CN106016911B - The method of wind cooling refrigerator and the VOC in removal wind cooling refrigerator - Google Patents
The method of wind cooling refrigerator and the VOC in removal wind cooling refrigerator Download PDFInfo
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- CN106016911B CN106016911B CN201610318774.8A CN201610318774A CN106016911B CN 106016911 B CN106016911 B CN 106016911B CN 201610318774 A CN201610318774 A CN 201610318774A CN 106016911 B CN106016911 B CN 106016911B
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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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
- B01D53/04—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/30—Controlling by gas-analysis apparatus
-
- 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
- F25D29/003—Arrangement or mounting of control or safety devices for movable 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
- F25D29/00—Arrangement or mounting of control or safety devices
- F25D29/005—Mounting of control devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/20—Halogens or halogen compounds
- B01D2257/206—Organic halogen compounds
- B01D2257/2064—Chlorine
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/30—Sulfur compounds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/70—Organic compounds not provided for in groups B01D2257/00 - B01D2257/602
- B01D2257/702—Hydrocarbons
- B01D2257/7027—Aromatic hydrocarbons
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/70—Organic compounds not provided for in groups B01D2257/00 - B01D2257/602
- B01D2257/708—Volatile organic compounds V.O.C.'s
-
- 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
-
- 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
- F25D2600/00—Control issues
- F25D2600/06—Controlling according to a predetermined profile
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
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- 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)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
Abstract
The present invention provides the methods of the VOC in wind cooling refrigerator and removal wind cooling refrigerator a kind of.The wind cooling refrigerator includes：Supply air duct for supplying from cooling air to the storing compartment of wind cooling refrigerator；The VOC for being formed with main wind path in supply air duct and being separated with main wind path absorbs wind path, and wherein VOC, which absorbs, is provided with VOC adsorption modules in wind path, VOC adsorption modules are used to remove the VOC gas in the air for flowing through it；Supply air duct is configured to that VOC absorption one of wind path and main wind path is controllably connected, and is supplied in storing compartment so that cooling air absorbs one of wind path and main wind path via VOC.The present invention also provides a kind of methods of the VOC gas in removal wind cooling refrigerator.The present invention can be adsorbed the VOC gas in wind cooling refrigerator using VOC adsorption modules, and the VOC gas the generation of wind cooling refrigerator ontology is reduced or avoided damage the health of user.
Description
Technical field
The present invention relates to technical field of refrigeration equipment, more particularly in a kind of wind cooling refrigerator and removal wind cooling refrigerator
The method of VOC.
Background technology
The function of refrigerator is to provide low temperature environment to extend the holding time of article.For refrigerator inside environment, mainly with
Based on food fresh keeping, degerming taste removal.For example, by using ozone sterilization, ultraviolet sterilization, VC be fresh-keeping etc., schemes are stored up to eliminate in refrigerator
The smell that the cause taste article deposited distributes.Though these schemes can effectively reduce peculiar smell in refrigerator, the nothing generated for refrigerator body
The tasteless volatile organic compounds of color (volatile organic compounds, abbreviation VOC) does not carry out respective handling,
These gases are also the another source of refrigerator air pollution, and Long Term Contact can cause human body different degrees of injury.With disappearing
The reinforcement of the person's of expense health perception, user are not concerned only with the visual impact that appearance is brought, focus more on influence of the product to health.
Invention content
One purpose of first aspect present invention is intended to provide a kind of wind for having and capable of removing its internal VOC gas function
Cold refrigerator.
One of first aspect present invention further objective is that improve wind cooling refrigerator removes VOC effects.
Another of first aspect present invention is further objective is that the VOC adsorption modules of extension wind cooling refrigerator use the longevity
Life.
One purpose of second aspect of the present invention is to provide for a kind of method removing the VOC in wind cooling refrigerator.
According to the first aspect of the invention, a kind of wind cooling refrigerator is provided, including：
Supply air duct for supplying from cooling air to the storing compartment of the wind cooling refrigerator；It is formed in the supply air duct
There are main wind path and the VOC separated with the main wind path to absorb wind path, wherein the VOC, which absorbs, is provided with VOC absorption moulds in wind path
Block, the VOC adsorption modules are used to remove the VOC gas in the air for flowing through it；
The supply air duct is configured to that VOC absorptions one of the wind path and the main wind path is controllably connected, so that described
Cooling air absorbs one of wind path and the main wind path via VOC and is supplied in the storing compartment.
Optionally, the wind cooling refrigerator further includes：Gas sensor, for detecting the VOC gas in the storing compartment
Concentration；
The supply air duct is further configured to：Institute is connected according to the concentration of the VOC gas of gas sensor detection
It states VOC and absorbs one of wind path and the main wind path.
Optionally, the supply air duct is further configured to：When the concentration of the VOC gas of gas sensor detection is big
When the default density, the VOC is connected and absorbs wind path and disconnects the main wind path；Otherwise, the main wind path is connected
And it disconnects the VOC and absorbs wind path.
Optionally, the default density is in 0.1~0.3mg/m3Between.
Optionally, the supply air duct includes：Wind path switching device, is configured to：When gas sensor detection
When the concentration of VOC gas is greater than or equal to the default density in the storing compartment, the VOC is connected and absorbs wind path and disconnects institute
State main wind path；Otherwise, the main wind path is connected and disconnects the VOC and absorbs wind path.
Optionally, the wind path switching device includes：It the main air door that is arranged at the lower inlet of the main wind path and sets
It sets the VOC at the lower inlet that the VOC absorbs wind path and absorbs air door.
Optionally, the main wind path absorbs wind path with the VOC and is separated by partition board；
The main air door and the VOC absorb air door and are provided by an adjustable electric air door, wherein the adjustable electric air door
It is arranged in the bottom of the partition board.
Optionally, the supply air duct further includes door-plate, and the top for being pivotally disposed at the VOC absorptions wind path goes out
At mouthful, and it is configured to：
When the door-plate is upwarded pressure more than its own gravity and the door-plate by what air below provided by it
When the sum of air pressure of top, it is rotated up to open the upper outlet；When the door-plate is by cooling air below
Pressure when being less than its own gravity and the door-plate by the sum of air pressure above it, rotate down to close the top
Outlet.
Optionally, the VOC adsorption modules include：Waterproof and breathable bag and the VOC being arranged in the waterproof and breathable bag inhale
Attached dose, wherein the VOC adsorbents are made of the raw material of following proportioning：
50~70 parts by weight of modified activated carbon；30~50 parts by weight of mesoporous polydivinylbenezene；Nano controlled-release carrier 20~
25 parts by weight；0.25~0.65 parts by weight of ivy extract；And 0.55~1.25 parts by weight of aloe extract.
According to the second aspect of the invention, a kind of method removing the VOC gas in wind cooling refrigerator is provided, wherein described
Wind cooling refrigerator is aforementioned any wind cooling refrigerator, the method includes：
The indoor VOC gas concentration of the storing of the wind cooling refrigerator is obtained,
The VOC is connected according to the VOC gas concentration and absorbs one of wind path and the main wind path.
Optionally, wherein the VOC, which is connected, according to the VOC gas concentration absorbs one of wind path and the main wind path packet
It includes：
When the VOC gas concentration is greater than or equal to the default density, the VOC that the wind cooling refrigerator is connected absorbs wind path
And disconnect the main wind path of the wind cooling refrigerator；Otherwise, the main wind path is connected and disconnects the VOC and absorbs wind path.
Optionally, the default density is in 0.1~0.3mg/m3Between.
The present invention absorbs wind due to the VOC for forming main wind path in the supply air duct of wind cooling refrigerator and being separated with main wind path
Road, and VOC adsorption modules are provided in VOC absorbs wind path, absorb wind so as to select to be connected main wind path and VOC as needed
Road alternative one.Such as it needs to remove the VOC gas in air using VOC adsorption modules when the VOC gas in storing compartment are more
When body, then VOC is connected and absorbs wind path, supplied to storing compartment so that cooling air absorbs wind path via VOC, to utilize VOC
Adsorption module removes the VOC gas in air；When the VOC gas in storing compartment it is less to user substantially without harmful effect
When, then main wind path is connected, so that cooling air is supplied via main wind path to storing compartment.The present invention can utilize VOC adsorption modules
VOC gas in wind cooling refrigerator are adsorbed, the VOC gas the generation of wind cooling refrigerator ontology is reduced or avoided are good for user
Health damages.When VOC gas are less does not have harmful effect substantially to user, VOC adsorption modules can be made not work, to avoid
VOC adsorption module long-term works cause its service life short, need to frequently replace.
Further, the present invention in storing compartment by being arranged for detecting the VOC gas concentration in storing compartment
Gas sensor, so as to relatively accurately determine that conducting VOC absorbs the time point of wind path and the main wind path of conducting, to ensure to store up
The indoor VOC gas concentration of object is within safe range, avoids bringing harmful effect to user health.
Further, the present invention is improved by the proportioning of component and each component to VOC adsorption modules, to one
Aspect obtains the good VOC adsorption modules of adsorption effect, on the other hand so that VOC adsorption modules are particularly suitable for air-cooled ice
In case.
According to the following detailed description of specific embodiments of the present invention in conjunction with the accompanying drawings, those skilled in the art will be brighter
The above and other objects, advantages and features of the present invention.
Description of the drawings
Some specific embodiments that the invention will be described in detail by way of example and not limitation with reference to the accompanying drawings hereinafter.
Identical reference numeral denotes same or similar component or part in attached drawing.It should be appreciated by those skilled in the art that these
What attached drawing was not necessarily drawn to scale.In attached drawing：
Fig. 1 is the partial schematic structure chart of wind cooling refrigerator according to an embodiment of the invention, is schematically shown in figure
Air channel structure is gone out；
Fig. 2 is the partial schematic structure chart of wind cooling refrigerator shown in Fig. 1, and the wherein door-plate of supply air duct is in open shape
State；
Fig. 3 is the schematic flow of the method for the VOC gas in removal wind cooling refrigerator according to an embodiment of the invention
Figure.
Specific implementation mode
Wind cooling refrigerator may include babinet and door body in general manner.At least one storing compartment is formed in babinet.Door body
Quantity can be one, or also can be identical as the quantity of storing compartment.Door body is pivotably mounted on babinet, with open and
Close storing compartment.Storing compartment can be refrigerator room or freezing compartment or alternating temperature compartment etc..
As those skilled in the art will appreciate that, the wind cooling refrigerator of the embodiment of the present invention and existing wind cooling refrigerator one
Sample may also include evaporator (not shown), compressor (not shown), condenser (not shown) and throttling member
Part (not shown) etc..Evaporator connects via refrigerant line (not shown) and compressor, condenser, restricting element
It connects, constitutes refrigeration cycle, cool down in compressor start, to be cooled down to the air for flowing through it.Wind cooling refrigerator may be used also
Include for supplying the supply air duct of cooling air to storing compartment and for sending storing indoor air at evaporator back to
Carry out cooling return airway.It is supplied in storing compartment via supply air duct through evaporator air after cooling, by storing
Indoor temperature maintains set temperature.
Fig. 1 is the schematic diagram of wind cooling refrigerator 100 according to an embodiment of the invention, is schematically shown in figure
The structure of supply air duct 40, arrow indicates air current flow direction in figure；Fig. 2 is the schematic knot of wind cooling refrigerator 100 shown in Fig. 1
The door-plate 434 of composition, wherein supply air duct 40 is in the open state.Referring to Fig. 1 and Fig. 2, particularly, it is formed in supply air duct 40
There are main wind path 42 and the VOC separated with main wind path 42 to absorb wind path 43.VOC, which absorbs in wind path 43, is provided with VOC adsorption modules 50,
VOC adsorption modules 50 are used to remove the VOC gas in the air for flowing through it.
Supply air duct 40 is configured to that VOC absorption one of wind path 43 and main wind path 42 is controllably connected, so that cooling air passes through
One of wind path 43 and main wind path 42 are absorbed by VOC to be supplied in storing compartment 20.It is understood that absorbing wind in conducting VOC
When road 43, the air in wind path 43 is absorbed when flowing through VOC adsorption modules 50 into VOC, VOC gas therein are adsorbed by VOC
50 Adsorption of module, to which VOC gas concentration (VOC gas content in other words) in storing compartment 20 can be reduced.This field skill
Art personnel are appreciated that under normal circumstances, and when needing to supply cold air into storing compartment 20, supply air duct 40 is connected VOC and inhales
It calls prisoners in after letting them out for exercise one of road 43 and main wind path 42；Otherwise, VOC is absorbed wind path 43 by supply air duct 40 and main wind path 42 is turned off.
The air inlet (not shown) of supply air duct 40 absorbs wind path 43 with main wind path 42 and VOC and is connected to, and blows
The air outlet 41 in air duct 40 absorbs wind path 43 with main wind path 42 and VOC and is connected to.Enter air-supply wind after being cooled down via evaporator
Or the air in road 40 flows through main wind path 42 and flows into storing compartment 20 or flow via air outlet 41 without any processing
It is absorbed after wind path 43 is removed VOC gas therein through VOC through being flowed into storing compartment 20 by air outlet 41.In storing compartment 20
Air via return air inlet 45 return return airway in, after being cooled down via evaporator cycle flow into supply air duct 40 in.
The present invention in the supply air duct 40 of wind cooling refrigerator 100 due to forming main wind path 42 and separating with main wind path 42
VOC absorbs wind path 43, and is provided with VOC adsorption modules 50 in VOC absorbs wind path 43, so as to select conducting to lead as needed
Wind path 42 and VOC absorb 43 alternative one of wind path.Such as it needs to adsorb using VOC when the VOC gas in storing compartment 20 are more
When module 50 removes the VOC gas in air, then VOC is connected and absorbs wind path 43, so that cooling air absorbs wind path 43 via VOC
It is supplied to storing compartment 20, to remove the VOC gas in air using VOC adsorption modules 50；VOC in storing compartment 20
When gas is less not to have user harmful effect substantially, then main wind path 42 is connected so that cooling air via main wind path 42 to storage
Object compartment 20 is supplied.The present invention can be adsorbed the VOC gas in wind cooling refrigerator 100 using VOC adsorption modules 50, to reduce
Or the VOC gas for avoiding 100 ontology of wind cooling refrigerator from generating damage the health of user.When VOC gas are less to user's base
When originally there is no harmful effect, VOC adsorption modules 50 can be made not work, cause it to make to avoid 50 long-term work of VOC adsorption modules
With short life, need to frequently replace.
In some embodiments, wind cooling refrigerator 100 further includes gas sensor 10, for detecting or acquiring storing compartment 20
In VOC gas concentration.Gas sensor 10 can be arranged in storing compartment 20.In the particular embodiment, gas passes
Sensor 10 can be mounted on the top of a storing compartment 20 of wind cooling refrigerator 100.
In some embodiments, gas sensor 10 can be stannic oxide semiconductor gas sensor.It is exemplary at one
Specific embodiment in, can by following parameter choose gas sensor 10：
Operating temperature：- 30~40 DEG C；Operating voltage：5V or 12V；Sensor impedance：5k Ω~20k Ω；It is detectable to have
Evil gas componant：Benzene, aniline, styrene, acrylonitrile, carbon disulfide, ethylene oxide, toluene, ethylbenzene, dimethylbenzene, formaldehyde, chlorine
Benzene, vinyl chloride, nitrobenzene；Sensitivity：±0.02mg/m3。
The concentration signal of collected VOC gas can be converted to corresponding electric signal by gas sensor 10, the electric signal
It can be used for controlling whether being connected VOC and absorb wind path 43.Supply air duct 40 is further configured to：It is detected according to gas sensor 10
The concentration conducting VOC of VOC gas absorbs one of wind path 43 and main wind path 42.
In some embodiments, supply air duct 40 can be further configured into：When the VOC gas that gas sensor 10 detects
When concentration is greater than or equal to the default density, conducting VOC absorbs wind path 43 and disconnects main wind path 42；Otherwise, main wind path 42 is connected
And it disconnects VOC and absorbs wind path 43.
In some embodiments, the default density is in 0.1~0.3mg/m3Between, such as it is chosen as 0.1mg/m3, 0.2mg/
m3, 0.3mg/m3Deng.The default density is preferably 0.2mg/m3.When the concentration for the VOC gas that gas sensor 10 detects is more than
Or it is equal to 0.2mg/m3When, conducting VOC absorbs wind path 43 and disconnects main wind path 42, to be carried out to the VOC gas in storing compartment
Absorption.Then, the absorption with VOC adsorption modules to VOC gas, the VOC gas concentration in storing compartment continuously decrease, and work as gas
The concentration for the VOC gas that body sensor 10 detects is less than 0.2mg/m3When, main wind path 42 is connected and disconnects VOC absorption wind paths 43,
Stopping adsorbs VOC gas using VOC adsorption modules.
The present invention in storing compartment 20 by being arranged the gas biography for detecting the VOC gas concentration in storing compartment 20
Sensor 10 so as to relatively accurately determine conducting VOC absorption wind paths 43 and the time point of main wind path 42 is connected, and is connected automatically
VOC absorbs wind path 43 or the main wind path 42 of conducting, to which the VOC gas concentration ensured in storing compartment 20 is at safe range
Within, it avoids bringing harmful effect to user health.
In some embodiments, supply air duct 40 includes wind path switching device, is configured to：When gas sensor 10 detects
Storing compartment 20 in the concentration of VOC gas when being greater than or equal to the default density, conducting VOC absorbs wind path 43 and disconnects main wind
Road 42；Otherwise, main wind path 42 is connected and disconnects VOC and absorbs wind path 43.
In some embodiments, wind path switching device includes the main air door 422 being arranged at the lower inlet of main wind path 42
Air door 432 is absorbed with the VOC being arranged at the lower inlet that VOC absorbs wind path 43.Main air door 422 and VOC absorb air door 432 can
It is configured to the concentration opening and closing of the VOC gas detected according to gas sensor 10.Specifically, main air door 422 can be configured to：Work as gas
It is closed when the concentration of VOC gas is greater than or equal to the default density in the storing compartment 20 that sensor 10 detects；Work as gas sensing
It is opened when the concentration of VOC gas is less than the default density in the storing compartment 20 that device 10 detects.It is configurable that VOC absorbs air door 432
At：It is opened when the concentration of VOC gas in the storing compartment 20 that gas sensor 10 detects is greater than or equal to the default density；When
It is closed when the concentration of VOC gas is less than the default density in the storing compartment 20 that gas sensor 10 detects.
In some embodiments, VOC absorbs air door 432 and main air door 422 can mutual independent control.In other embodiments
In, VOC absorbs air door 432 and the control of 422 linkage of main air door, i.e., when VOC absorbs the main air door in the open state of air door 432
422 are closed；When VOC absorptions air door 432 is closed main air door 422 in the open state.In some realities
It applies in example, main air door 422 and VOC absorb air door 432 and provided by an adjustable electric air door.That is, wind path switching device is with two
The adjustable electric air door of a air door.Adjustable ventilation door can carry sealing device (such as sealing strip), to ensure that VOC absorbs wind path 43 and master
42 each self sealss of wind path.The structure and principle of adjustable electric air door are well-known to those skilled in the art, and it will not be described here.
In some embodiments, main wind path 42 and VOC absorbs wind path 43 and is separated by partition board 44.The material of partition board 44 can be with wind
Road material identical, such as be EPS.EPS partition boards 44 can be separated to form two left sides along bottom-up extension in supply air duct 40
Right wind path arranged side by side, the wind path for being provided with VOC adsorption modules 50 are that VOC absorbs wind path 43, another wind path is
Main wind path 42.That is, VOC absorbs wind path 43 and main wind path 42 upwardly extends laterally side by side in supply air duct 40.It can
Electric flap is adjusted to may be provided at the bottom of partition board 44.
In a further embodiment, supply air duct 40 further includes door-plate 434, is pivotally disposed at VOC and absorbs wind
At the upper outlet on road 43, and it is configured to：When door-plate 434 is upwarded pressure by what air below provided more than its own weight
When power and door-plate 434 are by the sum of air pressure above it, it is rotated up to open upper outlet；When door-plate 434 is by below
The pressure of cooling air when being less than its own gravity and door-plate 434 by the sum of air pressure above it, rotate down to seal
Close upper outlet.
Light material such as plastic production, such as PE foams can be used in door-plate 434, and absorbing air door 432 in VOC is in open shape
When state, if there is air stream absorbs (i.e. wind cooling refrigerator 100 in wind path 43 from inflow VOC from the lower inlet that VOC absorbs wind path 43
Air Blast fan work when), then door-plate 434 can be rotated up under the action of the air stream with open VOC absorb wind path 43
Upper outlet.When VOC absorbs air door 432 and is closed, door-plate 434, which is in, the top of VOC absorption wind paths 43
The closed closed state of mouth, to prevent air from the downward reverse flow of upper outlet of VOC absorption wind paths 43.That is,
Door-plate 434 can VOC absorb air door 432 it is in the open state under and there is air to absorb the lower inlet of wind path to upstream from VOC
Opens voluntarily when dynamic；And it absorbs under air door 432 is closed in VOC and voluntarily closes.
VOC adsorption modules 50, also referred to as VOC air-purifying modules can be in some embodiment of the invention existing
Have and is commonly used to remove module, such as activated carbon deodorant package of VOC etc. in technology.In the preferred embodiment of the invention, VOC
Adsorption module 50 may include：Waterproof and breathable bag and the VOC adsorbents being arranged in waterproof and breathable bag, wherein VOC adsorbents by with
The raw material of lower proportioning forms：50~70 parts by weight of modified activated carbon；Mesoporous 30~50 parts by weight of polydivinylbenezene (i.e. PDVB)；
20~25 parts by weight of nano controlled-release carrier；0.25~0.65 parts by weight of ivy extract；And aloe extract 0.55~
1.25 parts by weight.It is wherein raw materials used to purchase on the market.
Nano controlled-release carrier is nano powdery, has stronger adsorptivity, can be by ivy extract and aloe
Extract is attached to its and intermolecular plays sustained release agent.Nano controlled-release carrier nanoporous starch, nano silicon dioxide, nano-sized carbon
Sour calcium or nano calcium oxide, or it is alternatively other nano-porous materials with adsorption function.In the preferred embodiment of the present invention
In, nano controlled-release carrier is nano-calcium carbonate.Nano-calcium carbonate has the characteristics such as larger porosity, bigger serface, make its at
For the ideal carrier of ivy extract and aloe extract.
VOC adsorbents can be made as follows：Ivy extract and aloe extract and nano controlled-release carrier is pre-
It first mixes to form pre-composition；Aforementioned pre-mixture is mixed with mesoporous polydivinylbenezene and modified activated carbon, to obtain this
The VOC adsorbents of inventive embodiments.
In some embodiments, ivy extract, aloe extract and nano controlled-release carrier can be in 50~70 DEG C of temperature
It spends in range in the closed container of (such as 50 DEG C, 52 DEG C, 54 DEG C, 55 DEG C, 58 DEG C, 60 DEG C, 62 DEG C, 65 DEG C, 68 DEG C, 70 DEG C etc.)
It is thoroughly mixed to form aforementioned pre-mixture, pre-composition can be stood at room temperature later after preset time again with mesoporous poly- two
Vinyl benzene and modified activated carbon mixing.
The inventors of the present application found that be not easy to disperse since ivy extract and aloe extract itself are easy to reunite,
If directly mixed it with modified activated carbon and mesoporous polydivinylbenezene, ivy extract and aloe extract can be made to exist
Disperse unevenness in air purifying preparation, this aspect can cause the adsorption effect of VOC adsorbents unstable；On the other hand can increase often
The use content of spring boisiana extract and aloe extract, reduces its utilization rate.In addition, ivy extract and aloe extract meeting
Be modified the mesoporous absorption of activated carbon and mesoporous polydivinylbenezene, hinders modified activated carbon and mesoporous polydivinylbenezene to having
The absorption of evil gas, to reduce the adsorption rate of VOC adsorbents.
Therefore, in the present invention, ivy extract is particularly adsorbed in advance first with nano controlled-release carrier and aloe carries
Object is taken, is then mixed again with mesoporous polydivinylbenezene and modified activated carbon, on the one hand, make ivy extract
And aloe extract is equably adsorbed between nano controlled-release carrier, the slow-release function using nano controlled-release carrier is outwardly slow
Release, so that the VOC adsorbents of the present invention have longer service life；On the other hand, ivy extract has been adsorbed
It equably mixes, is conducive to mesoporous polydivinylbenezene and modified activated carbon in turn with the nano controlled-release carrier of aloe extract
So that each component in VOC adsorbents obtained is evenly distributed, ensures the stability of VOC adsorbent adsorption effects, carry VOC adsorbents
Utilization rate.
In preparation process, Caulis Hederae Sinensis extract and aloe extract can be instilled in nano controlled-release support powder.This Shen
Inventor please has found that mixing temperature imitates the mixing of Caulis Hederae Sinensis extract, aloe extract and nano controlled-release support powder
Fruit has a certain impact, and temperature range appropriate can promote the dispersion of Caulis Hederae Sinensis extract and aloe extract.Wherein 50~
(such as 50 DEG C, 52 DEG C, 54 DEG C, 55 DEG C, 58 DEG C, 60 DEG C, 62 DEG C, 65 DEG C, 68 DEG C, 70 DEG C etc.), Chang Chun in 70 DEG C of temperature ranges
The dispersibility of boisiana extract and aloe extract in nano controlled-release carrier is preferably；Further, in 55~65 DEG C of temperature ranges
Interior, the dispersibility of ivy extract and aloe extract in nano controlled-release carrier wants better；Further, 60
DEG C when, the dispersibility of ivy extract and aloe extract in nano controlled-release carrier further increases.
Waterproof and breathable bag can be made of waterproof and breathable non-woven fabrics, and waterproof and breathable non-woven fabrics is by the PP spunbond nonwovens of innermost layer
Cloth, the PE gas permeable polymers film of middle layer and outermost PP spun-bonded non-woven fabrics composition.The PP spun-bonded non-woven fabrics of innermost layer, in
The PE gas permeable polymers film of interbed and outermost PP spun-bonded non-woven fabrics can hot rolling be integrated.
Present inventor has found through overtesting, and VOC adsorption modules 50 of the invention can remove wider harmful of range
It is harmful can to reduce formaldehyde in air, benzene, toluene, styrene, ethylbenzene, dimethylbenzene, nitrobenzene, sulfur dioxide, vinyl chloride etc. for gas
The content of gas can effectively reduce the VOC content in air.Also, the VOC adsorption modules 50 of the embodiment of the present invention are especially suitable
It closes and is applied in refrigerator, with the gas with foreign flavor and pernicious gas for removing the material of refrigerator itself, parts volatilize.Test table
Bright, VOC adsorption modules 50 according to the ... of the embodiment of the present invention are within 1 hour time to the pernicious gas in wind cooling refrigerator 100
Adsorption rate is up to 20% or more, wherein concentration before adsorption rate=(concentration after concentration-absorption before absorption)/absorption.
Particularly, the embodiment of the present invention is additionally provided for removing in the wind cooling refrigerator 100 in any of the above-described embodiment
The method of VOC gas.This method may include：Obtain the VOC gas concentration in the storing compartment 20 of wind cooling refrigerator 100；According to VOC
Gas concentration is connected VOC and absorbs one of wind path 43 and main wind path 42.
In some embodiments, wind cooling refrigerator is directly acquired using the gas sensor 10 being arranged in storing compartment 20
VOC gas concentration in 100 storing compartment 20.In an alternative embodiment, it can also be obtained from the master control borad of wind cooling refrigerator 100
Take its preset VOC gas concentration；Or can also have from the remote server of data connection relationship from the wind cooling refrigerator 100
It obtains.
Fig. 3 is the schematic stream of the method for the VOC gas in removal wind cooling refrigerator 100 according to an embodiment of the invention
Cheng Tu.As shown in figure 3, in some preferred embodiments, this method may include step S302 to step S308.
Step S302 detects the VOC gas concentration in the storing compartment 20 of wind cooling refrigerator 100.
Step S304, judges whether aforementioned VOC gas concentration is greater than or equal to the default density, if aforementioned VOC gas are dense
Degree is greater than or equal to the default density, thens follow the steps S306；It is no to then follow the steps S308.
The VOC of step S306, conducting wind cooling refrigerator 100 absorb wind path 43 and disconnect the main wind path 42 of wind cooling refrigerator 100.
Step S308 is connected main wind path 42 and disconnects VOC absorption wind paths 43.
In step s 302, the VOC gas in the storing compartment 20 of wind cooling refrigerator 100 are detected using gas sensor 10
Concentration.In step S306, the realization conducting VOC absorption wind paths 43 of air door 432 can be absorbed by opening VOC, and closing can be passed through
Main air door 422, which is realized, disconnects main wind path 42.In step S308, the main wind path 42 of conducting can be realized by opening main air door 422, and
The realization disconnection VOC absorption wind paths 43 of air door 432 can be absorbed by closing VOC.
In some embodiments, aforementioned the default density is in 0.1~0.3mg/m3Between.
The method of VOC gas in the removal wind cooling refrigerator 100 provided in the present embodiment, by being stored up to wind cooling refrigerator 100
VOC concentration inside object compartment 20 is detected, in the case that VOC is greater than or equal to the default density in storing compartment 20,
VOC is absorbed using VOC absorption modules, to prevent from causing harmful effect to user's body；VOC content is smaller in storing compartment 20
In the case of, the refrigeration cycle that storing compartment 20 is completed using main wind path 42 is extended simultaneously so as to accelerate refrigeration cycle speed
The service life of VOC absorption modules.
So far, although those skilled in the art will appreciate that present invention has been shown and described in detail herein multiple shows
Example property embodiment still without departing from the spirit and scope of the present invention, still can according to the present disclosure directly
Determine or derive many other variations or modifications consistent with the principles of the invention.Therefore, the scope of the present invention is understood that and recognizes
It is set to and covers other all these variations or modifications.
Claims (10)
1. a kind of wind cooling refrigerator, including：
Supply air duct for supplying from cooling air to the storing compartment of the wind cooling refrigerator；It is formed with master in the supply air duct
Wind path and the VOC separated with the main wind path absorb wind path, wherein the VOC, which absorbs in wind path, is provided with VOC adsorption modules, institute
VOC adsorption modules are stated for removing the VOC gas in the air for flowing through it；
The supply air duct is configured to that VOC absorptions one of the wind path and the main wind path is controllably connected, so that via described
Or the cooling air entered in the supply air duct after the evaporator cooling of refrigerator flows through the main wind path without any
Processing ground flows into the storing compartment or flows through the VOC and absorbs described in wind path is removed after VOC gas therein and flows into
In storing compartment；
The wind cooling refrigerator further includes gas sensor, and the gas sensor is used to detect the VOC gas in the storing compartment
The concentration of body；
The supply air duct is further configured to：The VOC is connected according to the concentration of the VOC gas of gas sensor detection
Absorb one of wind path and the main wind path；
The supply air duct is further configured to：When the concentration of the VOC gas of gas sensor detection is greater than or equal in advance
If when concentration value, the VOC being connected and absorbs wind path and disconnects the main wind path；Otherwise, it is connected described in the main wind path and disconnection
VOC absorbs wind path.
2. wind cooling refrigerator according to claim 1, wherein
The default density is in 0.1~0.3mg/m3Between.
3. wind cooling refrigerator according to claim 1, wherein the supply air duct includes：Wind path switching device, is configured to：
When the concentration of VOC gas in the storing compartment of gas sensor detection is greater than or equal to the default density, conducting
The VOC absorbs wind path and disconnects the main wind path；Otherwise, the main wind path is connected and disconnects the VOC and absorbs wind path.
4. wind cooling refrigerator according to claim 3, wherein the wind path switching device includes：It is arranged in the main wind path
Main air door at lower inlet absorbs air door with the VOC being arranged at the lower inlet that the VOC absorbs wind path.
5. wind cooling refrigerator according to claim 4, wherein
The main wind path absorbs wind path with the VOC and is separated by partition board；
The main air door and the VOC absorb air door and are provided by an adjustable electric air door, wherein the adjustable electric air door is arranged
In the bottom of the partition board.
6. wind cooling refrigerator according to claim 1 is pivotally disposed at wherein the supply air duct further includes door-plate
The VOC absorbs at the upper outlet of wind path, and is configured to：
When the door-plate is upwarded pressure more than its own gravity and the door-plate by what air below provided by its top
The sum of air pressure when, be rotated up to open the upper outlet；When the door-plate is pressed by cooling air below
When power is less than its own gravity and the door-plate by the sum of air pressure above it, rotates down and gone out with closing the top
Mouthful.
7. wind cooling refrigerator according to claim 1, wherein
The VOC adsorption modules include：Waterproof and breathable bag and the VOC adsorbents being arranged in the waterproof and breathable bag, wherein institute
VOC adsorbents are stated to be made of the raw material of following proportioning：
50~70 parts by weight of modified activated carbon；30~50 parts by weight of mesoporous polydivinylbenezene；20~25 weight of nano controlled-release carrier
Measure part；0.25~0.65 parts by weight of ivy extract；And 0.55~1.25 parts by weight of aloe extract.
8. the method for the VOC gas in a kind of removal wind cooling refrigerator, wherein the wind cooling refrigerator is according in claim 1~7
Any one of them wind cooling refrigerator, the method includes：
The indoor VOC gas concentration of the storing of the wind cooling refrigerator is obtained,
The VOC is connected according to the VOC gas concentration and absorbs one of wind path and the main wind path.
9. according to the method described in claim 8, the VOC wherein, which is connected, according to the VOC gas concentration absorbs wind path and institute
Stating one of main wind path includes：
When the VOC gas concentration is greater than or equal to the default density, the VOC that the wind cooling refrigerator is connected absorbs wind path and breaks
Open the main wind path of the wind cooling refrigerator；Otherwise, the main wind path is connected and disconnects the VOC and absorbs wind path.
10. according to the method described in claim 9, wherein
The default density is in 0.1~0.3mg/m3Between.
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| CN106568294B (en) * | 2016-10-14 | 2019-05-03 | 青岛海尔特种电冰箱有限公司 | The control method and refrigerator of refrigerator |
| CN113758099A (en) * | 2021-09-27 | 2021-12-07 | Tcl家用电器（合肥）有限公司 | Refrigerator and method for processing air in refrigerator |
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| CN2342336Y (en) * | 1998-02-25 | 1999-10-06 | 上海浦林电器有限公司 | Automatic deodoring and sterilizing device for refrigerator |
| CN1955626A (en) * | 2005-10-28 | 2007-05-02 | 株式会社东芝 | Refrigeratory |
| CN101368782A (en) * | 2007-06-11 | 2009-02-18 | 株式会社东芝 | Refrigerator |
| CN104457128A (en) * | 2013-09-12 | 2015-03-25 | Bsh博世和西门子家用电器有限公司 | Household refrigerating appliance and method for operating a household refrigerating appliance |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4912132B2 (en) * | 2006-12-07 | 2012-04-11 | 三洋電機株式会社 | refrigerator |
| KR101700194B1 (en) * | 2010-07-29 | 2017-01-26 | 엘지전자 주식회사 | Refrigerator and controlling method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2342336Y (en) * | 1998-02-25 | 1999-10-06 | 上海浦林电器有限公司 | Automatic deodoring and sterilizing device for refrigerator |
| CN1955626A (en) * | 2005-10-28 | 2007-05-02 | 株式会社东芝 | Refrigeratory |
| CN101368782A (en) * | 2007-06-11 | 2009-02-18 | 株式会社东芝 | Refrigerator |
| CN104457128A (en) * | 2013-09-12 | 2015-03-25 | Bsh博世和西门子家用电器有限公司 | Household refrigerating appliance and method for operating a household refrigerating appliance |
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