CN108036569A - A kind of Air-drying refrigerator and its control method - Google Patents
A kind of Air-drying refrigerator and its control method Download PDFInfo
- Publication number
- CN108036569A CN108036569A CN201711277290.4A CN201711277290A CN108036569A CN 108036569 A CN108036569 A CN 108036569A CN 201711277290 A CN201711277290 A CN 201711277290A CN 108036569 A CN108036569 A CN 108036569A
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- air
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- evaporator
- refrigerator
- storage chamber
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- 238000007605 air drying Methods 0.000 title claims abstract description 34
- 238000000034 method Methods 0.000 title claims abstract description 14
- 238000007664 blowing Methods 0.000 claims abstract description 21
- 238000012546 transfer Methods 0.000 claims abstract description 6
- 238000010257 thawing Methods 0.000 claims description 26
- 239000003507 refrigerant Substances 0.000 claims description 25
- 238000005057 refrigeration Methods 0.000 claims description 23
- 238000013461 design Methods 0.000 claims description 10
- 238000001816 cooling Methods 0.000 claims description 9
- 208000011580 syndromic disease Diseases 0.000 claims description 9
- 230000006835 compression Effects 0.000 claims description 7
- 238000007906 compression Methods 0.000 claims description 7
- 238000001514 detection method Methods 0.000 claims description 5
- 230000017525 heat dissipation Effects 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 238000005485 electric heating Methods 0.000 claims 1
- 230000005611 electricity Effects 0.000 claims 1
- 238000012423 maintenance Methods 0.000 abstract description 5
- 230000002045 lasting effect Effects 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 9
- 235000013372 meat Nutrition 0.000 description 8
- 238000000605 extraction Methods 0.000 description 6
- 239000007788 liquid Substances 0.000 description 3
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 238000007791 dehumidification Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 235000013305 food Nutrition 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000010025 steaming Methods 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
- F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
- F25D17/042—Air treating means within refrigerated spaces
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D19/00—Arrangement or mounting of refrigeration units with respect to devices or objects to be refrigerated, e.g. infrared detectors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
- F25D21/02—Detecting the presence of frost or condensate
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D29/00—Arrangement or mounting of control or safety devices
- F25D29/005—Mounting of control devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D2317/00—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass
- F25D2317/04—Treating air flowing to refrigeration compartments
- F25D2317/041—Treating air flowing to refrigeration compartments by purification
- F25D2317/0411—Treating air flowing to refrigeration compartments by purification by dehumidification
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D2317/00—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass
- F25D2317/04—Treating air flowing to refrigeration compartments
- F25D2317/041—Treating air flowing to refrigeration compartments by purification
- F25D2317/0411—Treating air flowing to refrigeration compartments by purification by dehumidification
- F25D2317/04111—Control means therefor
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The present invention relates to a kind of Air-drying refrigerator and its control method, the refrigerator is provided with heat exchanger and electrothermal tube, air circulation is formed between storage chamber, evaporator, electrothermal tube and heat exchanger using fan blowing and air duct, lasting carry out condensate moisture, will store indoor moisture and remove；And refrigerator is arranged to babinet and dismountable Machinery Ministry two parts, compressor, condenser, capillary, evaporator, heat exchanger and electrothermal tube are arranged on Machinery Ministry, when something goes wrong, directly whole problematic Machinery Ministry is replaced, then it is sent to maintenance, the operation of article in transfer refrigerator is eliminated, does not delay the normal work of the refrigerator even more.
Description
Technical field
The present invention relates to refrigerator field, is related to a kind of Air-drying refrigerator and its control method.
Background technology
In some food processing factories or shop, it usually needs substantial amounts of meat is refrigerated, and the equipment refrigerated is typically basis
Itself need capacity go it is customized, its major function be refrigeration.But among practical application, since meat contains or attached in itself
There is substantial amounts of moisture, and before production, in order to ensure the quality of production, it is necessary to control the moisture of meat to be processed one
In fixed scope, there is dehumidification function since some existing refrigerating equipments do not possess usually, although can be attached in refrigerating equipment
Certain effect on moisture extraction, but effect on moisture extraction is bad, and efficiency is very slow, to moisture control in relatively low scope, is necessarily needed
Meat refrigeration longer time be can be only achieved into requirement, but on the one hand the meat of refrigeration, meat can change for a long time, and
It is stale, on the other hand since substantial amounts of meat needs refrigeration for a long time to result in the need for having substantial amounts of refrigerating equipment, need
Cost that will be higher and place.And some domestic refrigerators on the market, though there is dehumidification function, by the local institute applied
The moisture removal needed is relatively low, can not meet the refrigeration and moisture control of the more meat of moisture.
Furthermore existing refrigerator, either customized or in the market, its refrigeration part is normally located at babinet
Interior, each refrigeration part connects into an entirety and is dispersed in housing interior volume, if going wrong, can not be successfully refrigeration when
Wait, can only will first be stored in article or food therein and take out, then complete machine is sent to maintenance department and is overhauled, and is made during maintenance
Into the missing of refrigerating equipment, great inconvenience is caused.
The content of the invention
The present invention proposes a kind of Air-drying refrigerator, its object is to：
1st, solve the problems, such as that existing refrigerator effect on moisture extraction is poor；
2nd, solve the problems, such as that existing refrigerator goes wrong and overhaul difficulty.
A kind of Air-drying refrigerator, including compressor, condenser, capillary, evaporator, heat exchanger, electrothermal tube, storage chamber,
Air duct, mechanical temperature controller, electronic type damp-warm syndrome controller and filter；The air duct is provided with fan blowing, makes
Air circulates between storage chamber, evaporator, electrothermal tube and heat exchanger successively；The high-pressure section difference of the compressor
It is connected with condenser, heat exchanger, and is also connected by the solenoid valve that defrosts with evaporator；The condenser is connected with filter,
The heat exchanger is connected by air-drying solenoid valve with filter, which is connected by capillary with evaporator, the steaming
The low-pressure section for sending out device and compressor connects；The mechanical temperature controller is detecting storage indoor temperature；The electronic type is wet
Temperature controller is detecting temperature and humidity in storage chamber；It is additionally provided between the low-pressure section of the evaporator and compressor double
Metal temperature control device, the bimetallic temperature controller is detecting whether evaporator is in frosting state.
Preferably, babinet and the Machinery Ministry being removably mounted on the babinet are further included, the storage chamber is arranged on case
Compressor, condenser, evaporator, electrothermal tube and heat exchanger described in internal portion are arranged in the switch room of the Machinery Ministry, institute
Switch room is stated to connect with the storage chamber of box house by the opening on Machinery Ministry.
Preferably, the air duct includes storing indoor circulation passage and exchanges indoor interchange channel, described
Interchange channel is in inverted U, and the switch room is provided with air inlet and air outlet in opening, the air outlet and storage chamber it is upper
Portion space connects, and the storage chamber back is provided with the exhaust duct of the air inlet connection of top and switch room, the exhaust duct
Bottom connects the lower space of storage chamber.
Preferably, the fan blowing is arranged on the top and middle part of the storage chamber, the air inlet of switch room and outlet air
Mouthful and exhaust duct bottom in one or more.
Preferably, the junction of the Machinery Ministry and babinet is provided with gasket.
Preferably, the heat transfer area ratio of the evaporator and heat exchanger is 4:1.
The invention also discloses a kind of above-described control method of Air-drying refrigerator, the refrigerator be provided with refrigeration mode,
The pattern of air-drying, wherein the air-dried pattern includes the following steps：
The refrigerator selected as, is air-dried pattern by A1, and is set and air-dried temperature and air-dried humidity；
A2, the detection of electronic type damp-warm syndrome controller store indoor temperature and humidity and by its air-dried temperature with setting respectively
Contrasted with air-dried humidity；
If A3, the humidity detected are higher than setting value, compressor start carries out the compression of refrigerant, and fan blowing is transported at full speed
OK, solenoid valve is air-dried to open and control refrigerant flow；Compressed refrigerant enters condenser all the way, after condensed device heat dissipation
Enter evaporator into filter, and by capillary, store indoor air and pass through evaporator absorbing and cooling temperature；Another way enters
Heat exchanger, by air-drying solenoid valve control, the air after evaporator absorbing and cooling temperature adds its flow again through over-heat-exchanger
Heat, returns in storage chamber, the indoor air themperature of storage is consistently higher than the temperature of evaporator, therefore make the sky by evaporator
Moisture in gas is constantly condensed into water discharge, to reduce humidity；When humidity air-dries electromagnetism at or below specified humidity, then closing
Valve, makes refrigerant not enter back into heat exchanger；
When temperature is less than design temperature, then electrothermal tube heating air is controlled, until temperature is increased to rated temperature, then closed
Electrothermal tube is closed, stops heating.
Preferably, the refrigeration mode includes the following steps：
B1, by the refrigerator selected as refrigeration mode, and set cryogenic temperature；
B2, mechanical temperature controller detection storage indoor temperature are simultaneously contrasted itself and design temperature；
If B3, the temperature detected are higher than setting problem, compressor start carries out the compression of refrigerant, opens blowing air
Fan, and adjusted by electron speed regulator to the low wind speed of setting, compressed refrigerant enters condenser all the way, condensed
Enter filter after device heat dissipation, and evaporator is entered by capillary, store indoor air and pass through evaporator absorbing and cooling temperature；
B4, the temperature such as detected are less than or reach design temperature, and compressor stops；
Wherein, during refrigeration mode, air-dry solenoid valve and defrosting solenoid valve is closed, electrothermal tube does not work.
Preferably, which is provided with defrosting mode, and the defrosting mode includes the following steps：
If C1, evaporator frost accumulated simultaneously make the contact to bimetallic temperature controller be attracted, into defrosting mode；
C2, open defrosting solenoid valve, defrosts, and device frost accumulated to be evaporated is removed, and the contact of bimetallic temperature controller is separated, multiple
Position, defrosting solenoid valve, which is closed, reenters refrigerating state.
The invention discloses a kind of Air-drying refrigerator and its control method, heat exchanger and electrothermal tube are provided with, utilizes blowing
Fan and air duct form air circulation, lasting carry out moisture between storage chamber, evaporator, electrothermal tube and heat exchanger
Condensation, will store indoor moisture and removes；And refrigerator is arranged to babinet and dismountable Machinery Ministry two parts, compressor,
Condenser, capillary, evaporator, heat exchanger and electrothermal tube are arranged on Machinery Ministry, when something goes wrong, directly will be whole problematic
Machinery Ministry replace, be then sent to maintenance, eliminate transfer refrigerator in article operation, do not delay the refrigerator even more
Normal work.
Brief description of the drawings
Fig. 1 is the structure diagram of the embodiment of the present invention；
Fig. 2 is the another structure diagram of the embodiment of the present invention.
In figure：1 compressor, 2 condensers, 3 capillaries, 4 evaporators, 5 heat exchangers, 6 electrothermal tubes, 7 storage chambers, 8 air
Passage, 9 exhaust ducts, 10 gaskets, 11 filters, 12 fan blowings, 13 defrosting solenoid valves, 14 air-dry solenoid valve, 15 exchanges
Passage, 16 babinets, 17 Machinery Ministries, 18 switch rooms, 19 openings, 20 circulation passages.
Embodiment
Below in conjunction with the accompanying drawings and specific embodiment, the invention will be further described, understands this in order to clearer
The claimed technological thought of invention.
As illustrated in fig. 1 and 2, a kind of Air-drying refrigerator in the embodiment of the present invention, including compressor 1, condenser 2, capillary
Pipe 3, evaporator 4, heat exchanger 5, electrothermal tube 6, storage chamber 7, air duct 8, mechanical temperature controller, electronic type damp-warm syndrome controller
With filter 11；Air duct 8 is provided with fan blowing 12, makes air successively in storage chamber 7, evaporator 4, electrothermal tube 6 and heat
Circulated between exchanger 5；The high-pressure section of compressor 1 is connected with condenser 2, heat exchanger 5 respectively, and also passes through defrosting
Solenoid valve 13 is connected with evaporator 4；Condenser 2 is connected with filter 11, and heat exchanger 5 is by air-drying solenoid valve 14 and filter
11 connections, the filter 11 are connected by capillary 3 with evaporator 4, and evaporator 4 is connected with the low-pressure section of compressor 1；Machinery
Formula temperature controller is detecting temperature in storage chamber 7；Electronic type damp-warm syndrome controller is detecting temperature and humidity in storage chamber 7；Steam
Bimetallic temperature controller is additionally provided between hair device 4 and the low-pressure section of compressor 1, and bimetallic temperature controller is detecting evaporator 4
Whether frost accumulated state is in.
In fact, the refrigeration principle of the Air-drying refrigerator is consistent with existing refrigeration for refrigerator principle, being will by compressor 1
Refrigerant compression is then transported to and cryogenic high pressure liquid is liquefied and radiated into condenser 2 to high temperature and high pressure steam state
State, the cryogenic high pressure refrigerant liquid come out from condenser 2 first passes through filter 11, after after 3 isenthalpic throttling of capillary
Become low temperature and low pressure liquid state, enter in the state refrigerant in evaporator 4, and in wherein vaporization heat absorption, pass through blowing
Fan 12 and the 8 lasting air by storage chamber 7 of air duct carry out heat exchange with evaporator 4, to reach cooling-down effect.
In order to improve the effect on moisture extraction of refrigerator, which is provided with heat exchanger 5 and electrothermal tube 6, and passes through blowing
Under the action of fan 12 and air duct 8, make air successively between storage chamber 7, evaporator 4, electrothermal tube 6 and heat exchanger 5
Circulate.The heat exchanger 5, its one end are connected with the high-pressure section of compressor 1, and the other end is by air-drying solenoid valve 14 and mistake
Filter 11 connects, and the refrigerant for the high temperature and high pressure steam state compressed through compressor 1 is entered in the heat exchanger 5, and liquefaction is simultaneously
Heat dissipation, makes to raise by the air themperature of the heat exchanger 5, the heat exchanger 5, it is essentially to be arranged in air duct 8
Condenser, to heat the air passed through.When the Air-drying refrigerator is dehumidified, refrigerant is compressed through compressor 1, and is led to successively
Condenser 2,11 evaporator 4 of filter are crossed, is then returned to compressor 1, circulates constantly refrigeration to reduce the temperature in storage chamber 7
Degree；Under the action of fan blowing 12 and air duct 8, the air in storage chamber 7 passes through the evaporator 4 of low temperature, heat quilt
Siphon away, temperature reduces, and the moisture in air is then through 4 condensation liquefaction of evaporator, discharge；Through evaporator 4 come out air according to
It is secondary to pass through electrothermal tube 6 and heat exchanger 5, and heated by the electrothermal tube 6 or/and heat exchanger 5, then it is returned to storage chamber 7
It is interior, so circulation.The purpose of the heat exchanger 5 and electrothermal tube 6 is, controls the temperature of air in storage chamber 7, the temperature is begun
It is higher than the temperature of evaporator 4 eventually, the of a relatively high air of the temperature in storage chamber 7 heated through heat exchanger 5 or electrothermal tube 6 passes through
The low evaporator 4 of excess temperature, the moisture in air condenses on the relatively low evaporator 4 of temperature, and discharges, when in storage chamber 7
Air continues so to circulate, and the moisture in it can be fewer and fewer, reaches effect on moisture extraction.Actually should in, humidity mainly rely on
Heat exchanger 5 adjusts the refrigerant flow passed through to control by air-dried solenoid valve 14.
The Air-drying refrigerator, the high-pressure section of compressor 1 is connected by a defrosting solenoid valve 13 with evaporator 4, when evaporator 4
During frost accumulated, bimetallic temperature controller is triggered, when refrigerator enters defrosting mode defrosting, defrosting solenoid valve 13 is opened, is compressed through compressor 1
The refrigerant vapour of high temperature and pressure enter evaporator 4, and in wherein liquefaction heat dissipation, the frost on evaporator 4 is melted, with up to
To defrosting effect, evaporator 4 is back to normal immediately, and bimetallic temperature controller resets, and exits defrosting mode.
On the concrete structure of the refrigerator, which further includes babinet 16 and the Machinery Ministry being removably mounted on babinet 16
17, storage chamber 7 is arranged on 16 inner compressor 1 of babinet, condenser 2, evaporator 4, electrothermal tube 6 and heat exchanger 5 and is arranged on machine
In the switch room 18 in tool portion 17, switch room 18 is connected by the opening 19 on Machinery Ministry 17 with the storage chamber 7 inside babinet 16.
On the concrete structure of air duct 8, which includes the circulation passage 20 in storage chamber 7 and exchanges
Interchange channel 15 in room 18, interchange channel 15 are in inverted U, and switch room 18 is provided with air inlet and air outlet at opening 19,
Air outlet is connected with the upper space of storage chamber 7, and 7 back of storage chamber is provided with the row that top is connected with the air inlet of switch room 18
Wind pipeline 9,9 bottom of exhaust duct connect the lower space of storage chamber 7.
Specifically, fan blowing 12 is arranged on the top and middle part of storage chamber 7.In practical application, fan blowing 12 may be used also
To be arranged on one or more in the bottom of the air inlet of switch room 18 and air outlet and exhaust duct 9.
Specifically, in order to ensure the leakproofness of Machinery Ministry 17 and 16 junction of babinet, prevent outside the cold air in storage chamber 7
Let out, the junction of Machinery Ministry 17 and babinet 16 is provided with gasket 10.
Specifically, in order to ensure the refrigeration effect of the refrigerator and effect on moisture extraction, the heat transfer of evaporator 4 and heat exchanger 5
Area ratio is 4:1.
The present embodiment also discloses a kind of control method of above-described Air-drying refrigerator, which is provided with refrigeration mould
Formula, air-dry pattern, wherein the pattern of air-drying includes the following steps：
The refrigerator selected as, is air-dried pattern by A1, and is set and air-dried temperature and air-dried humidity；
A2, the temperature and humidity in electronic type damp-warm syndrome controller detection storage 7 and by its air-dried temperature with setting respectively
Contrasted with air-dried humidity；
If A3, the humidity detected are higher than setting value, compressor 1 is actuated for the compression of refrigerant, and fan blowing 12 is complete
Speed operation, air-dries solenoid valve 14 and opens and control refrigerant flow；Compressed refrigerant enters condenser 2 all the way, condensed
Device 2 enters filter 11 after radiating, and by the entrance evaporator 4 of capillary 3, the air in storage chamber 7 absorbs heat by evaporator 4
Cooling；Another way enters heat exchanger 5, its flow is controlled by air-drying solenoid valve 14, the air after 5 absorbing and cooling temperature of evaporator
Through over-heat-exchanger 5, reheat, return in storage chamber 7, the air themperature in storage chamber 7 is consistently higher than the temperature of evaporator 4
Degree, therefore the moisture in the air by evaporator 4 is constantly condensed into water discharge, to reduce humidity；When humidity reaches or low
In specified humidity, then close and air-dry solenoid valve 14, refrigerant is not entered back into heat exchanger 5；
When temperature is less than design temperature, then electrothermal tube 6 is controlled to heat air, until temperature is increased to rated temperature, then
Electrothermal tube 6 is closed, stops heating.
Specifically, which includes the following steps：
B1, by the refrigerator selected as refrigeration mode, and set cryogenic temperature；
B2, mechanical temperature controller detect temperature in storage chamber 7 and are contrasted itself and design temperature；
If B3, the temperature detected are higher than setting problem, compressor 1 is actuated for the compression of refrigerant, opens blowing air
Fan 12, and adjusted by electron speed regulator to the low wind speed of setting, compressed refrigerant enters condenser 2 all the way, warp
Condenser 2 enters filter 11 after radiating, and by the entrance evaporator 4 of capillary 3, the air in storage chamber 7 passes through evaporator 4
Absorbing and cooling temperature；
B4, the temperature such as detected are less than or reach design temperature, and compressor 1 stops；
Wherein, during refrigeration mode, air-dry solenoid valve 14 and defrosting solenoid valve 13 is closed, the not work of electrothermal tube 6
Make.
Specifically, which is provided with defrosting mode, and defrosting mode includes the following steps：
If C1,4 frost accumulated of evaporator simultaneously make the contact to bimetallic temperature controller be attracted, into defrosting mode；
C2, open defrosting solenoid valve 13, defrosts, and 4 frost accumulated of device to be evaporated is removed, the contact point of bimetallic temperature controller
Open, reset, defrosting solenoid valve 13, which is closed, reenters refrigerating state.
When the Air-drying refrigerator selected as air-dries pattern, if design temperature is 15 degree, the temperature difference is ± 2 degree, then in storage chamber 7
Actual temperature between 13-17 degree, when temperature be less than 13 degree when, electrothermal tube 6 is started to work, and progressively lifts temperature, works as temperature
Electrothermal tube 6 is stopped when degree reaches 17 degree, and refrigerator is in refrigerating state all the time, when being re-lowered to 13 degree；Electrothermal tube 6 is opened again
Beginning work, constantly repeats this process；When electronic type damp-warm syndrome controller detects that humidity reaches specified humidity in storage chamber 7, then
Close and air-dry solenoid valve 14, if subsequently detecting humidity is higher than specified humidity, be again turned on air-drying solenoid valve 14, will storage
Humid control in room 7 is in certain scope.
Under the pattern of air-drying, refrigerator is in refrigerating state all the time in overall process, and fan blowing 12 also starts but to protect always
1 service life of compressor is demonstrate,proved, setting every 1 is shut down 10 minutes when small, to ensure electrothermal tube 6 and fan blowing in 1 stopping process of compressor
12 do not work at the same time.
A kind of Air-drying refrigerator and its control method are disclosed in the present embodiment, is provided with heat exchanger 5 and electrothermal tube 6, profit
Air circulation is formed between storage chamber 7, evaporator 4, electrothermal tube 6 and heat exchanger 5 with fan blowing 12 and air duct 8,
Lasting carry out condensate moisture, the moisture in storage chamber 7 is removed；And refrigerator is arranged to babinet 16 and dismountable machinery
17 two parts of portion, compressor 1, condenser 2, capillary 3, evaporator 4, heat exchanger 5 and electrothermal tube 6 are arranged on Machinery Ministry 17,
When something goes wrong, directly whole problematic Machinery Ministry 17 is replaced, is then sent to maintenance, eliminated in transfer refrigerator
The operation of article, does not delay the normal work of the refrigerator even more.
It these are only the specific embodiment of the present invention, be not intended to limit the scope of the invention, it is every to utilize this hair
The equivalent structure or equivalent flow shift that bright specification and accompanying drawing content are made, is directly or indirectly used in other relevant skills
Art field, is included within the scope of the present invention.
Claims (9)
- A kind of 1. Air-drying refrigerator, it is characterised in that：Including compressor, condenser, capillary, evaporator, heat exchanger, electric heating Pipe, storage chamber, air duct, mechanical temperature controller, electronic type damp-warm syndrome controller and filter；The air duct, which is provided with, to be blown Wind fan, makes air be circulated successively between storage chamber, evaporator, electrothermal tube and heat exchanger；The height of the compressor Laminate section is connected with condenser, heat exchanger respectively, and is also connected by the solenoid valve that defrosts with evaporator；The condenser and mistake Filter connects, and the heat exchanger is connected by air-drying solenoid valve with filter, which is connected by capillary and evaporator Connect, the low-pressure section connection of the evaporator and compressor；The mechanical temperature controller is detecting storage indoor temperature；It is described Electronic type damp-warm syndrome controller is detecting temperature and humidity in storage chamber；Between the low-pressure section of the evaporator and compressor also It is provided with bimetallic temperature controller, the bimetallic temperature controller is detecting whether evaporator is in frosting state.
- A kind of 2. Air-drying refrigerator as claimed in claim 1, it is characterised in that：Further include babinet and be removably mounted at the case Machinery Ministry on body, the storage chamber are arranged on compressor described in box house, condenser, evaporator, electrothermal tube and heat exchange Device is arranged in the switch room of the Machinery Ministry, and the switch room is connected by the storage chamber of the opening on Machinery Ministry and box house It is logical.
- A kind of 3. Air-drying refrigerator as claimed in claim 1, it is characterised in that：The air duct includes storing indoor circulation Passage and the indoor interchange channel of exchange, the interchange channel is in inverted U, and the switch room is provided with air inlet in opening And air outlet, the upper space connection of the air outlet and storage chamber, the storage chamber back is provided with top and switch room The exhaust duct of air inlet connection, the exhaust duct bottom connect the lower space of storage chamber.
- A kind of 4. Air-drying refrigerator as claimed in claim 3, it is characterised in that：The fan blowing is arranged on the storage chamber One or more in top and middle part, the air inlet of switch room and the bottom of air outlet and exhaust duct.
- A kind of 5. Air-drying refrigerator as claimed in claim 4, it is characterised in that：The junction of the Machinery Ministry and babinet is provided with Gasket.
- A kind of 6. Air-drying refrigerator as claimed in claim 1, it is characterised in that：The heat transfer area of the evaporator and heat exchanger Than for 4:1.
- A kind of a kind of 7. control method of Air-drying refrigerator as claimed in any one of claims 1 to 6, it is characterised in that：The refrigerator It is provided with refrigeration mode, air-dries pattern, wherein the air-dried pattern includes the following steps：The refrigerator selected as, is air-dried pattern by A1, and is set and air-dried temperature and air-dried humidity；A2, the detection of electronic type damp-warm syndrome controller store indoor temperature and humidity and by its air-dried temperature and wind with setting respectively Humidity is contrasted；If A3, the humidity detected are higher than setting value, compressor start carries out the compression of refrigerant, fan blowing full speed running, Solenoid valve is air-dried to open and control refrigerant flow；Compressed refrigerant enters condenser all the way, and condensed device heat dissipation is laggard Enter filter, and evaporator is entered by capillary, store indoor air and pass through evaporator absorbing and cooling temperature；Another way enters heat Exchanger, by air-drying solenoid valve control, the air after evaporator absorbing and cooling temperature adds its flow again through over-heat-exchanger Heat, returns in storage chamber, the indoor air themperature of storage is consistently higher than the temperature of evaporator, therefore make the sky by evaporator Moisture in gas is constantly condensed into water discharge, to reduce humidity；When humidity air-dries electromagnetism at or below specified humidity, then closing Valve, makes refrigerant not enter back into heat exchanger；When temperature is less than design temperature, then electrothermal tube heating air is controlled, until temperature is increased to rated temperature, be then turned off electricity Heat pipe, stops heating.
- 8. control method as claimed in claim 7, it is characterised in that：The refrigeration mode includes the following steps：B1, by the refrigerator selected as refrigeration mode, and set cryogenic temperature；B2, mechanical temperature controller detection storage indoor temperature are simultaneously contrasted itself and design temperature；If B3, the temperature detected are higher than setting problem, compressor start carries out the compression of refrigerant, opens fan blowing, and Adjusted by electron speed regulator to the low wind speed of setting, compressed refrigerant and enter condenser all the way, condensed device dissipates Enter filter after heat, and evaporator is entered by capillary, store indoor air and pass through evaporator absorbing and cooling temperature；B4, the temperature such as detected are less than or reach design temperature, and compressor stops；Wherein, during refrigeration mode, air-dry solenoid valve and defrosting solenoid valve is closed, electrothermal tube does not work.
- 9. control method as claimed in claim 7, it is characterised in that：The Air-drying refrigerator is provided with defrosting mode, the defrosting Pattern includes the following steps：If C1, evaporator frost accumulated simultaneously make the contact to bimetallic temperature controller be attracted, into defrosting mode；C2, open defrosting solenoid valve, defrosts, and device frost accumulated to be evaporated is removed, and the contact of bimetallic temperature controller is separated, resetted, Defrosting solenoid valve, which is closed, reenters refrigerating state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711277290.4A CN108036569A (en) | 2017-12-06 | 2017-12-06 | A kind of Air-drying refrigerator and its control method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711277290.4A CN108036569A (en) | 2017-12-06 | 2017-12-06 | A kind of Air-drying refrigerator and its control method |
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| CN108036569A true CN108036569A (en) | 2018-05-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201711277290.4A Pending CN108036569A (en) | 2017-12-06 | 2017-12-06 | A kind of Air-drying refrigerator and its control method |
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| CN109264200A (en) * | 2018-09-30 | 2019-01-25 | 北京恒泰伟业工贸有限公司 | A kind of constant temperature and humidity storage bin and its operation method |
| CN110080040A (en) * | 2019-04-01 | 2019-08-02 | 广州百立可科技有限公司 | A kind of dampness archives restorative procedure and prosthetic appliance |
| CN110926102A (en) * | 2019-11-25 | 2020-03-27 | 申麦科 | Low-temperature damp-proof device |
| CN113776255A (en) * | 2021-10-09 | 2021-12-10 | 北京云迹科技有限公司 | Refrigeration cabinet and refrigeration system |
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