CN205383816U - Drying and dehumidification machine - Google Patents
Drying and dehumidification machine Download PDFInfo
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- CN205383816U CN205383816U CN201620129831.3U CN201620129831U CN205383816U CN 205383816 U CN205383816 U CN 205383816U CN 201620129831 U CN201620129831 U CN 201620129831U CN 205383816 U CN205383816 U CN 205383816U
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Abstract
The utility model provides a drying and dehumidification machine, including the compressor, indoor condenser, indoor evaporimeter, first choke valve, outdoor heat exchanger and control system, above -mentioned subassembly form intensification dehumidification circulation pipeline and low temperature dehumidification circulation pipeline each other respectively, and controller control refrigerant can heat up to the material and dehumidify or the cooling dehumidification at the circulation pipeline inner loop that corresponds to overcome the drying and dehumidification heat pump set among the prior art and only had intensification dehumidification mode, and can not carry out the defect of low temperature dehumidification to the material.
Description
Technical field
This utility model relates to material dewatering technical field, is specifically related to one and not only has intensification dehumidification mode, also has the drying dehumidification machine of low temperature dehumidification pattern.
Background technology
It is few that air source heat pump drying technology has energy resource consumption, and environmental pollution is little, dry the advantages such as quality is high, applied widely, and the energy-saving effect of its excellence is proved by various experimental studies both domestic and external.Air energy heat pump drying plant system have the advantages, particularly its thermal efficiency such as power saving, safety, firing rate be fast more than 300% when current world energy sources general lack of, will be the following major product dried in market.
One the critically important effect of air energy heat pump drying plant is that food is carried out drying and processing, as to the seed of plant, vegetable and meat carried out dehydration etc..Commonly used in prior art the cold wind in air being heated, then utilize the mode that material is dried by the hot blast obtained through heating, which needs the moment to supplement the new wind that temperature is relatively low, causes the waste of energy.
Chinese patent literature CN202973801 discloses a kind of drying dehumidification source pump, including compressor, condenser, choke valve and vaporizer, compressor, condenser, choke valve and vaporizer pass sequentially through the blood circulation that pipeline communication composition is end to end, source pump is provided with air outlet, return air inlet, fresh wind port, moisture exhausting port, the first blower fan and the second blower fan, simultaneously, the inside of source pump is provided with sensible heat recoverer, utilize sensible heat recoverer, heat energy more than needed can be reclaimed in time, thus improve the utilization efficiency of heat energy of entirety.But in this device, for heat release condenser with work in order to the vaporizer absorbed heat simultaneously so that the temperature in hothouse is in soaking condition all the time.This, by being unfavorable for the fresh dehydrate such as similar seafood (baking temperature is at 28 DEG C-30 DEG C), results even in meat and at high temperature goes bad.So, while meeting traditional heating pattern and intensification dehumidification mode, it is desirable to provide one has at low ambient temperatures, it is possible to material is carried out the drying dehumidification machine of the low temperature dehumidification pattern of dehydration.
Utility model content
Therefore, the technical problems to be solved in the utility model is in that to overcome drying dehumidification source pump of the prior art only to have intensification dehumidification mode, material can not be carried out the defect of low temperature dehumidification by existence, thus providing one not only to have intensification dehumidification mode, also there is the drying dehumidification machine of low temperature dehumidification pattern.
A kind of drying dehumidification machine that this utility model provides, including compressor, indoor condenser, indoor evaporator, first throttle valve, when drying dehumidification machine is in intensification dehumidification mode, the refrigerant exit of described compressor connects with the refrigerant inlet of described indoor condenser, the described indoor refrigerant exit of condenser connects with the refrigerant inlet of described first throttle valve, the refrigerant exit of described first throttle valve connects with the refrigerant inlet of described indoor evaporator, the refrigerant exit of described indoor evaporator connects with the refrigerant inlet of described compressor, forms the dehumidifying circulation line that heats up；Also include outdoor heat exchanger, and control system；When described drying dehumidification machine is in low temperature dehumidification circulation pattern, the refrigerant exit of described compressor connects with the refrigerant inlet of described outdoor heat exchanger, the refrigerant exit of described outdoor heat exchanger connects with the refrigerant inlet of described first throttle valve, the refrigerant exit of described first throttle valve connects with the refrigerant inlet of described indoor evaporator, the refrigerant exit of described indoor evaporator connects with the refrigerant inlet of described compressor, forms low temperature dehumidification circulation line；Control system, controls coolant at circulation line internal recycle corresponding to selected pattern.
Described drying dehumidification machine also includes second throttle, when described drying dehumidification machine is in heating mode, the refrigerant exit of described compressor connects with the refrigerant inlet of described indoor condenser, the described indoor refrigerant exit of condenser connects with the refrigerant inlet of described second throttle, the refrigerant exit of described second throttle connects with the refrigerant inlet of described outdoor heat exchanger, the refrigerant exit of described outdoor heat exchanger connects with the refrigerant inlet of described compressor, forms heat cycles pipeline.
Described control system includes controller, also include a cross valve, two electromagnetic valves, and a check valve, the first interface of wherein said cross valve connects with the refrigerant exit of described compressor, second interface connects with the refrigerant inlet of described indoor condenser, and the 3rd interface connects with the refrigerant inlet of the outlet of described indoor evaporator, described compressor respectively, and the 4th interface connects with the refrigerant exit of described outdoor heat exchanger；The main pipe rail that the refrigerant exit of described indoor condenser is drawn branches into the first branch road, the second branch road, described main pipe rail is provided with the first electromagnetic valve, described first branch road connects with the refrigerant inlet of described indoor evaporator, and described first branch road is provided with described first throttle valve；Described second branch road branches into the 3rd sub-branch road, 4th sub-branch road, and described 3rd sub-branch road, described 4th sub-branch road all with the coolant inlet communication of described outdoor heat exchanger, described 3rd sub-branch road is provided with the second electromagnetic valve, described second throttle is located on described 3rd sub-branch road, and is between described second electromagnetic valve and described outdoor heat exchanger；Described 4th sub-branch road is provided with described check valve, and described check valve only allows coolant to flow to the second branch road from described 4th sub-branch road, when heating mode selected by described controller, described controller controls described first interface and described second orifice, described 3rd interface and described 4th orifice, described first throttle valve cuts out, and described second electromagnetic valve is opened, and described second throttle is opened；When intensification dehumidifying pattern selected by described controller, described controller controls described first interface and described second orifice, described 3rd interface and described 4th orifice, described first electromagnetic valve is opened, described second closed electromagnetic valve, and described first throttle valve is opened；During described controller selected cooling dehumidifying pattern, described controller controls described first interface and the 4th orifice, the second interface and the 3rd orifice, described second closed electromagnetic valve, described first closed electromagnetic valve, and described first throttle valve is opened.
The humidity sensor of monitoring hothouse humidity it is additionally provided with inside described drying dehumidification machine, and the temperature sensor of monitoring hothouse temperature, described controller, according to described humidity sensor, described temperature sensor monitors data, switches automatically in described intensification dehumidification mode, low temperature dehumidification pattern, heating mode.
Described drying dehumidification machine also includes cavity, and described indoor condenser, described indoor evaporator are located in described cavity, described cavity is formed return air inlet and air outlet, described humidity sensor and described temperature sensor and is located at return air inlet place.
The described indoor condenser place of described air outlet place next-door neighbour is provided with indoor fan.
Described outdoor heat exchanger place is provided with outdoor fan.
Described first throttle valve is electric expansion valve.
Described second throttle is heating power expansion valve.
Technical solutions of the utility model, have the advantage that
1. the drying dehumidification machine that this utility model provides, has low temperature dehumidification circulation line and the dehumidifying circulation line that heats up simultaneously.Outdoor heat exchanger is connected with indoor evaporator and forms low temperature dehumidification circulation line, the gas coolant of the High Temperature High Pressure flowed out in compressor first passes around outdoor heat exchanger, low temperature state is become after carrying out heat exchange with outside atmosphere, cryogenic gas coolant absorbs heat in indoor evaporator, the temperature of charge needing drying dehumidification is minimized, steam in vaporization chamber can condense in the indoor evaporator of low temperature simultaneously, thus the humidity reduced in vaporization chamber, complete material drying dehumidification under low temperature state.
Meanwhile, in the dehumidifying circulation line that heats up, the gas coolant of High Temperature High Pressure first passes around indoor condenser heat rejection and forms the liquid coolant of High Temperature High Pressure, and hothouse is heated up.Low-temp low-pressure coolant after first throttle valve enters indoor evaporator, absorbs heat, hothouse is lowered the temperature.Owing to the raw heat of indoor condenser is higher than the caloric receptivity of indoor evaporator so that hothouse entirety is soaking condition, the steam in vaporization chamber can condense in the indoor evaporator of low temperature simultaneously, thus the humidity reduced in vaporization chamber.It is finally completed material drying dehumidification under soaking condition.
By the cooperation of low temperature dehumidification circulation line and the dehumidifying circulation line that heats up, overcome drying dehumidification source pump of the prior art and only there is intensification dehumidification mode, and material can not be carried out the defect of low temperature dehumidification.
2. the drying dehumidification machine that this utility model provides, it is additionally provided with independent heating mode, coolant heat release in indoor condenser through the High Temperature High Pressure that compressor processes, it is then passed through second throttle blood pressure lowering, inlet chamber external heat exchanger and ambient atmosphere carry out heat exchange, the coolant of the low-temp low-pressure obtained is again introduced in compressor, forms heat cycles pipeline, and coolant realizes the progressively heating to hothouse after repeatedly circulating.By described independent heating mode, it is possible to achieve being rapidly heated to hothouse, provide convenient for later stage dehumidification process at high operating temperatures.
3. the drying dehumidification machine that this utility model provides, by controlling system in dehumidifying circulation line, the switching between cool-down dehumidification pipeline and heat cycles pipeline of heating up, drying dehumidification machine can be made to carry out drying dehumidification in relatively low temperature range, thus being beneficial to the fresh dehydrate under cryogenic such as similar seafood, thus the product quality of material after the drying ensured.
4. the drying dehumidification machine that this utility model provides, humidity sensor and temperature sensor it is provided with at return air inlet place, by the sensor monitoring to evaporation indoor hot air, in the middle of the parameter Real-time Feedback that obtains to controller, so that drying dehumidification machine accurately switches in a plurality of modes.
5. the drying dehumidification machine that this utility model provides, is provided with indoor fan at indoor condenser place, and indoor fan can accelerate the diffusion of the heat in indoor condenser, accelerates heat flowing in vaporization chamber.
6. the drying dehumidification machine that this utility model provides, is provided with outdoor fan at outdoor heat exchanger place, and outdoor fan can speed up the convection heat transfer' heat-transfer by convection between outdoor heat exchanger and air, makes the coolant in outdoor heat exchanger accelerate cooling.
7. the drying dehumidification machine that this utility model provides, is provided with electric expansion valve and heating power expansion valve, and the further decrease temperature and pressure of coolant can be processed by expansion valve, it is prevented that the coolant of High Temperature High Pressure is further temperature-pressure after entering compressor, causes unit not work.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model detailed description of the invention or technical scheme of the prior art, the accompanying drawing used required in detailed description of the invention or description of the prior art will be briefly described below, apparently, accompanying drawing in the following describes is embodiments more of the present utility model, for those of ordinary skill in the art, under the premise not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
The structural representation of the drying dehumidification machine that Fig. 1 is offer of the present utility model；
Description of reference numerals:
1-outdoor fan；2-outdoor heat exchanger；3-second throttle；4-the second electromagnetic valve；5-check valve；6-compressor；7-cross valve；8-first throttle valve；9-the first electromagnetic valve；10-return air inlet；11-temperature sensor；12-humidity sensor；13-indoor evaporator；14-indoor condenser；15-indoor fan；16-air outlet；D-first interface；C-the second interface；S-the 3rd interface；E-the 4th interface.
Detailed description of the invention
Below in conjunction with accompanying drawing, the technical solution of the utility model is clearly and completely described, it is clear that described embodiment is a part of embodiment of this utility model, rather than whole embodiments.Based on the embodiment in this utility model, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, broadly fall into the scope of this utility model protection.
In description of the present utility model, it should be noted that, orientation or the position relationship of the instruction such as term " " center ", " on ", D score, "left", "right", " vertically ", " level ", " interior ", " outward " be based on orientation shown in the drawings or position relationship; be for only for ease of description this utility model and simplifying and describe; rather than instruction or imply indication device or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to restriction of the present utility model.Additionally, term " first ", " second ", " the 3rd " are only for descriptive purposes, and it is not intended that indicate or hint relative importance.
In description of the present utility model, it is necessary to explanation, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, for instance, it is possible to it is fixing connection, it is also possible to be removably connect, or connect integratedly；Can be mechanically connected, it is also possible to be electrical connection；Can be joined directly together, it is also possible to be indirectly connected to by intermediary, it is possible to be the connection of two element internals.For the ordinary skill in the art, it is possible to concrete condition understands above-mentioned term concrete meaning in this utility model.
As long as just can be combined with each other additionally, technical characteristic involved in this utility model difference embodiment disclosed below does not constitute conflict each other.
Embodiment 1
Present embodiments provide a kind of drying dehumidification machine, including compressor 6, indoor condenser 14, indoor evaporator 13, first throttle valve 8, when drying dehumidification machine is in intensification dehumidification mode, the refrigerant exit of described compressor 6 connects with the refrigerant inlet of described indoor condenser 14, the described indoor refrigerant exit of condenser connects with the refrigerant inlet of described first throttle valve 8, the refrigerant exit of described first throttle valve 8 connects with the refrigerant inlet of described indoor evaporator 13, the refrigerant exit of described indoor evaporator 13 connects with the refrigerant inlet of described compressor 6, form the dehumidifying circulation line that heats up；Also include outdoor heat exchanger 2, and control system；When described drying dehumidification machine is in low temperature dehumidification circulation pattern, the refrigerant exit of described compressor 6 connects with the refrigerant inlet of described outdoor heat exchanger 2, the refrigerant exit of described outdoor heat exchanger 2 connects with the refrigerant inlet of described first throttle valve 8, the refrigerant exit of described first throttle valve 8 connects with the refrigerant inlet of described indoor evaporator 13, the refrigerant exit of described indoor evaporator 13 connects with the refrigerant inlet of described compressor 6, forms low temperature dehumidification circulation line；Control system, controls coolant at circulation line internal recycle corresponding to selected pattern.
Specifically, as shown in Figure 1, outdoor heat exchanger 2 is connected with indoor evaporator 13 and forms low temperature dehumidification circulation line, the gas coolant of the High Temperature High Pressure flowed out in compressor 6 first passes around outdoor heat exchanger 2, becoming low temperature state after carrying out heat exchange with outside atmosphere, cryogenic gas coolant absorbs heat in indoor evaporator 13 so that need the temperature of charge of drying dehumidification to be minimized, steam in vaporization chamber can condense in the indoor evaporator 13 of low temperature simultaneously, thus the humidity reduced in vaporization chamber.Complete material drying dehumidification under low temperature state.
In the dehumidifying circulation line that heats up, the gas coolant of High Temperature High Pressure first passes around indoor condenser 14 heat release and forms the liquid coolant of High Temperature High Pressure, and hothouse is heated up.Low-temp low-pressure coolant after first throttle valve 8 enters indoor evaporator 13, absorbs heat, hothouse is lowered the temperature.Owing to the raw heat of indoor condenser 14 is higher than the caloric receptivity of indoor evaporator 13 so that hothouse entirety is soaking condition, the steam in vaporization chamber can condense in the indoor evaporator 13 of low temperature simultaneously, thus the humidity reduced in vaporization chamber.It is finally completed material drying dehumidification under soaking condition.
The control system that the present embodiment passes through is in the switching heated up between dehumidifying circulation line and cool-down dehumidification pipeline, cooperation by low temperature dehumidification circulation line and the dehumidifying circulation line that heats up, overcome drying dehumidification source pump of the prior art and only there is intensification dehumidification mode, and material can not be carried out the defect of low temperature dehumidification.
In the present embodiment, the effect of compressor 6 is the state that the coolant of low-temp low-pressure is processed into High Temperature High Pressure, it is simple to coolant circulating in different pipelines.The coolant adopted in the present embodiment is in order to transferring heat energy in refrigerating and air conditioning system, produces the working fluid of refrigerating effect, also known as snow kind, generally adopts freon as coolant.
As preferred embodiment, the described drying dehumidification machine that the present embodiment provides also includes second throttle 3, when described drying dehumidification machine is in heating mode, the refrigerant exit of described compressor 6 connects with the refrigerant inlet of described indoor condenser 14, the described indoor refrigerant exit of condenser 14 connects with the refrigerant inlet of described second throttle 3, the refrigerant exit of described second throttle 3 connects with the refrigerant inlet of described outdoor heat exchanger 2, the refrigerant exit of described outdoor heat exchanger 2 connects with the refrigerant inlet of described compressor 6, forms heat cycles pipeline.
Specifically, under independent heating mode environment, coolant heat release in indoor condenser 14 through the High Temperature High Pressure that compressor 6 processes, it is then passed through second throttle 3 blood pressure lowering, inlet chamber external heat exchanger 2 and ambient atmosphere carry out heat exchange, the coolant of the low-temp low-pressure obtained is again introduced in compressor 6, forms heat cycles pipeline, and coolant realizes the progressively heating to hothouse after repeatedly circulating.By described independent heating mode, it is possible to achieve being rapidly heated to hothouse, provide convenient for later stage dehumidification process at high operating temperatures.
In actual use, start drying dehumidification machine, first start independent heating mode, by heating material to the temperature t needed0；Keeping after certain time in certain time period, the moisture in material is evaporated in the circulated air in vaporization chamber, progressively tends to saturated, and now controller starts intensification dehumidification mode, by temperature from t while dehumidifying0It is increased to t1, then controller starts cool-down dehumidification pattern, while dehumidifying, temperature is reduced to t2, then start intensification dehumidification mode, temperature be increased to t1, finally it is again started up cool-down dehumidification pattern, while dehumidifying, temperature is reduced to t2, so repeatedly so that drying dehumidification machine is at less temperature range [t2,t1] interior floating.
As preferred embodiment, the described control system that the present embodiment provides includes controller, also include a cross valve 7, two electromagnetic valves, and a check valve 5, the first interface D of wherein said cross valve 7 connects with the refrigerant exit of described compressor 6, second interface C connects with the refrigerant inlet of described indoor condenser 14,3rd interface S connects with the refrigerant inlet of the outlet of described indoor evaporator 13, described compressor 6 respectively, and the 4th interface E connects with the refrigerant exit of described outdoor heat exchanger 2；The main pipe rail that the refrigerant exit of described indoor condenser 14 is drawn branches into the first branch road, the second branch road, described main pipe rail is provided with the first electromagnetic valve 9, described first branch road connects with the refrigerant inlet of described indoor evaporator 13, and described first branch road is provided with described first throttle valve 8；Described second branch road branches into the 3rd sub-branch road, 4th sub-branch road, and described 3rd sub-branch road, described 4th sub-branch road all with the coolant inlet communication of described outdoor heat exchanger 2, described 3rd sub-branch road is provided with the second electromagnetic valve 4, described second throttle 3 is located on described 3rd sub-branch road, and is between described second electromagnetic valve 4 and described outdoor heat exchanger 2；Described 4th sub-branch road is provided with described check valve 5, and described check valve 5 only allows coolant to flow to the second branch road from described 4th sub-branch road.
When heating mode selected by described controller, described controller controls described first interface D and connects with described second interface C, and described 3rd interface S connects with described 4th interface E, and described first throttle valve 8 cuts out, described second electromagnetic valve 4 is opened, and described second throttle 3 is opened；
When intensification dehumidifying pattern selected by described controller, described controller controls described first interface D and connects with described second interface C, described 3rd interface S connects with described 4th interface E, and described first electromagnetic valve 9 is opened, described second electromagnetic valve 4 cuts out, and described first throttle valve 8 is opened；
During described controller selected cooling dehumidifying pattern, described controller controls described first interface and connects with D the 4th interface E, and the second interface C and the three interface S connection, described second electromagnetic valve 4 cuts out, described first electromagnetic valve 9 cuts out, and described first throttle valve 8 is opened.The setting of said structure, it is possible to realize under the premise of Three models, simplifies the internal duct structure of drying dehumidification machine of the present utility model.
As preferred embodiment, the humidity sensor 12 of monitoring hothouse humidity it is additionally provided with inside the described drying dehumidification machine that the present embodiment provides, and the temperature sensor 11 of monitoring hothouse temperature, described controller, according to described humidity sensor 12, described temperature sensor 11 Monitoring Data, switches automatically in described intensification dehumidification mode, low temperature dehumidification pattern, heating mode.
Specifically, described sensor should be arranged on return air inlet 10 place, it is simple to monitor in real time enters the parameter of the new wind in cavity.
As preferred embodiment, the described drying dehumidification machine that the present embodiment provides also includes cavity, described indoor condenser 14, described indoor evaporator 13 are located in described cavity, being formed with return air inlet 10 and air outlet 16 on described cavity, return air inlet 10 place is located in described humidity sensor 12 and described temperature sensor 11.Being provided with indoor fan 15 at indoor condenser 14 place, indoor fan 15 can accelerate the diffusion of the heat in indoor condenser 14, accelerates heat flowing in vaporization chamber.
Specifically, described cavity is connected with vaporization chamber, and the material of drying dehumidification is placed in the middle of vaporization chamber, and cavity constitutes confined space with vaporization chamber, and the air in vaporization chamber is by through inside cavity, obtaining temperature control and dehumidifying.
Described humidity sensor 12 is connected with extraneous controller with described temperature sensor 11, can transmit signals in controller in time so that controller sends instruction, switch different drying dehumidification patterns.
As preferred embodiment, described indoor condenser 14 place of described air outlet 16 place next-door neighbour is provided with indoor fan 15, and described outdoor heat exchanger 2 place is provided with outdoor fan 1.
Specifically, being provided with indoor fan 15 at indoor condenser 14 place, indoor fan 15 can accelerate the diffusion of the heat in indoor condenser 14, accelerates heat flowing in vaporization chamber.Being provided with outdoor fan 1 at outdoor heat exchanger 2 place, outdoor fan 1 can speed up the convection heat transfer' heat-transfer by convection between outdoor heat exchanger 2 and air, makes the coolant in outdoor heat exchanger 2 accelerate cooling.
As preferred embodiment, the described first throttle valve 8 that the present embodiment provides is electric expansion valve, and described second throttle 3 is heating power expansion valve.The further decrease temperature and pressure of coolant can be processed by electric expansion valve and heating power expansion valve, it is prevented that the coolant of High Temperature High Pressure is further temperature-pressure after entering compressor 6, causes unit not work.
Obviously, above-described embodiment is only for clearly demonstrating example, and is not the restriction to embodiment.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here without also cannot all of embodiment be given exhaustive.And the apparent change thus extended out or variation still in this utility model create protection domain among.
Claims (9)
1. a drying dehumidification machine, including compressor (6), indoor condenser (14), indoor evaporator (13), first throttle valve (8), when drying dehumidification machine is in intensification dehumidification mode, the refrigerant exit of described compressor (6) connects with the refrigerant inlet of described indoor condenser (14), the described indoor refrigerant exit of condenser connects with the refrigerant inlet of described first throttle valve (8), the refrigerant exit of described first throttle valve (8) connects with the refrigerant inlet of described indoor evaporator (13), the refrigerant exit of described indoor evaporator (13) connects with the refrigerant inlet of described compressor (6), form the dehumidifying circulation line that heats up；
It is characterized in that:
Also include outdoor heat exchanger (2), when described drying dehumidification machine is in low temperature dehumidification circulation pattern, the refrigerant exit of described compressor (6) connects with the refrigerant inlet of described outdoor heat exchanger (2), the refrigerant exit of described outdoor heat exchanger (2) connects with the refrigerant inlet of described first throttle valve (8), the refrigerant exit of described first throttle valve (8) connects with the refrigerant inlet of described indoor evaporator (13), the refrigerant exit of described indoor evaporator (13) connects with the refrigerant inlet of described compressor (6), form low temperature dehumidification circulation line；
And control system, control coolant at circulation line internal recycle corresponding to selected pattern.
2. drying dehumidification machine according to claim 1, it is characterised in that
Also include second throttle (3), when described drying dehumidification machine is in heating mode, the refrigerant exit of described compressor (6) connects with the refrigerant inlet of described indoor condenser (14), the refrigerant exit of described indoor condenser (14) connects with the refrigerant inlet of described second throttle (3), the refrigerant exit of described second throttle (3) connects with the refrigerant inlet of described outdoor heat exchanger (2), the refrigerant exit of described outdoor heat exchanger (2) connects with the refrigerant inlet of described compressor (6), forms heat cycles pipeline.
3. drying dehumidification machine according to claim 2, it is characterized in that, described control system includes controller, also include a cross valve (7), two electromagnetic valves, and a check valve (5), the first interface (D) of wherein said cross valve (7) connects with the refrigerant exit of described compressor (6), second interface (C) connects with the refrigerant inlet of described indoor condenser (14), 3rd interface (S) respectively with the outlet of described indoor evaporator (13), the refrigerant inlet connection of described compressor (6), 4th interface (E) connects with the refrigerant exit of described outdoor heat exchanger (2)；The main pipe rail that the refrigerant exit of described indoor condenser (14) is drawn branches into the first branch road, the second branch road, described main pipe rail is provided with the first electromagnetic valve (9), described first branch road connects with the refrigerant inlet of described indoor evaporator (13), and described first branch road is provided with described first throttle valve (8)；Described second branch road branches into the 3rd sub-branch road, 4th sub-branch road, and described 3rd sub-branch road, described 4th sub-branch road all with the coolant inlet communication of described outdoor heat exchanger (2), described 3rd sub-branch road is provided with the second electromagnetic valve (4), described second throttle (3) is located on described 3rd sub-branch road, and is between described second electromagnetic valve (4) and described outdoor heat exchanger (2)；Described 4th sub-branch road is provided with described check valve (5), and described check valve (5) only allows coolant to flow to the second branch road from described 4th sub-branch road,
When heating mode selected by described controller, described controller controls described first interface (D) and connects with described second interface (C), described 3rd interface (S) connects with described 4th interface (E), described first throttle valve (8) is closed, described second electromagnetic valve (4) is opened, and described second throttle (3) is opened；
When intensification dehumidifying pattern selected by described controller, described controller controls described first interface (D) and connects with described second interface (C), described 3rd interface (S) connects with described 4th interface (E), described first electromagnetic valve (9) is opened, described second electromagnetic valve (4) cuts out, and described first throttle valve (8) is opened；
During described controller selected cooling dehumidifying pattern, described controller controls described first interface (D) and connects with the 4th interface (E), second interface (C) connects with the 3rd interface (S), described second electromagnetic valve (4) is closed, described first electromagnetic valve (9) cuts out, and described first throttle valve (8) is opened.
4. drying dehumidification machine according to claim 3, it is characterized in that, the humidity sensor (12) of monitoring hothouse humidity it is additionally provided with inside described drying dehumidification machine, and the temperature sensor (11) of monitoring hothouse temperature, described controller, according to described humidity sensor (12), described temperature sensor (11) Monitoring Data, switches automatically in described intensification dehumidification mode, low temperature dehumidification pattern, heating mode.
5. drying dehumidification machine according to claim 4, it is characterized in that, also include cavity, described indoor condenser (14), described indoor evaporator (13) are located in described cavity, described cavity is formed return air inlet (10) and air outlet (16), described humidity sensor (12) and described temperature sensor (11) and is located at return air inlet (10) place.
6. drying dehumidification machine according to claim 5, it is characterised in that described indoor condenser (14) place of described air outlet (16) place next-door neighbour is provided with indoor fan (15).
7. the drying dehumidification machine according to any one of claim 1-6, it is characterised in that described outdoor heat exchanger (2) place is provided with outdoor fan (1).
8. drying dehumidification machine according to claim 1, it is characterised in that described first throttle valve (8) is electric expansion valve.
9. the drying dehumidification machine according to any one of claim 2-6, it is characterised in that described second throttle (3) is heating power expansion valve.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201620129831.3U CN205383816U (en) | 2016-02-19 | 2016-02-19 | Drying and dehumidification machine |
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| CN201620129831.3U CN205383816U (en) | 2016-02-19 | 2016-02-19 | Drying and dehumidification machine |
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| CN105546876A (en) * | 2016-02-19 | 2016-05-04 | 浙江正理生能科技有限公司 | Drying dehumidifier |
| CN108800898A (en) * | 2018-05-24 | 2018-11-13 | 浙江理工大学 | A kind of heat pump boiling drier device |
| CN109945631A (en) * | 2019-03-13 | 2019-06-28 | 珠海格力电器股份有限公司 | Heat pump drying system and control method |
| CN110006243A (en) * | 2019-04-16 | 2019-07-12 | 广东技术师范大学 | A kind of evaporator and fruit and vegetable dryness system |
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2016
- 2016-02-19 CN CN201620129831.3U patent/CN205383816U/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105546876A (en) * | 2016-02-19 | 2016-05-04 | 浙江正理生能科技有限公司 | Drying dehumidifier |
| CN108800898A (en) * | 2018-05-24 | 2018-11-13 | 浙江理工大学 | A kind of heat pump boiling drier device |
| CN109945631A (en) * | 2019-03-13 | 2019-06-28 | 珠海格力电器股份有限公司 | Heat pump drying system and control method |
| CN110006243A (en) * | 2019-04-16 | 2019-07-12 | 广东技术师范大学 | A kind of evaporator and fruit and vegetable dryness system |
| CN110006243B (en) * | 2019-04-16 | 2024-04-02 | 广东技术师范大学 | Evaporator and fruit and vegetable drying system |
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