CN106288637A - Nitrogen control method processed and refrigerating equipment for refrigerating equipment - Google Patents
Nitrogen control method processed and refrigerating equipment for refrigerating equipment Download PDFInfo
- Publication number
- CN106288637A CN106288637A CN201610680613.3A CN201610680613A CN106288637A CN 106288637 A CN106288637 A CN 106288637A CN 201610680613 A CN201610680613 A CN 201610680613A CN 106288637 A CN106288637 A CN 106288637A
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- China
- Prior art keywords
- nitrogen
- making device
- preset time
- sealing space
- refrigerating equipment
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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
- 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
- F25D2600/00—Control issues
- F25D2600/06—Controlling according to a predetermined profile
Abstract
The invention provides a kind of nitrogen control method processed for refrigerating equipment and refrigerating equipment.Wherein the nitrogen control method processed for refrigerating equipment includes: detection opening and closing seals the triggering signal in space；Determining that sealing space is opened according to triggering signal, after sealing space is closed the first Preset Time, control nitrogen-making device runs the second Preset Time provides nitrogen to sealing space；It is not detected by triggering signal in nitrogen-making device terminates the 3rd Preset Time of nitrogen processed, controls nitrogen-making device and run the 4th Preset Time, the nitrogen naturally revealed with supplementary sealing space.The solution of the present invention, concentration sensor measurement is avoided to seal the oxygen concentration in space to control the duty of nitrogen device, cost-effective, it is distinguish between sealing the two states opened or do not open in space, accurately control, avoid nitrogen-making device to increase the unnecessary working time, save energy consumption of refrigerator.
Description
Technical field
The present invention relates to article field of storage, particularly relate to a kind of nitrogen control method processed for refrigerating equipment with
And refrigerating equipment.
Background technology
Along with social development and people's living standard improve day by day, and the rhythm of life of people is increasingly faster, Ren Menjing
Often can buy substantial amounts of article to be placed in all kinds of refrigerating equipment, but for leafy vegetable and melon and fruit based food, cold
Hiding low temperature indoor between the storing of freezing equipment not only can make the epidermis of these foods the wrinkling and phenomenon of spot occur, also can shadow
Ring they original taste and nutrition.
Nitrogen, as a kind of colourless, nontoxic, tasteless noble gas, has been widely used in the neck of food fresh keeping the most
Territory, carries out nitrogen charging with balance carbon dioxide therein, oxygen etc., can effectively delay storage room between the storing of refrigerating equipment
Deposit the oxidation deterioration of thing and rot, so that realizing food fresh keeping.
Prior art can carry out nitrogen processed by concentration sensor according to blas control, but there is following lacking
Point: the cost of concentration sensor is the highest, even if in the case of its open frequency is relatively low, service life also at about 2 years, nothing
Method uses on refrigerating equipment for a long time.In the case of not using oxygen sensor, nitrogen-making device can only be made fixing
Time opens.I.e. set in fixing certain several time period every day and open the nitrogen-making device set time.The size of this time and sealing
The volume of drawer, nitrogen-making device tolerance relevant with factors such as pressure.But nitrogen process processed can not be carried out by this control method
Accurately controlling, nitrogen-making device may be made to increase the extra work time, the time that nitrogen-making device runs at high operating temperatures increases
Add, affect its service life；The cavity inner temperature at nitrogen-making device place is higher, also can have undesirable effect to miscellaneous part.
Summary of the invention
It is an object of the present invention to provide the nitrogen control method processed for refrigerating equipment of a kind of simplicity.
The present invention one further objective is that in the sealing space of refrigerating equipment to be made that nitrogen gas concn meets and protects
Fresh requirement.
Especially, the invention provides a kind of nitrogen control method processed for refrigerating equipment, wherein refrigerating sets
Between standby storing, chamber interior is provided with sealing space, and refrigerating equipment is provided with for the nitrogen processed sealing space offer nitrogen
Device, and include for the nitrogen control method processed of refrigerating equipment: detection opening and closing seals the triggering signal in space；According to touching
Signalling determines that sealing space is opened, and after sealing space is closed the first Preset Time, controls nitrogen-making device and runs second
Preset Time provides nitrogen to sealing space；It is not detected by triggering letter in nitrogen-making device terminates the 3rd Preset Time of nitrogen processed
Number, control nitrogen-making device and run the 4th Preset Time, the nitrogen naturally revealed with supplementary sealing space, wherein the 3rd Preset Time
More than the first Preset Time, the 4th Preset Time is less than the second Preset Time.
Alternatively, also included before controlling the step that nitrogen-making device runs: the compressor of detection refrigerating equipment is
No in running order；And if so, control nitrogen-making device and quit work at compressor and start afterwards.
Alternatively, between storing, chamber interior is provided with sealed drawer, sealed drawer limit sealing space.
Alternatively, detection opening and closing seals the step triggering signal in space and includes: the signal of detection sealed drawer opening and closing, with
As triggering signal.
Alternatively, control also to include during nitrogen-making device runs: the operating temperature of detection nitrogen-making device, and judge work
Whether make temperature more than preset temperature；And if so, control nitrogen-making device discontinuous operation.
According to another aspect of the present invention, additionally providing a kind of refrigerating equipment, this refrigerating equipment has storage
Room between thing, between storing, chamber interior is provided with sealing space, and refrigerating equipment also includes: nitrogen-making device, is configured to close
Envelope space provides nitrogen；Detection trigger device, is configured to detect opening and closing and seals the triggering signal in space；Time set, is configured to
After determining that sealing space is closed according to triggering signal, record seals space pent persistent period, and nitrogen-making device knot
It is not detected by triggering the persistent period of signal after restrainting nitrogen processed；And nitrogen-making device is configured to: be closed first sealing space
After Preset Time, run the second Preset Time to sealing space and nitrogen is provided, and in the 3rd Preset Time terminating nitrogen processed
When being not detected by triggering signal, run the 4th Preset Time, the nitrogen naturally revealed with supplementary sealing space, wherein the 3rd preset
Time is more than the first Preset Time, and the 4th Preset Time is less than the second Preset Time.
Alternatively, this refrigerating equipment also includes: condition checkout gear, is configured to before nitrogen-making device runs, inspection
The compressor surveying refrigerating equipment is the most in running order；And in the case of result is for being, nitrogen-making device also configures that
Become: quit work at compressor and start afterwards.
Alternatively, this refrigerating equipment also includes: sealed drawer, is arranged at chamber interior between storing, sealed drawer limits
Make sealing space.
Alternatively, detection trigger device is configured to: the signal of detection sealed drawer opening and closing, using as triggering signal.
Alternatively, this refrigerating equipment also includes: temperature sensor, is configured to detect the operating temperature of nitrogen-making device；
And nitrogen-making device is configured to: in running, in the case of detecting that operating temperature is more than preset temperature, knock off
Make.
The nitrogen control method processed for refrigerating equipment of the present invention and refrigerating equipment, wherein refrigerating sets
Between standby storing, chamber interior is provided with sealing space, and refrigerating equipment is provided with for the nitrogen processed sealing space offer nitrogen
Device, seals the triggering signal in space by detection opening and closing；According to trigger signal determine sealing space be closed first preset time
After between, control nitrogen-making device and run the second Preset Time to sealing space offer nitrogen；The 3rd of nitrogen processed the is terminated at nitrogen-making device
It is not detected by Preset Time triggering signal, controls nitrogen-making device and run the 4th Preset Time, naturally let out with supplementary sealing space
The nitrogen of dew, controlling nitrogen-making device with a kind of simple method provides nitrogen to sealing space, and can supplement close in time
The nitrogen that envelope space is revealed naturally, it is to avoid concentration sensor measurement seals the oxygen concentration in space to control nitrogen device
Duty, cost-effective, it is distinguish between sealing the two states opened or do not open in space, accurately controls, it is to avoid
Nitrogen-making device increases the unnecessary working time, saves energy consumption of refrigerator.
Further, the nitrogen control method processed for refrigerating equipment of the present invention and refrigerating equipment, in control
Nitrogen-making device processed can also detect refrigerating equipment compressor before running is the most in running order；And if so, control
Nitrogen-making device processed quits work at compressor and starts afterwards, it is to avoid compressor and nitrogen-making device are simultaneously in duty, increases
Refrigerator load, strengthens noise of refrigerator, affects the experience of user.Additionally, also may be used during controlling nitrogen-making device operation
To detect the operating temperature of nitrogen-making device, and judge that whether operating temperature is more than preset temperature；And if so, control nitrogen-making device
Discontinuous operation, it is possible to reduce the time that nitrogen-making device runs at high operating temperatures, extends its service life, it is also possible to avoid its institute
Cavity inner temperature higher, have undesirable effect to miscellaneous part.
According to below in conjunction with the accompanying drawing detailed description to the specific embodiment of the invention, those skilled in the art will be brighter
Above-mentioned and other purposes, advantage and the feature of the present invention.
Accompanying drawing explanation
Describe some specific embodiments of the present invention the most by way of example, and not by way of limitation in detail.
Reference identical in accompanying drawing denotes same or similar parts or part.It should be appreciated by those skilled in the art that these
Accompanying drawing is not necessarily drawn to scale.In accompanying drawing:
Fig. 1 is the schematic diagram of refrigerating equipment according to an embodiment of the invention；
Fig. 2 is the schematic block diagram of refrigerating equipment according to an embodiment of the invention；
Fig. 3 is the schematic block diagram of refrigerating equipment in accordance with another embodiment of the present invention；
Fig. 4 is according to an embodiment of the invention for the flow chart of nitrogen control method processed of refrigerating equipment；With
And
Fig. 5 is in accordance with another embodiment of the present invention for the flow chart of nitrogen control method processed of refrigerating equipment.
Detailed description of the invention
The present embodiment provide firstly a kind of refrigerating equipment 100, and Fig. 1 is cold preservation according to an embodiment of the invention
The schematic diagram of freezing equipment 100, Fig. 2 is the schematic block diagram of refrigerating equipment 100 according to an embodiment of the invention.This is cold
Hiding freezing equipment 100 can be refrigerator, refrigerator-freezer etc..
The refrigerating equipment 100 of the present embodiment has room 10 between storing, and between storing, room 10 is internally provided with sealing space
11, it is provided with seal box 12 in the present embodiment between storing in room 10, above-mentioned sealing space 11 can be limited by seal box 12,
In some optional embodiments, above-mentioned sealing space 11 can also be limited by sealed drawer, hermetically sealed can, seal box etc..This
Embodiment refrigerating equipment 100 also includes: nitrogen-making device 20, detection trigger device 30 and time set 40.
Nitrogen-making device 20 can provide nitrogen to sealing space 11.The nitrogen-making device 20 of the present embodiment can utilize PSA system
Nitrogen method, removes oxygen in air thus produces pure nitrogen.Pressure-variable adsorption PSA (Pressure Swing
Adsorption) specifically refer to, in the case of temperature-resistant, mixed gas be pressurizeed, and utilize adsorbent unnecessary
Foreign gas thus obtain the purest pure gas, then with reducing pressure (evacuation) or in the method for normal pressure makes adsorbent
Foreign gas desorb, so that adsorbent is carried out secondary utilization.The nitrogen-making device 20 of the present embodiment can include air compressor machine
And nitrogen oxygen separator, air compressor machine provides compressed air to nitrogen oxygen separator.Oxygen Adsorption agent is arranged at inside nitrogen oxygen separator,
Nitrogen oxygen separator, with compressed air as raw material, uses pressure swing adsorption, utilizes adsorbent to oxygen and the selective absorption of nitrogen, reality
Nitrogen in existing air and oxygen separating, thus produce pure nitrogen.
Detection trigger device 30 can be configured to detect opening and closing and seals the triggering signal in space 11.
After time set 40 can be configured to determine that sealing space 11 is closed according to triggering signal, record seals space 11
It is not detected by triggering the persistent period of signal after pent persistent period, and nitrogen-making device 20 end nitrogen processed.
Nitrogen-making device 20 may be configured to after sealing space 11 is closed the first Preset Time, when operation second is preset
Between provide nitrogen to sealing space 11, and when being not detected by triggering signal in the 3rd Preset Time terminating nitrogen processed, operation
4th Preset Time, the nitrogen naturally revealed with supplementary sealing space 11.Wherein, after sealing space 11 is unlocked, space is sealed
Oxygen concentration in 11 runs off serious with extraneous balance, i.e. nitrogen；And be not gated in sealing space 11 a period of time, due to close
The seal in envelope space 11 is good, and only a small amount nitrogen runs off, thus nitrogen-making device 20 is after sealing space 11 is unlocked, and needs
To carry out nitrogen processed work more rapidly, and nitrogen quantity processed is bigger, therefore the 3rd Preset Time is more than the first Preset Time, and the 4th
Preset Time is less than the second Preset Time.
When refrigerating equipment dispatches from the factory, to the nitrogen gas concn sealed in space 11 by the lowering of concentration meeting fresh-keeping requirement
Test to the concentration required time that cannot meet fresh-keeping requirement, and the 3rd Preset Time is set according to test result, above-mentioned
The nitrogen gas concn sealed in space 11 is carried by the concentration that cannot meet fresh-keeping requirement by the 4th Preset Time according to nitrogen-making device 20
The required time rising to meet the concentration of fresh-keeping requirement is configured, and such as, the 3rd Preset Time is 10 hours, and the 4th when presetting
Between be 20 minutes.Similarly, the concrete numerical value of the second Preset Time can also be configured according to many experiments result, is running
After the corresponding time, the nitrogen gas concn sealed in space 11 can meet food fresh-keeping requirement.Above-mentioned concrete numerical value is only for example
Illustrate, not the present invention is constituted restriction.
In some other embodiment, the 3rd Preset Time can be less than the nitrogen gas concn sealed in space 11 by meeting guarantor
The lowering of concentration of fresh requirement extremely cannot meet the time needed for the concentration of fresh-keeping requirement, it is to avoid nitrogen-making device 20 is sealing space 11
Start when interior nitrogen gas concn is the lowest so that seal the nitrogen gas concn fluctuation in space 11 excessive.Further, the 3rd of setting presets
Time is the longest, and the amount that nitrogen is revealed naturally is the most, and accordingly, the 4th Preset Time that nitrogen-making device 20 runs is the longest.Such as,
Three Preset Times are set to 5 hours, and nitrogen-making device 20 needs to run the 4th Preset Time 10 minutes so that seal in space 11
Nitrogen gas concn is by meeting fresh-keeping requirement；3rd Preset Time is set to 10 hours, then nitrogen-making device needs to run the 4th when presetting
Between 20 minutes, just can make to seal the nitrogen gas concn in space 11 by meeting fresh-keeping requirement.Above-mentioned concrete numerical value is only for example
Bright, not the present invention is constituted restriction.
The refrigerating equipment 100 of the present embodiment is distinguish between sealing the two states opened or do not open in space 11,
Accurately control, it is to avoid nitrogen-making device 20 increases the unnecessary working time, save energy consumption of refrigerator, with a kind of simple
Method controls nitrogen-making device 20 provides nitrogen to sealing space 11, and can supplement the nitrogen that sealing space 11 is revealed naturally in time
Gas, it is to avoid the oxygen concentration in concentration sensor measurement sealing space 11, to control the duty of nitrogen device, is saved into
This.
Fig. 3 is the schematic block diagram of refrigerating equipment 100 in accordance with another embodiment of the present invention.The cold preservation of the present embodiment
Freezing equipment 100 may include that sealed drawer 13, nitrogen-making device 20, detection trigger device 30, time set 40, compressor 51,
Condition checkout gear 50 and temperature sensor 60.
Wherein, it is internal that sealed drawer 13 is arranged at room 10 between storing, sealed drawer 13 limit sealing space 11, trigger
The triggering signal that detection device 30 is opened as sealing space 11 by the signal of detection sealed drawer 13 opening and closing.Other one
In a little alternative embodiments, between storing, room 10 is internally provided with seal box 12, and seal box 12 is provided with pivotable door body, triggers
Detection device 30 can be by the signal of detection door body opening and closing as sealing the triggering signal that space 11 is opened.
Condition checkout gear 50 can be configured to before nitrogen-making device 20 runs, the pressure of detection refrigerating equipment 100
Contracting machine 51 is the most in running order；And in the case of result is for being, nitrogen-making device 20 may be configured to: at compressor
51 quit work starts afterwards.Wherein when detecting that compressor 51 is in running order, can be at regular intervals to compression
The duty of machine 51 detects again, until detecting that compressor 51 quits work, nitrogen-making device 20 starts.Nitrogen-making device
20 and compressor 51 avoid being simultaneously in duty, can effectively reduce refrigerator load, reduce noise of refrigerator, promote user's
Experience.
The refrigerating equipment 100 of the present embodiment can also include: temperature sensor 60.Temperature sensor 60 can configure
Become the operating temperature of detection nitrogen-making device 20.The nitrogen-making device 20 of the present embodiment includes for producing compressed-air actuated air compressor machine,
Above-mentioned operating temperature can be the operating temperature of air compressor machine.Nitrogen-making device 20 is also in the process providing nitrogen to sealing space 11
In, in the case of detecting that operating temperature is more than preset temperature, discontinuous operation, namely after nitrogen-making device 20 runs a period of time,
Stop restarting after a period of time, repeat this circulation until the accumulative time cumulation summation run reach the second Preset Time or
4th Preset Time, thus reduce the operating temperature of nitrogen-making device 20, prevent the nitrogen temperature provided from refrigerating equipment being made
Become impact.Further, it is also possible to avoid nitrogen-making device 20 long-play at high operating temperatures, extend the use longevity of nitrogen-making device 20
Life, it is to avoid the cavity inner temperature at its place is higher, has undesirable effect to miscellaneous part.Above-mentioned preset temperature can be according to nitrogen processed
Device 20 allows the maximum temperature values reached to be set.
Present invention also offers a kind of nitrogen control method processed for refrigerating equipment, Fig. 4 is according to the present invention one
The flow chart of the nitrogen control method processed of the refrigerating equipment of embodiment.This nitrogen control method processed can utilize any of the above-described enforcement
The refrigerating equipment 100 of example performs.As shown in Figure 4, this nitrogen control method processed being used for refrigerating equipment perform successively with
Lower step:
Step S402, detection opening and closing seals the triggering signal in space 11, and this triggering signal can be by being arranged at sealing space
The open-close detection apparatus of 11 opening parts sends.Above-mentioned open-close detection apparatus can be Hall element, photoelectric sensor etc..
According to triggering signal, step S404, determines that sealing space 11 is opened, is closed first in sealing space 11 and presets
After time, control nitrogen-making device 20 runs the second Preset Time provides nitrogen to sealing space 11.Wherein it is possible to utilize timing to fill
Put 40 records and seal the space 11 pent persistent period.
Step S406, is not detected by triggering signal in nitrogen-making device 20 terminates the 3rd Preset Time of nitrogen processed.Wherein, system
The persistent period being not detected by triggering signal after nitrogen device 20 end nitrogen processed can also utilize time set 40 to carry out record.
Step S408, controls nitrogen-making device 20 and runs the 4th Preset Time, the nitrogen naturally revealed with supplementary sealing space 11
Gas, wherein the 3rd Preset Time is more than the first Preset Time, and the 4th Preset Time is less than the second Preset Time.Second Preset Time
Can be configured according to many experiments result and real needs with the 4th Preset Time, nitrogen-making device 20 is running the corresponding time
Afterwards, the nitrogen gas concn in sealing space 11 can be made to meet food fresh-keeping requirement.
The nitrogen control method processed for refrigerating equipment of the present embodiment is true with or without opening sealing space 11 according to user
Determine nitrogen-making device 20 and need to the time sealing space 11 nitrogen processed, to guarantee that the nitrogen sealing in space 11 keeps abundance.Seal
The smooth base amount in space 11 is main relevant with or without opening sealing space 11 with user, therefore, the nitrogen time processed also with user with or without
Open sealing space 11 to be correlated with.Specifically, sealing space 11 and be unlocked, smooth base amount is many, and the required nitrogen time processed is the longest；Seal
Being not gated in a period of time of space 11, owing to the natural causes such as gap leakage cause its internal nitrogen gas concn to decline, nitrogen is let out
Dew amount is few, and the required nitrogen time processed is the shortest.Further, the 3rd Preset Time pre-set is the longest, and the amount that nitrogen is revealed naturally is the most,
Accordingly, the 4th Preset Time that nitrogen-making device 20 runs is the longest.Such as, the 3rd Preset Time is set to 5 hours, nitrogen-making device
20 need to run the 4th Preset Time 10 minutes so that seal the nitrogen gas concn in space 11 by meeting fresh-keeping requirement；3rd is pre-
If set of time is 10 hours, then nitrogen-making device needs to run the 4th Preset Time 20 minutes, just can make to seal in space 11
Nitrogen gas concn by meeting fresh-keeping requirement.Above-mentioned concrete numerical value by way of example only, not constitutes restriction to the present invention.
Fig. 5 is in accordance with another embodiment of the present invention for the flow chart of nitrogen control method processed of refrigerating equipment.
This control method performs following steps successively:
Step S502, the signal of detection sealed drawer 13 opening and closing, using as triggering signal.In the present embodiment, between storing
Room 10 is internally provided with sealed drawer 13, and sealed drawer 13 limits sealing space 11, and detection trigger device 30 is close by detection
The signal of envelope drawer 13 opening and closing is as sealing the triggering signal that space 11 is opened.
According to triggering signal, step S504, determines that sealing space 11 is opened, is closed first in sealing space 11 and presets
After time, the running status of detection compressor 51.
Step S506, detection compressor 51 is the most in running order, and if it is not, perform step S508, if so, returns
Perform step S504.The most in running order according to compressor 51, determine that nitrogen-making device 20 starts the most immediately, can avoid
Compressor 51 and nitrogen-making device 20 are simultaneously in duty, increase the load of refrigerating equipment, and strengthen noise, impact
The experience of user.
Step S508, control nitrogen-making device 20 runs the second Preset Time provides nitrogen to sealing space 11.Seal space
After 11 are closed, controlling nitrogen-making device 20 to sealing space 11 provides nitrogen, so that the nitrogen gas concn sealed in space 11 is full
Foot food fresh-keeping requirement.
Whether step S510, be not detected by triggering signal in nitrogen-making device 20 terminates the 3rd Preset Time of nitrogen processed, if
It is to perform step S512, performs step S502 if it is not, return.
Step S512, the duty of detection compressor 51.
Step S514, detection compressor 51 is the most in running order, and if it is not, perform step S516, if so, returns
Perform step S512.Avoid compressor 51 and nitrogen-making device 20 to be simultaneously in duty, increase the load of refrigerating equipment,
And increasing noise, affect the experience of user.
Step S516, controls nitrogen-making device 20 and runs the 4th Preset Time, the nitrogen naturally revealed with supplementary sealing space 11
Gas.In the case of sealing space 11 is not switched on for a long time, seal space 11 as the natural causes such as gap leakage cause
Its internal nitrogen gas concn declines.Nitrogen-making device 20 determines sealing space 11 the most not in the 3rd Preset Time after nitrogen processed every time
In the case of being opened, start nitrogen processed continuous firing the 4th Preset Time, to be promoted to by the nitrogen gas concn sealing space 11
Preset concentration value.
When refrigerating equipment dispatches from the factory, to the nitrogen gas concn sealed in space 11 by the lowering of concentration meeting fresh-keeping requirement
Test to the concentration required time that cannot meet fresh-keeping requirement, and the 3rd Preset Time is set according to test result, above-mentioned
4th Preset Time can according to nitrogen-making device 20 by the nitrogen gas concn that seals in space 11 by meeting the dense of fresh-keeping requirement
Degree is promoted to meet the required time of the concentration of fresh-keeping requirement and is configured, and such as, the first Preset Time is 10h, and second presets
Time is 20min.Above-mentioned concrete numerical value by way of example only, not constitutes restriction to the present invention.In some other embodiment,
3rd Preset Time can be less than the nitrogen gas concn sealed in space 11 by meeting the lowering of concentration of fresh-keeping requirement to meeting
Time needed for the concentration of fresh-keeping requirement, it is to avoid nitrogen-making device 20 starts when the nitrogen gas concn sealed in space 11 is the lowest, makes
The nitrogen gas concn fluctuation in space 11 must be sealed excessive.
Additionally, during nitrogen-making device 20 is separately operable the second Preset Time and the 4th Preset Time, it is also possible to inspection
Survey the operating temperature of nitrogen-making device 20, and judge that whether operating temperature is more than preset temperature；And if so, control nitrogen-making device 20
Discontinuous operation.After i.e. nitrogen-making device 20 runs a period of time, restarting after stopping a period of time, repeating this circulation until adding up
The time cumulation summation run reaches the second Preset Time or the 4th Preset Time determined, thus avoids nitrogen-making device 20 at height
Work long hours under temperature state, affect its service life, it is possible to prevent from refrigerating equipment 100 is impacted.Above-mentioned pre-
If temperature can allow the maximum temperature values reached to be set according to nitrogen-making device 20.
The nitrogen control method processed for refrigerating equipment of the present embodiment, wherein between the storing of refrigerating equipment 100
Room 10 is internally provided with sealing space 11, and refrigerating equipment 100 is provided with the nitrogen processed for providing nitrogen to sealing space 11
Device 20, seals the triggering signal in space 11 by detection opening and closing；Determine that sealing space 11 is closed first according to triggering signal
After Preset Time, control nitrogen-making device 20 runs the second Preset Time provides nitrogen to sealing space 11；Tie at nitrogen-making device 20
It is not detected by restrainting the 3rd Preset Time of nitrogen processed triggering signal, controls nitrogen-making device 20 and run the 4th Preset Time, to supplement
Sealing the nitrogen that space 11 is revealed naturally, controlling nitrogen-making device 20 with a kind of simple method provides nitrogen to sealing space 11
Gas, and the nitrogen that sealing space 11 is revealed naturally can be supplemented in time, it is to avoid concentration sensor measurement seals space 11
Oxygen concentration is to control the duty of nitrogen device, cost-effective, to sealing the two states that space 11 is opened or do not opened
It is distinguish between, accurately controls, it is to avoid nitrogen-making device 20 increases the unnecessary working time, save energy consumption of refrigerator.
Further, the nitrogen control method processed for refrigerating equipment of the present embodiment, transport controlling nitrogen-making device 20
The compressor 51 that can also detect refrigerating equipment before row is the most in running order；And if so, control nitrogen-making device
20 quit work at compressor 51 starts afterwards, it is to avoid compressor 51 and nitrogen-making device 20 are simultaneously in duty, increases ice
Case load, strengthens noise of refrigerator, affects the experience of user.Additionally, also may be used during controlling nitrogen-making device 20 operation
To detect the operating temperature of nitrogen-making device 20, and judge that whether operating temperature is more than preset temperature；And if so, control nitrogen processed dress
Put 20 discontinuous operations, it is possible to reduce the time that nitrogen-making device 20 runs at high operating temperatures, extend its service life, it is also possible to keep away
The cavity inner temperature exempting from its place is higher, has undesirable effect to miscellaneous part.
So far, although those skilled in the art will appreciate that the multiple of the most detailed present invention of illustrate and describing show
Example embodiment, but, without departing from the spirit and scope of the present invention, still can be direct according to present disclosure
Determine or derive other variations or modifications of many meeting the principle of the invention.Therefore, the scope of the present invention is it is understood that and recognize
It is set to and covers other variations or modifications all these.
Claims (10)
1., for a nitrogen control method processed for refrigerating equipment, between the storing of described refrigerating equipment, chamber interior is provided with
Sealing space, described refrigerating equipment is provided with the nitrogen-making device for providing nitrogen to described sealing space, and described
Control method includes:
The triggering signal in space is sealed described in detection opening and closing；
Determine that described sealing space is opened according to described triggering signal, be closed the first Preset Time in described sealing space
After, control described nitrogen-making device and run the second Preset Time to described sealing space offer nitrogen；
In described nitrogen-making device terminates the 3rd Preset Time of nitrogen processed, it is not detected by described triggering signal, controls described nitrogen processed dress
Putting operation the 4th Preset Time, to supplement the nitrogen that described sealing space is revealed naturally, wherein said 3rd Preset Time is more than
Described first Preset Time, described 4th Preset Time is less than described second Preset Time.
Method the most according to claim 1, wherein, also included before controlling the step that described nitrogen-making device runs:
The compressor detecting described refrigerating equipment is the most in running order；And
If so, control described nitrogen-making device to quit work at described compressor and start afterwards.
Method the most according to claim 1, wherein,
Between described storing, chamber interior is provided with sealed drawer, described sealed drawer limit described sealing space.
Method the most according to claim 3, wherein, the step triggering signal sealing space described in detection opening and closing includes:
Detect the signal of described sealed drawer opening and closing, using as described triggering signal.
5. according to the method described in any one of Claims 1-4, wherein, control also to wrap during described nitrogen-making device runs
Include:
Detect the operating temperature of described nitrogen-making device, and judge that whether described operating temperature is more than preset temperature；And
If so, described nitrogen-making device discontinuous operation is controlled.
6. a refrigerating equipment, has room between storing, and between described storing, chamber interior is provided with sealing space, and described cold
Hide freezing equipment also to include:
Nitrogen-making device, is configured to provide nitrogen to described sealing space；
Detection trigger device, is configured to detect the triggering signal sealing space described in opening and closing；
Time set, after being configured to determine that described sealing space is closed according to described triggering signal, records described sealing space
The pent persistent period, and described nitrogen-making device terminate nitrogen processed after be not detected by persistent period of described triggering signal；And
And
Described nitrogen-making device is configured to: after described sealing space is closed the first Preset Time, run the second Preset Time
Nitrogen is provided to described sealing space, and when being not detected by described triggering signal in the 3rd Preset Time terminating nitrogen processed,
Running the 4th Preset Time, to supplement the nitrogen that described sealing space is revealed naturally, wherein said 3rd Preset Time is more than institute
Stating the first Preset Time, described 4th Preset Time is less than described second Preset Time.
Refrigerating equipment the most according to claim 6, also includes:
Condition checkout gear, was configured to before described nitrogen-making device runs, and the compressor detecting described refrigerating equipment is
No in running order；And
In the case of result is for being, described nitrogen-making device is configured to: quitting work at described compressor starts afterwards.
Refrigerating equipment the most according to claim 6, also includes:
Sealed drawer, is arranged at chamber interior between described storing, described sealed drawer limit described sealing space.
Refrigerating equipment the most according to claim 8, wherein said detection trigger device is configured to:
Detect the signal of described sealed drawer opening and closing, using as described triggering signal.
10., according to the refrigerating equipment described in any one of claim 6 to 9, also include:
Temperature sensor, is configured to detect the operating temperature of described nitrogen-making device；And
Described nitrogen-making device is configured to: in running, in the case of detecting that described operating temperature is more than preset temperature,
Discontinuous operation.
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Cited By (1)
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|---|---|---|---|---|
| TWI668399B (en) * | 2017-09-07 | 2019-08-11 | 台灣艾斯股份有限公司 | Intelligent oxygen-free nitrogen storage cabinet |
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| CN106288637B (en) | 2019-07-02 |
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