Specific embodiment
The exemplary embodiment of the drying device for drying system of the present invention and using the drying system, attached drawing are below
Illustrated, and the limitation to inventive embodiments cannot be regarded as, such as each heat exchanger and its between connection relationship only illustrate
Show to property.
The drying system can be applicable in the drying devices such as dryer 100, and present embodiment is referring to horizontal drum drying
It is specifically described for machine.It please join shown in Fig. 1 to Fig. 6, in first embodiment, the drying device includes outer container 1, drying
System 2 and drying container 3, the drying container 3 are installed in the outer container 1, and drying container described in present embodiment is rolling
Cylinder, roller is interior to place dry object.The outer container 1 includes the rear side that the front side 101 for being provided with enabling and the front are oppositely arranged
102, left side 103 and right side 104 between front side, rear side, setting opens the door 1011 to open or close on front side of the outer container 1
Drying container 3, convenient for picking and placing above-mentioned dry object.
The drying system 2 includes the refrigerant system connected by connecting line 200, which refers to benefit
With compressor at low ambient temperatures draw heat and to the exothermic refrigerant system of hot environment, freeze in present embodiment
Agent system include compressor 21, condenser 22, throttling set 23, evaporator 24, heat-absorbing model 25, above-mentioned connecting line 200 and
Capillary, mechanical throttle device, electronic expansion may be selected in the refrigerant (not shown) filled in pipeline, the throttling set 23
Valve, heating power expansion valve or throttle solenoid valve etc..The drying system 2 further includes shell 26, blower 27 and accessory fan 28, institute
State compressor 21, condenser 22, throttling set 23, evaporator 24, heat-absorbing model 25, blower 27 and the auxiliary wind of drying system
Machine 28 is substantially arranged in the space 11 between 3 bottom side of drying container and outer container, the sky below effective use drying container in outer container
Between.
In present embodiment, the heat-absorbing model 25 is auxiliary evaporator, the compressor 21 of the refrigerant system, condensation
Device 22, evaporator 24, heat-absorbing model (auxiliary evaporator) 25 are set to relatively fixedly in the air duct of shell 26, sufficiently benefit
With space in shell while refrigerant can sufficiently be exchanged heat with air, promote refrigerant and air heat-exchange efficiency.The compression
The outlet of machine 21 is connected with the entrance of condenser 22 by refrigerant line, the outlet of the condenser and the entrance of evaporator 24
It is connected by refrigerant line, the outlet of the evaporator is connected with 21 entrance of compressor at least through refrigerant line, into one
Walk the auxiliary evaporator 25 be arranged in condenser 22 after, the refrigerant pipe road before compressor 21, specifically evaporator
24 are arranged in series with auxiliary evaporator 25, and the outlet of evaporator and the entrance of auxiliary evaporator are connected by refrigerant line, institute
The outlet for stating auxiliary evaporator 25 is connect with 21 entrance of compressor by refrigerant line, to form refrigerant circulation loop.
Certainly as shown in Figure 7, Figure 8 in second embodiment, the evaporator 24 can also be arranged in parallel with auxiliary evaporator 25, specifically
The ground evaporator 24, the refrigerant inlet of auxiliary evaporator 25 are connected with the refrigerant outlet of condenser by refrigerant line
It is logical, the evaporator 24, auxiliary evaporator 25 refrigerant outlet be connected with compressor refrigerant import by refrigerant line
It is logical.
The operational process of refrigerant system described in present embodiment are as follows: the refrigerant gas of low-temp low-pressure is by compressor 21
Suck and become after compressing the refrigerant gas of high temperature and pressure;It is cooling by the air of relative low temperature subsequently into condenser 22, at
For normal temperature high voltage liquid refrigerant, while air is heated up;Then refrigerant becomes low temperature after throttling set throttles
The gas-liquid two-phase state of low pressure enters evaporator 24, auxiliary evaporator 25, evaporator, auxiliary evaporator refrigerant inhaled from air
Thermal change is the gaseous refrigerant of low-temp low-pressure, while keeping air cooled;The gaseous refrigerant come out from auxiliary evaporator is again
Into high pressure gaseous is compressed into compressor, so recycle.
The drying system 2 further includes that the air flow system of heat exchange is carried out with refrigerant, the blower 27, auxiliary wind
Machine 28 is used to drive the air circulation of air flow system.The air flow system includes that the first air duct 201, second is empty
Gas channel 202, third air duct 203, first, second and third air duct can be collectively referred to as air duct, specifically institute
It states shell 26 and forms the first air duct, the second air duct and third air duct, first air duct 201 is for connecting
The rear side 31 of drying container 3 is connect, condenser 22 is arranged in first air duct 201, flows through the first air duct for heating
201 air, the air after the heating are used to input the air inlet 310 of 3 rear side of drying container;Second air duct 202
Held for connecting the air outlet 320 of the front side 32 of drying container, first air duct and the second air duct by drying
Device is connected, to form the air duct for being used for air circulation, when drying system is run, will be fed into the room of the first air duct 201
After interior air heating, the drying object in drying container 3 is dried, then from 3 rear side of drying container along the second air duct
202 to outdoor or outdoor discharge, and the auxiliary evaporator 25 is located at the second air duct 202, from the air of the second air duct
Heat absorption.The blower 27 is located at the first air duct or the second air duct, for driving air from the first air duct stream
To the second air duct, it is shell 26 on the outside of the blower that in present embodiment, the blower 27, which is located at the second air duct 202,
The volute of blower 261 of formation, specifically the blower can be after drying container air outlet, assisted evaporative in the second air duct
On air duct before device 25, which sucks air and inputs drying container 3 along the first air duct 201, by drying container 3
Air again by blower 27 send out the second air duct 202, when the air circulate along the second air duct 202, by auxiliary steaming
It is then exhausted from outdoor or outdoor after the hair heat absorption of device 25, so that air passes sequentially through the first air duct under the driving of blower 27
201, drying container 3 and the second air duct 202, in other embodiments, blower 27 is also disposed at the first air duct
201, so that air is inhaled into, is sent to drying container and the second air duct.
In above-mentioned air flow system, first air duct 201 has first for communicating with room air
Air inlet 2011, first air duct are used to connect one end of 3 rear side air inlet of drying container as first row port
2012, first air inlet is arranged in the shell that first air inlet can be set up directly in outer container or outer container;Described second
Air duct 202 is used to connect one end of 3 front side air outlet of drying container as the second air inlet 2021, second air duct
For one end to open air or outdoor discharge as second exhaust port 2022;The blower 27 is also disposed at first row port
Other positions after 2011 on air duct, can be realized air draught, air-supply.The third air duct 203 have for
Third air inlet 2031 that room air communicates, with the outdoor or outdoor third exhaust outlet 2032 being connected to.So set, described
The first row port of one air duct 201 is connected to 3 air inlet of drying container, 3 air outlet of drying container and the second air
Second air inlet in channel 202 is connected to, and the second exhaust port of second air duct 202 is connected to outdoor or outdoor, specifically
Ground auxiliary evaporator 25 is located on the air duct between second air inlet 2021, second exhaust port 2022, absorbs before exhaust
Exhaust heat.
In above-mentioned air flow system, the third air inlet 2031 and indoor environment of the third air duct 203 connect
Logical, third exhaust outlet 2032 is directly connected to outdoor or outdoor or is connected to outdoor or outdoor by the second air duct 202,
Directly air after drying can be discharged;Wind of the present embodiment after the auxiliary evaporator 25 of second air duct 202
On road, the third exhaust outlet 2032 of third air duct 203 is directly connected to the second air duct 202, and the third air is logical
Outdoor or outdoor is discharged in the second exhaust port 2022 that road 203 borrows the second air duct, is not required in addition set for third air duct
Set exhaust pipe, can simplified air line, save arrangement space;The auxiliary evaporator 25 is located at the second air as heat-absorbing model
This section of air duct after the air inlet in channel, before the exhaust outlet of third air duct, so that the third air duct is arranged
The auxiliary evaporator 25 that the lower air of temperature out will not influence air duct upstream recepts the caloric from air, promotes atmospheric heat
Utilization rate.The accessory fan 28, evaporator 24 configure the third air inlet in the third air duct 203 relatively fixedly
On air duct between mouth, third exhaust outlet, which can be realized by the accessory fan 28 from third air inlet
Air inlet, from third vent, for from indoor environment sucking air, flow through evaporator 24 be then exhausted from it is outdoor or outdoor, should
Evaporator 24 absorbs heat from the air of third air duct, and specifically accessory fan 28 is located on the air duct after evaporator 24,
It flows through evaporator 24 for being drawn the indoor air of driving and is discharged outdoor or outdoor.The drying system also sets up the use of motor 29
In driving the blower 27 and accessory fan 28 simultaneously, since a part of second, third air duct is located at ipsilateral, and part
Air duct is coaxial arrangement, convenient for arranging that same motor respectively drives blower, accessory fan;In other embodiments the blower 27 with
Accessory fan 28 is independently arranged motor driven, such as setting first motor respectively to drive blower 27, and the second motor is arranged to drive
Dynamic auxiliary blower 28 is arranged more flexible.
The operational process of the air flow system substantially two-way, wherein all the way air flow circuit on front side of the drying system into
Wind first passes through the heating of condenser 22, and the air of the high temperature low humidity after heating enters on rear side of drying container 3, with drying container
Interior dry object carries out heat exchange, and the air absorbs the moisture of dry object in drying container, becomes the air of high temperature and humidity
It is outdoor or outdoor from discharge again after being absorbed heat on rear side of from drying system by auxiliary evaporator 25;Another way air flow circuit is inhaled from rear side
Wind, the refrigerant heat exchanger of air and evaporator 24 further provide for heat, the air circulation for the refrigerant of refrigerant system
System is drying system heat supply using room air heat, to complete clothes drying process during the operation of the compressor.
Second air duct 202 is disposed to extend along the longitudinal direction close to the part of second exhaust port, is convenient for from second
The second exhaust port that air duct is located at rear side is vented outwards;Further, first air duct is close to the first air inlet
Part extends along the longitudinal direction, thus the generally parallel arrangement in the part of the first, second air duct, herein it is disposed in parallel this
Part does not include the part that the first air duct is connected with drying container, and the first air duct and drying are held in present embodiment
Device is connected, and part is bottom-up to be obliquely installed;First air inlet 2011 of first air duct and the second air duct
It is oppositely arranged before and after second exhaust port 2022, after specifically first air inlet 2011 is located at front side, second exhaust port is located at
Side, and the third air inlet of the third air duct is located at rear side, realizes rear side air inlet, specifically, dries and holds in outer container
Space below device, first air duct are arranged in the right side or left side, the third air of second air duct
Channel is arranged in the left or right side of the second air duct, second air duct be arranged in first, third air duct it
Between, so arrangement can efficiently use the space below drying container.The evaporator, auxiliary evaporator and/or condenser are optional
With micro-channel heat exchanger, small volume and heat exchange efficiency is relatively high, for the auxiliary evaporator shown in Fig. 9, the assisted evaporative
Device 25 includes substantially in horizontally disposed header 251, the flat tube 252 of both ends connection header, the evaporator and/or condensation
The flat tube of device can be arranged vertically in respective air duct, the extending direction, that is, wind direction and the evaporator of the air duct
And/or condenser is perpendicular, realizes plane where the substantially vertical flat tube for flowing through the evaporator and/or condenser of air,
The heat exchange efficiency with air is promoted when space allows.
The drying system further includes the first filter device 204, the second filter device 205, third filter device 206, and
One filter device is located in the first air duct after the first air inlet 2011, on the air duct before condenser 22, for filtering
Cleaning flows through the air on the primary air separating duct of condenser, second filter device 205 be located at the second air duct inner blower 27 it
On air duct before preceding and/or auxiliary evaporator 25, the air before auxiliary evaporator is flowed through for filter cleaning.The third
Filter device 206 be located at the third air inlet 2031 of third air duct after, on the air duct before evaporator 24, for filtering
Cleaning flows through the air of the evaporator;First filter device 204 and/or the second filter device 205 and/or third filtering
Device 206 and the shell 26 mutually assembling and disassembling cleaning, conveniently clean batting caused by filtering, the evaporation in time
From indoor air inducing, drying container 3 is discharged the air containing batting and is directly discharged to outdoor, will not for device 24 and condenser 22
Drying container is returned, when first filter device, the second filter device and third filter device are filtered using filter screen,
Under the premise of guaranteeing filter effect, the mesh number of used filter screen can suitably be reduced a bit, can reduce system wind resistance, improve wind
Amount.
Fig. 7, second embodiment shown in Fig. 8 are please referred to, the evaporator 24 in the refrigerant system and auxiliary
When evaporator 25 is arranged in parallel, the evaporator 24, auxiliary evaporator 25 are arranged in refrigerant pipe road after condenser 22, and two
Person's refrigerant inlet is connected with the refrigerant outlet of condenser by refrigerant line, and the refrigerant of the evaporator 24 goes out
Mouthful, the refrigerant outlet of auxiliary evaporator 25 is connected with compressor refrigerant import by refrigerant line;Specifically institute
It states refrigerant system and is additionally provided with current divider 207, the refrigerant inlet 2071 of the current divider and the refrigerant outlet of condenser 22
It is connected by refrigerant line, there are two refrigerant outlet 2072,2073, one of systems of the current divider for current divider tool
It there also is provided above-mentioned throttling set 23, another refrigerant of current divider between cryogen outlet 2072 and evaporator refrigerant entrance
Another throttling set 23 is also connected between outlet 2073 and the refrigerant inlet of auxiliary evaporator 25;Present embodiment
Described in evaporator 24 and auxiliary evaporator 25 be to be arranged in parallel, wherein vaporizer side and indoor environment side air exchanged heat,
The air that auxiliary evaporator is discharged with the second air duct exchanges heat, and the air themperature that evaporator 24 is contacted is room temperature
(such as 24 DEG C or so), the air themperature that the auxiliary evaporator 25 is contacted are higher than normal temperature air (such as 40 DEG C or so), phase
Accordingly evaporating pressure required for evaporator 24 is smaller, can reduce the workload of system inner compressor 21, in particular by
The throttling set 23 being arranged in inlet ductwork before control evaporator makes the evaporator 24 in lower evaporating pressure and evaporation
At a temperature of work so that evaporator absorbs opposite more heat transfer from environment, prevent the reduction of 24 heat exchange amount of evaporator, guarantee the steaming
The heat exchange amount for sending out device 24 is conducive to improve refrigerant system heat exchange efficiency;On the other hand, by sky that auxiliary evaporator is contacted
Temperature degree is higher than normal temperature air, passes through another throttling set 23 being arranged on import lateral line before control auxiliary evaporator 25
Or auxiliary evaporator where parallel branch can also be not provided with the throttling set 23, may make auxiliary evaporator evaporating pressure and
Evaporating temperature is opposite to be improved, under the premise of not influencing heat exchange amount, can the anti-total road pressure of locking system it is relatively low when supply the auxiliary steaming
Hair 25 refrigerant flow of device is too small and reduces heat exchange amount, is conducive to promote whole system heat exchange amount;Present embodiment is steamed in auxiliary
Refrigerant pipe road after hair device 25 is also arranged in series pressure-regulating valve 208, the outlet side of the pressure-regulating valve 208 and compression
The refrigerant inlet of machine 21 communicates, and the entrance side of the pressure-regulating valve 208 is connected with the outlet of auxiliary evaporator 25, the pressure
The inlet-side pressure of force regulating valve 208 is greater than the outlet lateral pressure of the pressure-regulating valve 208, after can flowing out to auxiliary evaporator
Refrigerant is depressured, and the refrigerant pressure that auxiliary evaporator flows out is turned down, and keeps the system flowed out all the way with evaporator place
Refrigerant pressure is roughly the same, then returns to compressor after converging, and can reduce energy loss, described two parallel branches be respectively provided with compared with
Good heat exchange amount, while compressor is run at relatively low pressures, can reduce power consumption.
The operational process of refrigerant system described in present embodiment are as follows: the refrigerant gas of low-temp low-pressure is by compressor 21
Suck and become after compressing the gaseous refrigerant of high temperature and pressure;It is cooling by the air of relative low temperature subsequently into condenser 22, at
For medium temperature high pressure liquid refrigerant, while air is heated up;Then refrigerant becomes low temperature after throttling set throttles
The gas-liquid two-phase state of low pressure, is divided into two-way, evaporator 24, auxiliary evaporator 25 is respectively enterd, by evaporator, auxiliary evaporator
Refrigerant absorb heat from air and become the gaseous refrigerant of low-temp low-pressure, while keeping air cooled;From evaporator and auxiliary
It after the gaseous refrigerant that evaporator comes out converges, is again introduced into compressor and is compressed into high pressure gaseous, so recycle.
It please join shown in Figure 10 to Figure 11, the refrigerant system of drying system described in third embodiment does not include above-mentioned auxiliary
Evaporator is helped, the heat-absorbing model is configured to absorb heat, from the air in the second air duct directly to increase by first air
The air themperature in channel, so that the drying system forms auxiliary heat-exchanging system, which includes heat exchange of heat pipe 4,
The heat exchange of heat pipe includes sealed tube body 40, is relatively fixed to the intracorporal liquid absorbent wick 42 of pipe, the filling intracorporal auxiliary of seal pipe
The lower refrigerant of boiling point (not shown) can be selected in refrigerant, the auxiliary refrigerant, and capillary can be used in the liquid absorbent wick 42
The formation such as beam metal mesh, metal foam, to form the capillary structure of adsorbable liquid refrigerant;The heat exchange of heat pipe 4 has
The condensation segment 402 that evaporator section 401 and evaporator section are oppositely arranged, the adiabatic section 403 between evaporator section and condensation segment, it is described
The evaporator section 401 of heat exchange of heat pipe is used as above-mentioned heat-absorbing model, absorbs heat from air positioned at the second air duct 202, heat pipe changes
The condensation segment 402 of hot device is located at the first air duct 201 directly to air heat release, can directly absorb the exhaust of the second air duct
Heat exchange efficiency can be improved in waste heat;The adiabatic section 403 is located at except the first, second air duct, and the adiabatic section 403 and sky
Gas is that heat-insulated setting is transmitted to if sealed tube body is coated with heat-barrier material with reducing above-mentioned evaporator section for the waste heat absorbed
Thermal loss during condensation segment, it is tight sealing engagement that part is matched between the heat exchange of heat pipe and the shell,
It prevents from radiating outward.
On perpendicular to up and down direction in the front-back direction or short transverse, where the evaporator section 401 of the heat exchange of heat pipe
One end is substantially equal to or lower than the 402 place other end of condensation segment, and the evaporator section 401 is attached to the auxiliary of heat absorption core 42 when being heated
Refrigerant carburation by evaporation is helped, and flows to condensation segment 402 along the gas passage of sealed tube body, gaseous refrigerant is released heat and condensed again
For liquid refrigerant, liquid refrigerant capillary structure set by the liquid absorbent wick 42 flows back to evaporator section 401, the evaporator section
401 pass through refrigerant by the heat transfer drawn from air to condensation segment 402, to the first air duct locating for condensation segment
201 are heated.
The operational process of refrigerant system described in present embodiment are as follows: the refrigerant gas of low-temp low-pressure is by compressor 21
Suck and become after compressing the refrigerant gas of high temperature and pressure;It is cooling by the air of relative low temperature subsequently into condenser 22, it should
Refrigerant temperature pressure relative reduction, becomes medium temperature high pressure liquid refrigerant, while air is heated up;Then the medium temperature is high
The gas-liquid two-phase state that compression refrigerant becomes low-temp low-pressure after the throttling of throttling set 23 enters evaporator 24, flows through evaporator
Refrigerant absorbs heat from air becomes the gaseous refrigerant of low-temp low-pressure, while keeping air cooled;It is come out from evaporator 24
Low-temp low-pressure gaseous refrigerant is again introduced into compressor 21 and is compressed into high pressure gaseous, so recycles.In addition, heat pipe changes
The auxiliary refrigerant that hot device is formed by auxiliary heat-exchanging system is converted between gas phase, liquid phase, to realize the second air duct
The heat exchange of air in interior air and the first air duct.
It please join shown in Figure 12 to Figure 13, the operational process substantially low temperature of refrigerant system described in the 4th embodiment is low
The gaseous refrigerant of pressure is sucked by compressor 21 and becomes the gaseous refrigerant of high temperature and pressure after compressing;Subsequently into condenser 22
Medium temperature high pressure liquid refrigerant is cooled to by the air of relative low temperature, while air is heated up;Then refrigerant is through celebrating a festival
Stream device 23 becomes low-temp low-pressure gas-liquid two-phase state after throttling enters evaporator 24, flows through the refrigerant of evaporator from air
Heat absorption becomes the gaseous refrigerant of low-temp low-pressure, while keeping air cooled;The low-temp low-pressure gaseous state system come out from evaporator 24
Cryogen is again introduced into compressor 21 and is compressed into high temperature and high pressure gaseous refrigerant, so recycles.
On the other hand, the air flow system of the drying system is empty relative to above embodiment difference, described first
Gas channel 201 ' is to intersect close to the part of its second exhaust port with the second air duct 202 ' close to the part of the first air inlet
Setting, the air of first air duct and the air of the second air duct are handed over by the heat that heat-absorbing model 25 ' carries out air
It changes, using the exhaust heat of the second air duct, achievees the purpose that the first air duct heats up as early as possible, and temperature control
Height prevents higher into the air themperature of drying container and damages dry object.In present embodiment, first air duct
201 ' the first air inlet 2011 ' is located at outer container left or right side, the second exhaust port 2022 ' of second air duct 202 '
On rear side of outer container, and the third air inlet of the third air duct is located at front side, so as to not change the second air duct
Exhaust trend, is transversely arranged on spatial position rearward for the first air duct, and make first row port 2012 ' and drying container
Air inlet connection, third air duct is then arranged in by front position, by third exhaust outlet 2032 ' to outdoor or outdoor progress
Third exhaust outlet, can also be as being communicated within the second exhaust port of the second air duct position nearby by exhaust in above embodiment
It sets, is discharged with borrowing the second air duct, each air channels reasonable Arrangement is saved in the confined space of drying container bottom
Space;Since the partial intersection of first, second air duct is arranged, blower 27 and accessory fan 28 are arranged in left and right
Two sides, respective motor can be separately provided to provide electric power in blower, accessory fan at this time, and varies without the cloth of air duct
It sets, arrange two motors using remaining space.
Accordingly, by setting cross flow heat exchanger as heat-absorbing model 25 ', which includes drying system
Mutually isolated the first heat exchanger channels 251 ' and the second heat exchanger channels 252 ', first heat exchanger channels intersect with the second heat exchanger channels
The air stacked in setting and the two carries out heat exchange, and the first heat exchanger channels 251 ' are connected with the first air duct 201 ', the
Two heat exchanger channels 252 ' are connected with the second air duct 202 ', and first heat exchanger channels are configured to inhale from the second heat exchanger channels
Heat, so that the cross flow heat exchanger forms above-mentioned heat-absorbing model, which is located at the first, second air duct phase
At friendship, i.e., cross flow heat exchanger is simutaneously arranged as heat-absorbing model in the first, second air duct, the cross flow heat exchanger
First, second heat exchanger channels conduct heat not mass transfer between the two, and specifically, the first heat exchanger channels 251 ' of cross flow heat exchanger pass through
Second heat exchanger channels 252 ' absorb heat from the air of the second air duct 202 ', and first heat exchanger channels 251 ' and the first air are logical
Road communicates, and to realize that the air to first air duct heats, the cross flow heat exchanger further includes undaform fin 253 ',
The fin is located at the first heat exchanger channels 251 ' and/or the second heat exchanger channels 252 ', and shutter can also be used in other embodiments
Type fin, tubular structure etc. replace above-mentioned undaform fin, can increase the heat-transfer surface of the first, second heat exchanger channels and air
Product improves heat exchange efficiency.
By embodiment of above, the drying system is fully absorbed by condenser 22 with heat-absorbing model 25,401,25 '
Atmospheric heat is to promote heat exchange efficiency, and the air themperature of drying is can be controlled in OK range, is hardly damaged dry object,
It can be more suitable for drying the fragile goods more demanding to drying temperature;Specifically in drying operation, the absorbable drying of heat-absorbing model
The exhaust heat of container improves so that heating rate is opposite, shortens drying time, and energy consumption is lower, reduces energy waste.Into one
Step in embodiment of above, the compressor 21 may be arranged at the first air duct the first air inlet 2011,2011 ' it
Afterwards, it on the primary air separating duct of the condenser 22, to be preheated using generation heat in compressor operational process to air, reduces
Thermal loss, prevented also from overheat of compressor;Further, on the air duct after the condenser in first air duct,
The also settable electric heating module 30 of drying system, heats the air that will enter drying container again, prevents drying temperature
It spends low and causes drying time too long, reduce energy waste;In the atmosphere temperature rising stage of drying course, electric heating module and system
Refrigerant cycle system can open operation simultaneously, can promote heating speed;If air themperature reaches the drying stabilization sub stage, at this time not
It needs to continue to improve air themperature, avoids dried object impaired, it can be according to the inlet air temperature for the drying container that sensor measures
Or leaving air temp, exhaust outlet of compressor pressure and other parameters, judge whether to need to close or turn down electric heating module by controller
Power, air themperature controllability is good.
It should be understood that above embodiments are merely to illustrate the present invention and not limit technical side described in the invention
Case, such as "front", "rear", "left", "right", "upper", "lower" isotropy are defined, although this specification is referring to above-mentioned reality
Applying example, the present invention has been described in detail, still, those skilled in the art should understand that, technical field
Technical staff still the present invention can be combined with each other, be modified or equivalent replacement, and all do not depart from it is of the invention
The technical solution and its improvement of spirit and scope, should all cover in scope of the presently claimed invention.