CN106091557A - A kind of antifog control method of the photographic head for refrigerator - Google Patents
A kind of antifog control method of the photographic head for refrigerator Download PDFInfo
- Publication number
- CN106091557A CN106091557A CN201610474226.4A CN201610474226A CN106091557A CN 106091557 A CN106091557 A CN 106091557A CN 201610474226 A CN201610474226 A CN 201610474226A CN 106091557 A CN106091557 A CN 106091557A
- Authority
- CN
- China
- Prior art keywords
- refrigerator
- photographic head
- control method
- heater strip
- power
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- 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
- F25D23/00—General constructional features
- F25D23/12—Arrangements of compartments additional to cooling compartments; Combinations of refrigerators with other equipment, e.g. stove
-
- 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
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- Engineering & Computer Science (AREA)
- Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
Abstract
The present invention provides the antifog control method of a kind of photographic head for refrigerator, described refrigerator has casing, door body and in order to the heater strip heating photographic head, described antifog control method includes: detected people near and refrigerator door to be opened, start heater strip, heat to photographic head with P1 power；Judge whether refrigerator door is opened, if so, judge whether refrigerator door closes, if it is not, detection obtains photographic head temperature T1 and ambient temperature T2, contrast photographic head temperature T1 and ambient temperature T2, if T1 >=T2, suspend heating wire works；If T1 < T2, reduction heater strip power to P2 also heats to photographic head with P2 power.Using the antifog control method of the present invention, the shooting solving to cause due to fogging for the photographic head of refrigerator is fuzzy, unsharp problem, and energy efficient, extends heater strip service life.
Description
Technical field
The present invention relates to the control technical field of refrigerator, particularly to the antifog controlling party of a kind of photographic head for refrigerator
Method.
Background technology
Present stage user day by day improves for the functional requirement of refrigerator, for allowing users to understand in real time and obtain in refrigerator
The Item Information in portion, proposes in the industry in refrigerator inside installs photographic head the photo Real-time Feedback refrigerator that shot by photographic head
Portion's article storage situation.
But, owing to the temperature in refrigerator compartment is relatively low, air when refrigerator door is opened makes photographic head alternately
Often there is solidifying mist in camera lens surface, and then causes photographic fog that photographic head shoots, unintelligible, even significant image distortions,
Cannot discrimination.For the problems referred to above, Chinese patent CN105571238 A discloses the anti-fog method of a kind of refrigerator photographic head, passes through
Photographic head is arranged near air outlet so that water smoke is dispelled by the air-flow of air outlet blowout.But its setting to photographic head
Region has strict demand, and makes blower fan frequent starting or closedown, is also unfavorable for the temperature stabilization sexual demand of refrigerator inside.
In consideration of it, be necessary to provide the antifog control method of a kind of new photographic head for refrigerator.
Summary of the invention
Present invention aim at providing the antifog control method of a kind of photographic head for refrigerator, it is possible to solve photographic head knot
Mist and the shooting that causes is fuzzy, unsharp problem, and reduce energy consumption.
For achieving the above object, the present invention provides the antifog control method of a kind of photographic head for refrigerator, described
Refrigerator has casing, door body and in order to the heater strip heating photographic head, and described antifog control method includes:
S1: detected people near and refrigerator door to be opened, start heater strip, heat to photographic head with P1 power；
S2: judge whether refrigerator door is opened, if so, goes to S3；
S3: judge whether refrigerator door closes, if so, stops heating wire works；If it is not, go to S4；
S4: detection obtains photographic head temperature T1 and ambient temperature T2, contrast photographic head temperature T1 and ambient temperature T2, if T1 >=
T2, suspends heating wire works, and goes to S3；If T1 < T2, reduction heater strip power to P2 also heats to photographic head with P2 power,
And go to S3.
As a further improvement on the present invention, while S1 startup heater strip heats to photographic head with P1 power, add up to add
The heating duration t of heated filament.
As a further improvement on the present invention, S2 also includes judging whether refrigerator door is opened, and if so, stops accumulative heating
Duration t；During if it is not, the longest t adds up to the first preset duration t1, stop heating wire works.
As a further improvement on the present invention, described first preset duration t1 is set to 10～20S.
As a further improvement on the present invention, S1 detected people near refrigerator, and after the second preset duration t2, again
Detection confirmation has people near refrigerator, starts heater strip.
As a further improvement on the present invention, S3 also includes judging whether refrigerator door closes, the most described photographic head pair
Refrigerator inside is taken pictures, and the Item Information of real-time update refrigerator inside.
As a further improvement on the present invention, S4 also includes that, as T1 >=T2, refrigerator inside is clapped by described photographic head
According to, and the Item Information of real-time update refrigerator inside.
As a further improvement on the present invention, the power P 1 of described heater strip is set greater than equal to 0.5W；P2 is set to
Less than or equal to 1W.
Beneficial effects of the present invention: use the antifog control method of the present invention, avoids ice by heater strip to photographic head heating
The shooting that in chamber door body switching process, photographic head causes due to fogging is fuzzy, unsharp problem, and energy efficient, and prolongation adds
Heated filament service life.
Accompanying drawing explanation
Fig. 1 is the control flow schematic diagram of the antifog control method using refrigerator photographic head of the present invention.
Detailed description of the invention
Describe the present invention below with reference to embodiment shown in the drawings.But this embodiment is not limiting as
The present invention, structure, method or conversion functionally that those of ordinary skill in the art is made according to this embodiment are all wrapped
Containing within the scope of the present invention.
It show the present invention one better embodiment referring to Fig. 1.The present invention provides the anti-of a kind of photographic head for refrigerator
Mist control method, described refrigerator has casing, door body, is arranged in door body to detect whether people's human sensing close to refrigerator
Device, the master control borad run in order to the heater strip that photographic head is heated and control refrigerator.Refrigerator is opened after running, described anti-
Mist control method specifically includes that
S1: detected people near and refrigerator door to be opened, start heater strip, heat to photographic head with P1 power；Meanwhile, tired
The heating duration t of meter heater strip.
S2: judge whether refrigerator door is opened, if so, stops accumulative heating duration t, and goes to S3；If it is not, then work as heating
When duration t adds up to the first preset duration t1, stop heating wire works.Wherein, described first preset duration t1 be set to 10～
20S。
S3: judge whether refrigerator door closes, if so, stops heating wire works；If it is not, go to S4；
S4: detection obtains photographic head temperature T1 and ambient temperature T2, contrast photographic head temperature T1 and ambient temperature T2, if T1 >=
T2, suspends heating wire works, and goes to S3；If T1 < T2, reduction heater strip power to P2 also heats to photographic head with P2 power,
And go to S3.
It is difficult to avoid that during described human body sensor is actually used and there will be erroneous judgement, and then owing to false triggering makes described
Heater strip enters heated condition, increases the disconnection/conducting frequency of heater strip circuit.For solving the problems referred to above, S1 specifically includes: people
Body sensor detected people near refrigerator, and after the second preset duration t2, detection confirmation has people near refrigerator, master control again
Plate judges have human desires to open refrigerator door by the both sides testing result that human body sensor is fed back, and then starts heater strip.Open
After photographic head is heated by dynamic heater strip with P1 power, if after the first preset duration t1, refrigerator door is not still beaten
Open, then it is assumed that human body sensor detected refrigerator door is intended to the information errors that is opened, now control to stop heater strip work
Make.
When described heater strip uses the heating of P1 power, in order to improve the local temperature at photographic head in the short time, P1 is arranged
For more than or equal to 0.5W；On the other hand, when described heater strip uses the heating of P2 power, for further supplementary heating or maintenance shooting
Local temperature at Tou, P2 is set smaller than equal to 1W, and makes P1 be more than P2.
It is apparent that when refrigerator door is opened and turned off every time, the article storage situation of refrigerator inside may produce change
Change, the Item Information of refrigerator inside at this time, it may be necessary to photographic head shooting photo upgrades in time.The S3 step of described antifog control method
Also including judging whether refrigerator door closes, refrigerator inside is taken pictures by the most described photographic head, and in real-time update refrigerator
The Item Information in portion.Press down or S4 step also includes that, as T1 >=T2, refrigerator inside is taken pictures by described photographic head, and in real time
Update the Item Information of refrigerator inside.
In sum, use the antifog control method of the present invention, avoid refrigerator door to open photographic head heating by heater strip
The shooting that during pass, photographic head causes due to fogging is fuzzy, unsharp problem, and effective, accurate recording also updates in refrigerator
The Item Information in portion, facilitates the user can the Item Information of real-time query refrigerator inside in the case of being not switched on refrigerator door.
And described antifog control method reduces energy consumption, effectively extend heater strip service life.
It is to be understood that, although this specification is been described by according to embodiment, but the most each embodiment only comprises one
Individual independent technical scheme, this narrating mode of description is only that for clarity sake those skilled in the art should will say
Bright book is as an entirety, and the technical scheme in each embodiment can also be through appropriately combined, and forming those skilled in the art can
With other embodiments understood.
The a series of detailed description of those listed above is only for the feasibility embodiment of the present invention specifically
Bright, they also are not used to limit the scope of the invention, all equivalent implementations made without departing from skill of the present invention spirit
Or change should be included within the scope of the present invention.
Claims (8)
1., for the antifog control method of photographic head for refrigerator, described refrigerator has casing, door body and in order to photographic head
Carrying out the heater strip heated, described antifog control method includes:
S1: detected people near and refrigerator door to be opened, start heater strip, heat to photographic head with P1 power；
S2: judge whether refrigerator door is opened, if so, goes to S3；
S3: judge whether refrigerator door closes, if so, stops heating wire works；If it is not, go to S4；
S4: detection obtains photographic head temperature T1 and ambient temperature T2, contrast photographic head temperature T1 and ambient temperature T2, if T1 >=
T2, suspends heating wire works, and goes to S3；If T1 < T2, reduction heater strip power to P2 also heats to photographic head with P2 power,
And go to S3.
Antifog control method the most according to claim 1, it is characterised in that: S1 starts heater strip with P1 power to photographic head
While heating, the heating duration t of accumulative heater strip.
Antifog control method the most according to claim 2, it is characterised in that: S2 also includes judging whether refrigerator door is beaten
Open, if so, stop accumulative heating duration t；During if it is not, the longest t adds up to the first preset duration t1, stop heater strip
Work.
Antifog control method the most according to claim 3, it is characterised in that: described first preset duration t1 be set to 10～
20S。
Antifog control method the most according to claim 1, it is characterised in that: S1 detected people near refrigerator, and in
After two preset duration t2, detection confirmation has people when refrigerator again, starts heater strip.
Antifog control method the most according to claim 1, it is characterised in that: S3 also includes judging whether refrigerator door closes
Closing, refrigerator inside is taken pictures by the most described photographic head, and the Item Information of real-time update refrigerator inside.
Antifog control method the most according to claim 1, it is characterised in that: S4 also includes as T1 >=T2, described shooting
Refrigerator inside is taken pictures by head, and the Item Information of real-time update refrigerator inside.
Antifog control method the most according to claim 1, it is characterised in that: the power P 1 of described heater strip is set greater than
Equal to 0.5W；P2 is set smaller than equal to 1W.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610474226.4A CN106091557B (en) | 2016-06-24 | 2016-06-24 | A kind of antifog control method of the camera for refrigerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610474226.4A CN106091557B (en) | 2016-06-24 | 2016-06-24 | A kind of antifog control method of the camera for refrigerator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106091557A true CN106091557A (en) | 2016-11-09 |
| CN106091557B CN106091557B (en) | 2019-01-18 |
Family
ID=57252665
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610474226.4A Active CN106091557B (en) | 2016-06-24 | 2016-06-24 | A kind of antifog control method of the camera for refrigerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106091557B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106642981A (en) * | 2017-01-25 | 2017-05-10 | 北京通远科技有限公司 | Refrigerator stored article management system based on image recognition |
| CN108803201A (en) * | 2018-06-15 | 2018-11-13 | 济南每日优鲜便利购网络科技有限公司 | CCD camera assembly defogging method for refrigeration equipment |
| CN112161419A (en) * | 2020-10-15 | 2021-01-01 | 广东哈士奇制冷科技股份有限公司 | Demisting system and control method thereof |
| WO2021212993A1 (en) * | 2020-05-26 | 2021-10-28 | 海尔智家股份有限公司 | Camera module in refrigeration appliance and method for preventing lens from fogging |
| WO2022143634A1 (en) * | 2020-12-29 | 2022-07-07 | 海尔智家股份有限公司 | Refrigerator |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003207258A (en) * | 2002-01-16 | 2003-07-25 | Toshiba Corp | Refrigerator |
| CN105358925A (en) * | 2013-06-14 | 2016-02-24 | Bsh家用电器有限公司 | Refrigeration appliance comprising a camera module |
| CN205090719U (en) * | 2015-10-27 | 2016-03-16 | 杭州华三通信技术有限公司 | Intelligent refrigerator |
| CN105571238A (en) * | 2016-02-25 | 2016-05-11 | 合肥华凌股份有限公司 | Refrigerator |
-
2016
- 2016-06-24 CN CN201610474226.4A patent/CN106091557B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003207258A (en) * | 2002-01-16 | 2003-07-25 | Toshiba Corp | Refrigerator |
| CN105358925A (en) * | 2013-06-14 | 2016-02-24 | Bsh家用电器有限公司 | Refrigeration appliance comprising a camera module |
| CN205090719U (en) * | 2015-10-27 | 2016-03-16 | 杭州华三通信技术有限公司 | Intelligent refrigerator |
| CN105571238A (en) * | 2016-02-25 | 2016-05-11 | 合肥华凌股份有限公司 | Refrigerator |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106642981A (en) * | 2017-01-25 | 2017-05-10 | 北京通远科技有限公司 | Refrigerator stored article management system based on image recognition |
| CN108803201A (en) * | 2018-06-15 | 2018-11-13 | 济南每日优鲜便利购网络科技有限公司 | CCD camera assembly defogging method for refrigeration equipment |
| WO2021212993A1 (en) * | 2020-05-26 | 2021-10-28 | 海尔智家股份有限公司 | Camera module in refrigeration appliance and method for preventing lens from fogging |
| CN112161419A (en) * | 2020-10-15 | 2021-01-01 | 广东哈士奇制冷科技股份有限公司 | Demisting system and control method thereof |
| CN112161419B (en) * | 2020-10-15 | 2022-04-15 | 广东哈士奇制冷科技股份有限公司 | Demisting system and control method thereof |
| WO2022143634A1 (en) * | 2020-12-29 | 2022-07-07 | 海尔智家股份有限公司 | Refrigerator |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106091557B (en) | 2019-01-18 |
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