pipeline, it is described go out tower wet wind pipeline one end and the drying wind
Room connects, and tower hot-blast pipe line and the top of the drying air compartment junction, the other end and the heat are entered in junction described in
Pump connects, and will send the heat pump back to by drying the wet wind formed.
Wherein, the cold air chamber includes epimere benefit air compartment and hypomere cold air chamber, and the epimere mends air compartment and is provided with cold wind mouth,
And the secondary air channel road and the epimere are mended air compartment and be connecteds, the pre- hot air chamber, the drying air compartment, epimere benefit air compartment and
The hypomere cold air chamber passes sequentially through air door interval, is connected on the inside of the air door with the drying tower outer wall, on the outside of the air door
It is connected with the air compartment inwall.
Wherein, it is described enter tower hot-blast pipe line be provided with air-heater；It is described go out tower wet wind pipeline be provided with deduster；It is described cold
Air port is connected by cold wind pipeline with air-cooler, to provide the normal temperature wind for making material cool to the drying tower.
Wherein, the lateral surface of the drying tower is provided with the Openworks shape horn shape box being uniformly interspersed, with the air compartment
The circulation of wind dry with exchanging.
Wherein, the discharge device includes discharging cone bucket, the feeding transmission being connected with the bottom discharge mouth of the drying tower
Mechanism and discharge gate, multiple discharging cone buckets are arranged side by side, and the feeding drive mechanism includes corresponding each reclaiming cone
The scraper plate and chain gear transmission component of bucket, the scraper plate is arranged at the lower section of the discharging cone bucket, and the side of the scraper plate is close
The wallboard side of the discharging cone bucket forms discharging gap, and the chain gear transmission component is connected with the scraper plate, with described in driving
Scraper plate rotates, and the discharge gate is arranged at the lower section of the scraper plate, material is fallen into the discharge to be rotated by the scraper plate
In mouthful.
Wherein, the discharge gate includes leading screw, discharging fixed plate and slide plate, the leading screw and the slide plate by nut and
Mode connects for screw, the side of the slide plate is close to the discharging fixed plate, and the leading screw is connected with the discharging fixed plate, and one end
It is connected by locking nut with rotation hand wheel, the other end is provided with leading screw support member.
Wherein, the chain gear transmission component includes discharge feeding sprocket wheel, drive sprocket and motor, described scraper plate one end
Sprocket wheel is fed by locking support part with the discharge to be connected, the other end is connected by bearing and drying tower support, described
Drive sprocket is connected with discharge feeding sprocket wheel by chain, and the motor is connected with the drive sprocket, with driving
The drive sprocket rotates.
Wherein, the chain gear transmission component also includes tightener sprocket and sprocket wheel sliding bar, and the tightener sprocket is arranged at institute
State on the inside of chain, and below discharge feeding sprocket wheel, the tightener sprocket is by sprocket wheel support bar in the chain skidding
Slided in lever, to change the adjustment that the position of the tightener sprocket carries out tensile force, the sprocket wheel support bar and the sprocket wheel
Sliding bar is connected by clamping screw.
Wherein, the feed arrangement includes elevator and enters tower conveying pipeline, it is described enter tower conveying pipeline one end and the lifting
Machine is connected, and the other end is connected with the top of the drying tower.
(3) beneficial effect
The above-mentioned technical proposal of the present invention has the following advantages that：The dry fruit continous way heat pump drying system of the present invention passes through confession
The heat pump of thermal, the common cooperation realization for entering tower hot-blast pipe line and secondary air channel road are done to drying unit continuously heat supply
Fruit material enters drying tower, and the flowing wind field formed under heating plant and air compartment effect in drying tower by feed arrangement
To be dried under effect, drying tower also forms preheating section, drying section and cooling section accordingly under the connection effect of outer crosswind room,
Material enters drying section after preheating section and carries out progressive drying, and drying rate relies on the slow fortune of material gravity and discharge system
Row is controlled, and whole drying course can carry out timely adjustment according to the moisture and quality of material drying, and material is by drying
After section drying, cooled down into cold wind section, generally use normal temperature wind carries out being cooled to normal temperature, so as to reach the skill of material drying
Art requirement, is finally discharged via discharge device.Compared with traditional fuel is dried, heat pump drying temperature possesses controllability and low at a slow speed
The characteristics of temperature drying, so as to ensure that the high-quality drying effect of dry fruit material, and production process energy-conserving and environment-protective, meanwhile, flowing
The formation of wind field also greatly improves the drying efficiency of dry fruit material with continuously heat supply mode, uses manpower and material resources sparingly, keeps away
The wasting of resources is exempted from.
Except it is described above present invention solves the technical problem that, form technical scheme technical characteristic and have this
Outside advantage caused by the technical characteristic of a little technical schemes, what other technical characteristics of the invention and these technical characteristics were brought
Advantage, it will be further illustrated with reference to accompanying drawing.
Brief description of the drawings
Fig. 1 is the structural representation of dry fruit continous way heat pump drying system of the embodiment of the present invention；
Fig. 2 is the structural representation of dry fruit continous way heat pump drying system of the embodiment of the present invention；
Fig. 3 is the structural representation of the discharge device of dry fruit continous way heat pump drying system of the embodiment of the present invention；
Fig. 4 is the top view of local A in Fig. 3；
Fig. 5 is the structural representation of the discharge gate of dry fruit continous way heat pump drying system of the embodiment of the present invention.
In figure：1：Feed arrangement；2：Drying unit；3：Discharge device；4：Heating plant；11：Elevator；12：It is defeated to enter tower
Expects pipe；21：Drying tower；22：Pre- hot air chamber；23：Dry air compartment；24：Epimere mends air compartment；25：Hypomere cold air chamber；26：Air door；
31：Discharge cone bucket；32：Feeding drive mechanism；33：Discharge gate；34：Discharge gap；41：Heat pump；42：Enter tower hot-blast pipe line；43：
Secondary air channel road；44：Go out tower wet wind pipeline；45：Cold wind pipeline；211：Horn shape box；241：Cold wind mouth；321：Scraper plate；322：Discharge
Feed sprocket wheel；323：Drive sprocket；324：Motor；325：Tightener sprocket；326：Chain；327：Locking support part；328：
Sprocket wheel sliding bar；329：Sprocket wheel support bar；320：Clamping screw；331：Leading screw；332：Discharge fixed plate；333：Slide plate；334：
Nut；335：Screw；336：Locking nut；337：Rotation hand wheel；338：Leading screw support member；421：Air-heater；441：Deduster；
451：Air-cooler.
Embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
The part of the embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, ordinary skill people
The every other embodiment that member is obtained on the premise of creative work is not made, belongs to the scope of protection of the invention.
In the description of the invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；Can
To be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary, Ke Yishi
The connection of two element internals.For the ordinary skill in the art, with concrete condition above-mentioned term can be understood at this
Concrete meaning in invention.
In addition, in the description of the invention, unless otherwise indicated, " multiple ", " more ", " multigroup " be meant that two or
Two or more, " several ", " some ", " some groups " are meant that one or more.
As depicted in figs. 1 and 2, dry fruit continous way heat pump drying system provided in an embodiment of the present invention, including feed arrangement
1st, drying unit 2, discharge device 3 and heating plant 4, drying unit 2 include drying tower 21 and surround on the outside of drying tower 21 and with
The air compartment that drying tower 21 connects, feed arrangement 1 is connected with the top of drying tower 21, to convey material, discharge into drying tower 21
Device 3 is connected with the bottom of drying tower 21, and air compartment includes pre- hot air chamber 22, the drying air compartment set gradually along material moving direction
23 and cold air chamber, heating plant 4 includes heat pump 41, enters tower hot-blast pipe line 42 and secondary air channel road 43, enters the one end of tower hot-blast pipe line 42
It is connected with drying air compartment 23, enters the other end of tower hot-blast pipe line 42 and be connected with heat pump 41, continuously provides drying institute to drying unit 2
The hot blast needed, the one end of secondary air channel road 43 are connected with cold air chamber, and the other end of secondary air channel road 43 is connected with heat pump 41, to be mended to heat pump 41
Fill air quantity.
The dry fruit continous way heat pump drying system of the present invention by the heat pump of heating plant, enter tower hot-blast pipe line and secondary air channel
The common cooperation on road realized to drying unit continuously heat supply, and dry fruit material enters drying tower by feed arrangement, and
Dried under the flowing Wind that heating plant is formed under being acted on air compartment in drying tower, drying tower is in outer crosswind room
Also preheating section, drying section and cooling section are formed under connection effect accordingly, material enters drying section after preheating section to be carried out gradually
Enter drying, drying rate is controlled by the slow operation of material gravity and discharge system, and whole drying course can basis
The moisture and quality of material drying carry out timely adjustment, and material is cooled down, generally after drying section is dried into cold wind section
Carry out being cooled to normal temperature using normal temperature wind, so as to reach the technical requirements of material drying, finally discharged via discharge device.With biography
System fuel drying is compared, and heat pump drying temperature possesses the characteristics of controllability and at a slow speed low temperature drying, so as to ensure that dry fruit material
High-quality drying effect, and production process energy-conserving and environment-protective, meanwhile, flow the formation of wind field and continuously heat supply mode
The drying efficiency of dry fruit material is greatly improved, is used manpower and material resources sparingly, avoids the wasting of resources.
Specifically, heating plant 4 also includes tower wet wind pipeline 44, go out the one end of tower wet wind pipeline 44 and connect with drying air compartment 23
Connect, and junction is located at the top into tower hot-blast pipe line 42 and drying air compartment 23 junction, go out the other end of tower wet wind pipeline 44 with
Heat pump 41 connects, and will send heat pump 41 back to by drying the wet wind formed.Drying hot blast enters drying by entering tower hot-blast pipe line
To the drying section of drying tower behind room, with the continuous rising of hot gas, temperature is gradually reduced, hot blast contacted with dry fruit material take away it is dry
After moisture in fruit, the cold wet wind with aqueous vapor is formed, cold wet wind reenters in heat pump by going out tower wet wind pipeline carry out again
Dehumidifying, circulating for drying wind is sequentially formed, makes drying wind utilization more abundant, avoids the unnecessary wasting of resources,
Further increase drying effect.
Wherein, cold air chamber includes epimere benefit air compartment 24 and hypomere cold air chamber 25, and epimere mends air compartment 24 and is provided with cold wind mouth
241, and secondary air channel road 43 is mended air compartment 24 with epimere and is connected, pre- hot air chamber 22, drying air compartment 23, epimere mends air compartment 24 and hypomere is cold
Air compartment 25 passes sequentially through air door 26 and is spaced, and the inner side of air door 26 is connected with the outer wall of drying tower 21, and the outside of air door 26 connects with air compartment inwall
Connect.The problem of in order to make up the wind loss of whole drying system, efficient heat energy utilization is taken into account, using cooling back for material drying
Wind carries out the benefit wind of heat pump.The setting that epimere mends air compartment makes extraneous normal temperature wind enter by cold wind mouth in the cooling section of drying tower,
Secondary air channel road is connected simultaneously, the dry fruit material after drying can both cooled down in cooling section, can be that heat pump carries out air quantity again
Supplement after loss.
Further, enter tower hot-blast pipe line 42 and be provided with air-heater 421；Go out tower wet wind pipeline 44 and be provided with deduster 441；
Cold wind mouth 241 is connected by cold wind pipeline 45 with air-cooler 451, to provide the normal temperature wind for making material cool to drying tower 21.Dry
Hot dry wind is provided by heat-pump dehumidification, and hot blast enters drying tower hot air chamber, hot blast material drying in drying tower by air-heater
The hydrofuge wind with dry fruit waste residue is formed afterwards, and hydrofuge wind is introduced into deduster removing waste residue, Ran Houzai by going out tower wet wind pipeline
Into heat-pump dehumidification, the hydrofuge wind after dedusting is dehumidified into heat pump, so as to formed hot blast-drying-wet wind-dedusting-
The circulated air process of dehumidifying-hot blast, the low-energy-consumption high-efficiency of material drying is reached, without the free of contamination effect of discharge.By cold
Blower fan extracts extraneous normal temperature wind and enters cold air duct, is entered by cold wind mouth in cold air chamber, to the crucible in drying tower cooling section
Material cools down.
Wherein, as shown in Fig. 2 the lateral surface of drying tower 21 is provided with the Openworks shape horn shape box 211 being uniformly interspersed, with
Dry the circulation of wind with exchanging with air compartment.Horn shape box is responsible for the movement-oriented and distribution of wind field in drying tower, and drying
Drying wind circulation between tower and air compartment, while optimizing drying unit structure, the thermal energy exchange of dry fruit material is also promoted,
Dry fruit material is heated evenly in each stage of drying course, ensure dries quantity, improve drying efficiency.
Specifically, as shown in Figure 3 and Figure 4, discharge device 3 includes the reclaiming cone being connected with the bottom discharge mouth of drying tower 21
Bucket 31, feeding drive mechanism 32 and discharge gate 33, multiple discharging cone buckets 31 are arranged side by side, and feeding drive mechanism 32 includes corresponding every
The scraper plate 321 and chain gear transmission component of individual discharging cone bucket 31, scraper plate 321 are arranged at the lower section of discharging cone bucket 31, and scraper plate 321
Side forms discharging gap 34 close to the wallboard side of discharging cone bucket 31, and chain gear transmission component is connected with scraper plate 321, is scraped with driving
Plate 321 rotates, and discharge gate 33 is arranged at the lower section of scraper plate 321, material is fallen into discharge gate 33 to be rotated by scraper plate 321.
Gap between discharging cone bucket and scraper plate, which has to adjust, adapts to the design feature that different size material is discharged, and dry fruit material dries
Dry and cold but to enter reclaiming cone bucket afterwards, discharging cone bucket is provided with the supporting plate for the reclaiming cone headwall plate that is connected, and scraper plate passes in sprocket wheel
Rotated under the drive of dynamic component, material is brought into drop down onto in discharge gate and discharged, is consequently formed adaptability of the discharge device to material
Discharge.
Wherein, as shown in figure 5, discharge gate 33 includes leading screw 331, discharging fixed plate 332 and slide plate 333, leading screw 331 is with sliding
Plate 333 is connected by nut 334 and screw 335, and the side of slide plate 333 is solid with discharging close to discharging fixed plate 332, leading screw 331
Fixed board 332 is connected, and the one end of leading screw 331 is connected by locking nut 336 with rotation hand wheel 337, and the other end of leading screw 331 is provided with silk
Thick stick support member 338.Rotating rotation hand wheel can make leading screw drive nut rotary motion, and the slide plate fastened by nut, which also follows, to be turned
Dynamic, the folding size between this side and discharging fixed plate to slide plate is adjusted, and realizes the control of withdrawal rate and whole
The flexible connection of discharge gate.
Wherein, as shown in Figure 3 and Figure 4, chain gear transmission component includes discharge feeding sprocket wheel 322, drive sprocket 323 and driving
Motor 324, the one end of scraper plate 321 feed sprocket wheel 322 with discharge by locking support part 327 and are connected, and the other end of scraper plate 321 passes through axle
Hold to support with drying tower 21 and connect, drive sprocket 323 is connected with discharge feeding sprocket wheel 322 by chain 326, motor 324
It is connected with drive sprocket 323, to drive drive sprocket 323 to rotate.Motor control drive sprocket rotates, and is passed for whole sprocket wheel
Dynamic component provides driving force, and discharge feeding sprocket wheel drives scraper plate to carry out rotation discharge, it is possible to achieve the regulation of the material velocity of discharge,
And then the reasonability control of material baking speed can be realized, be advantageous to strengthen whole drying system for dry fruit drying materials mistake
The controllability of journey.
Wherein, chain gear transmission component also includes tightener sprocket 325 and sprocket wheel sliding bar 328, and tightener sprocket 325 is arranged at chain
The inner side of bar 326, and tightener sprocket 325 is located at the lower section of discharge feeding sprocket wheel 322, tightener sprocket 325 is existed by sprocket wheel support bar 329
Slided on sprocket wheel sliding bar 326, to change the adjustment that the position of tightener sprocket 325 carries out tensile force, sprocket wheel support bar 329 and chain
Skidding lever 326 is connected by clamping screw 320.Sprocket wheel support bar one end is fixedly connected with tightener sprocket, and the other end is in sprocket wheel
Move on sliding bar, and be anchored on by clamping screw on sprocket wheel sliding bar, thus can change the position of tightener sprocket, adjust
The tensile force of whole chain, chain gear transmission component is reached best transmission effect, ensure the continuity and fluency of scraper plate rotation.
In addition, as shown in figure 1, feed arrangement 1 includes elevator 11 and entering tower conveying pipeline 12, enter the one end of tower conveying pipeline 12 with
Elevator 11 connects, and enters his other end of conveying pipeline 12 and is connected with the top of drying tower 21.Dry fruit material delivers to baking by elevator
Dry top of tower, then entered by entering tower conveying pipeline inside drying tower, preheating section is first passed through, by drying section, is finally entered cold
But section and exclude, thus terminate whole drying course.
In summary, dry fruit continous way heat pump drying system of the invention by the heat pump of heating plant, enter tower warm-air pipe
The common cooperation on road and secondary air channel road realizes that to drying unit continuously heat supply dry fruit material is entered by feed arrangement to be dried
Dry tower, and dried under the flowing Wind formed under heating plant acts on air compartment in drying tower, drying tower exists
Also preheating section, drying section and cooling section are formed under the connection effect of outside air compartment accordingly, material enters after preheating section to be dried
Dry section carries out progressive drying, and drying rate is controlled by the slow operation of material gravity and discharge system, entirely dried
Journey can carry out timely adjustment according to the moisture and quality of material drying, and material enters after drying section is dried into cold wind section
Row cooling, generally use normal temperature wind are carried out being cooled to normal temperature, so as to reach the technical requirements of material drying, finally filled via discharge
Put discharge.Compared with traditional fuel is dried, heat pump drying temperature possesses the characteristics of controllability and at a slow speed low temperature drying, so as to ensure
The high-quality drying effect of dry fruit material, and production process energy-conserving and environment-protective, meanwhile, flow the formation of wind field with continuously
Heat supply mode also greatly improves the drying efficiency of dry fruit material, uses manpower and material resources sparingly, and avoids the wasting of resources.
Finally it should be noted that：The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
The present invention is described in detail with reference to the foregoing embodiments, it will be understood by those within the art that：It still may be used
To be modified to the technical scheme described in foregoing embodiments, or equivalent substitution is carried out to which part technical characteristic；
And these modification or replace, do not make appropriate technical solution essence depart from various embodiments of the present invention technical scheme spirit and
Scope.
Claims (9)
- A kind of 1. dry fruit continous way heat pump drying system, it is characterised in that：Including feed arrangement, drying unit, discharge device and Heating plant, the drying unit include drying tower and surround the air compartment connected on the outside of the drying tower and with the drying tower, The feed arrangement is connected with the top of the drying tower, to convey material, the discharge device and institute into the drying tower The bottom connection of drying tower is stated, the air compartment includes pre- hot air chamber, the drying air compartment and cold set gradually along material moving direction Air compartment, the heating plant include heat pump, enter tower hot-blast pipe line and secondary air channel road, it is described enter tower hot-blast pipe line one end and the baking Dry-air blast room is connected, and the other end is connected with the heat pump, continuously to provide the hot blast of baking needed, the benefit to the drying unit Air pipe line one end is connected with the cold air chamber, and the other end is connected with the heat pump, to supplement air quantity to the heat pump；The discharge Device includes discharging cone bucket, feeding drive mechanism and the discharge gate being connected with the bottom discharge mouth of the drying tower, multiple described Discharging cone bucket is arranged side by side, and the feeding drive mechanism includes the scraper plate and chain gear transmission group of corresponding each discharging cone bucket Part, the scraper plate is arranged at the lower section of the discharging cone bucket, and the side of the scraper plate is close to the wallboard side of the discharging cone bucket Side forms discharging gap, and the chain gear transmission component is connected with the scraper plate, and to drive the scraper plate to rotate, the discharge gate is set The lower section of the scraper plate is placed in, material is fallen into the discharge gate to be rotated by the scraper plate.
- 2. dry fruit continous way heat pump drying system according to claim 1, it is characterised in that：The heating plant also includes Go out tower wet wind pipeline, it is described go out tower wet wind pipeline one end be connected with the drying air compartment, and junction be located at described in enter tower hot blast Pipeline and the top of the drying air compartment junction, the other end are connected with the heat pump, will be sent by drying the wet wind formed Return the heat pump.
- 3. dry fruit continous way heat pump drying system according to claim 2, it is characterised in that：The cold air chamber includes epimere Air compartment and hypomere cold air chamber are mended, the epimere mends air compartment and is provided with cold wind mouth, and air compartment is mended in the secondary air channel road with the epimere Connection, the pre- hot air chamber, the drying air compartment, epimere benefit air compartment and the hypomere cold air chamber are passed sequentially through between air door Every the air door inner side is connected with the drying tower outer wall, is connected on the outside of the air door with the air compartment inwall.
- 4. dry fruit continous way heat pump drying system according to claim 3, it is characterised in that：It is described enter tower hot-blast pipe line on Provided with air-heater；It is described go out tower wet wind pipeline be provided with deduster；The cold wind mouth is connected by cold wind pipeline with air-cooler, with The normal temperature wind for making material cool is provided to the drying tower.
- 5. dry fruit continous way heat pump drying system according to claim 4, it is characterised in that：The lateral surface of the drying tower The Openworks shape horn shape box being uniformly interspersed is provided with, with the air compartment dry the circulation of wind with exchanging.
- 6. dry fruit continous way heat pump drying system according to claim 5, it is characterised in that：The discharge gate includes silk Thick stick, discharging fixed plate and slide plate, the leading screw is with the slide plate by nut and mode connects for screw, and the side of the slide plate is close to institute Discharging fixed plate is stated, the leading screw is connected with the discharging fixed plate, and one end is connected by locking nut with rotation hand wheel, separately One end is provided with leading screw support member.
- 7. dry fruit continous way heat pump drying system according to claim 6, it is characterised in that：The chain gear transmission component bag Include discharge feeding sprocket wheel, drive sprocket and motor, described scraper plate one end and chain is fed by locking support part and the discharge Wheel connection, the other end are connected by bearing and drying tower support, and the drive sprocket passes through with discharge feeding sprocket wheel Chain is connected, and the motor is connected with the drive sprocket, to drive the drive sprocket to rotate.
- 8. dry fruit continous way heat pump drying system according to claim 7, it is characterised in that：The chain gear transmission component is also Including tightener sprocket and sprocket wheel sliding bar, the tightener sprocket is arranged on the inside of the chain, and positioned at discharge feeding chain Wheel lower section, the tightener sprocket is slided by sprocket wheel support bar on the sprocket wheel sliding bar, to change the tightener sprocket Position carries out the adjustment of tensile force, and the sprocket wheel support bar is connected with the sprocket wheel sliding bar by clamping screw.
- 9. dry fruit continous way heat pump drying system according to claim 8, it is characterised in that：The feed arrangement includes carrying The machine of liter and enter tower conveying pipeline, it is described enter tower conveying pipeline one end be connected with the elevator, the top of the other end and the drying tower Connection.
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| CN201511021582.2A CN105546966B (en) | 2015-12-31 | 2015-12-31 | Dry fruit continuous type heat pump drying system |
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| CN105546966B true CN105546966B (en) | 2018-03-23 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106259883A (en) * | 2016-07-28 | 2017-01-04 | 合肥三伍机械有限公司 | A kind of drying machine interchangeable heat source attachment |
| CN107997202A (en) * | 2017-12-12 | 2018-05-08 | 大连葆光节能空调设备厂 | Four sections of thermal cycle kelp drying units |
| CN110613152B (en) * | 2019-09-09 | 2023-12-15 | 农业农村部南京农业机械化研究所 | Low-temperature mixed-flow circulation peanut dryer and drying method thereof |
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