CN106091557B - A kind of antifog control method of the camera for refrigerator - Google Patents
A kind of antifog control method of the camera for refrigerator Download PDFInfo
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- CN106091557B CN106091557B CN201610474226.4A CN201610474226A CN106091557B CN 106091557 B CN106091557 B CN 106091557B CN 201610474226 A CN201610474226 A CN 201610474226A CN 106091557 B CN106091557 B CN 106091557B
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- camera
- refrigerator
- control method
- heater strip
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Abstract
The present invention provides a kind of antifog control method of camera for refrigerator, the refrigerator has cabinet, door body and the heater strip to be heated to camera, the antifog control method includes: to detect that someone is close and refrigerator door to be opened, start heater strip, is heated with P1 power to camera；Judge whether refrigerator door is opened, if so, judging whether refrigerator door closes, if it is not, detection obtains camera temperature T1 and environment temperature T2, comparison camera temperature T1 and environment temperature T2, if T1 >=T2, suspends heating wire works；If T1 < T2, reduces heater strip power and heated to P2 and with P2 power to camera.Using the antifog control method of the present invention, solves the problems, such as that the camera for refrigerator is fuzzy, unsharp due to shooting caused by fogging, and energy saving, extend heater strip service life.
Description
Technical field
The present invention relates to the control technology field of refrigerator, in particular to the antifog controlling party of a kind of camera for refrigerator
Method.
Background technique
User increasingly improves the functional requirement of refrigerator at this stage, understands in real time to allow users to and obtains in refrigerator
The Item Information in portion proposes to install camera in refrigerator inside and by the photo Real-time Feedback refrigerator of camera shooting in the industry
Portion's article stores situation.
But since the temperature in refrigerator compartment is lower, hot and cold air interaction when refrigerator door is opened is so that camera
Camera lens surface often will appear solidifying mist, and then lead to the blurring of photos of camera shooting, unintelligible or even significant image distortions,
It can not discrimination.In view of the above-mentioned problems, Chinese patent CN105571238 A discloses a kind of anti-fog method of refrigerator camera, pass through
Camera is set near air outlet so that the air-flow of air outlet blowout dispels water mist.But its setting to camera
Region, which has, is strict with, and makes blower frequent starting or closing, is also unfavorable for the temperature stability demand of refrigerator inside.
In consideration of it, it is necessary to provide a kind of antifog control methods of new camera for refrigerator.
Summary of the invention
It is an object of that present invention to provide a kind of antifog control methods of camera for refrigerator, are able to solve camera knot
Fuzzy, unsharp problem is shot caused by mist, and reduces energy consumption.
For achieving the above object, the present invention provides a kind of antifog control method of camera for refrigerator, described
Refrigerator has cabinet, door body and the heater strip to be heated to camera, and the antifog control method includes:
S1: detecting that someone is close and refrigerator door to be opened, start heater strip, is heated with P1 power to camera same
When, add up the heating duration t of heater strip；
S2: judging whether refrigerator door is opened, if so, stopping accumulative heating duration t and going to S3 if it is not, then when heated
When long t adds up to the first preset duration t1, stop heating wire works；
S3: judging whether refrigerator door closes, if so, stopping heating wire works；If it is not, going to S4；
S4: detection obtains camera temperature T1 and environment temperature T2, comparison camera temperature T1 and environment temperature T2, if T1
>=T2 suspends heating wire works, and goes to S3；If T1 < T2, reduces heater strip power and add to P2 and with P2 power to camera
Heat, and go to S3.
As a further improvement of the present invention, the first preset duration t1 is set as 10~20S.
As a further improvement of the present invention, S1 detects someone close to refrigerator, and after the second preset duration t2, again
Detection confirmation someone starts heater strip close to refrigerator.
As a further improvement of the present invention, S3 further includes judging whether refrigerator door closes, if so, the camera pair
Refrigerator inside is taken pictures, and the Item Information of real-time update refrigerator inside.
As a further improvement of the present invention, S4 further includes as T1 >=T2, and the camera claps refrigerator inside
According to, and the Item Information of real-time update refrigerator inside.
As a further improvement of the present invention, the power P 1 of the heater strip is set greater than equal to 0.5W；P2 is set as
Less than or equal to 1W.
Beneficial effects of the present invention: using the antifog control method of the present invention, ice is avoided to camera heating by heater strip
Camera extends and adds due to shooting fuzzy, unsharp problem, and energy saving caused by fogging in chamber door body switching process
Heated filament service life.
Detailed description of the invention
Fig. 1 is the control flow schematic diagram using the antifog control method of refrigerator camera of the present invention.
Specific embodiment
Below with reference to embodiment shown in the drawings, the present invention will be described in detail.But the embodiment is not intended to limit
The present invention, structure that those skilled in the art are made according to the embodiment, method or transformation functionally are wrapped
Containing within the scope of the present invention.
A better embodiment of the invention is shown referring to Fig. 1.The present invention provides a kind of preventing for camera for refrigerator
Mist control method, the refrigerator have cabinet, door body, be set in door body with detect whether someone close to refrigerator human sensing
The master control borad that device, heater strip and control refrigerator to be heated to camera are run.It is described anti-after refrigerator opens operation
Mist control method specifically includes that
S1: it detects that someone is close and refrigerator door to be opened, starts heater strip, give camera heating with P1 power；Together
When, add up the heating duration t of heater strip.
S2: judging whether refrigerator door is opened, if so, stopping accumulative heating duration t, and goes to S3；If it is not, then working as heating
When duration t adds up to the first preset duration t1, stop heating wire works.Wherein, the first preset duration t1 be set as 10~
20S。
S3: judging whether refrigerator door closes, if so, stopping heating wire works；If it is not, going to S4；
S4: detection obtains camera temperature T1 and environment temperature T2, comparison camera temperature T1 and environment temperature T2, if T1
>=T2 suspends heating wire works, and goes to S3；If T1 < T2, reduces heater strip power and add to P2 and with P2 power to camera
Heat, and go to S3.
The human body sensor is difficult to avoid that in actual use will appear erroneous judgement, and then described in false triggering makes
Heater strip enters heated condition, increases disconnection/conducting frequency of heater strip circuit.To solve the above problems, S1 is specifically included: people
Body sensor detects someone close to refrigerator, and after the second preset duration t2, and detection confirmation someone is close to refrigerator, master control again
The two sides testing result judgement that plate is fed back by human body sensor has human desires to open refrigerator door, then starts heater strip.It opens
After dynamic heater strip heats camera with P1 power, if refrigerator door is still without beating after the first preset duration t1
Open, then it is assumed that human body sensor detect refrigerator door is intended to the information errors being opened, at this time control stop heater strip work
Make.
When the heater strip is heated using P1 power, in order to improve the local temperature at camera, P1 setting in the short time
For more than or equal to 0.5W；It on the other hand, is further supplementary heating or maintenance camera shooting when the heater strip is heated using P2 power
Local temperature at head, P2 are set smaller than equal to 1W, and P1 is made to be greater than P2.
It is apparent that the article storage situation of refrigerator inside may generate change when refrigerator door is opened turn off every time
Change, the Item Information of refrigerator inside at this time, it may be necessary to which camera shooting photo timely updates.The S3 step of the antifog control method
It further include judging whether refrigerator door closes, if so, the camera takes pictures to refrigerator inside, and in real-time update refrigerator
The Item Information in portion.Suppression or S4 step further include as T1 >=T2, and the camera takes pictures to refrigerator inside, and in real time
Update the Item Information of refrigerator inside.
In conclusion avoiding refrigerator door from opening camera heating by heater strip using the antifog control method of the present invention
Camera is due to shooting fuzzy, unsharp problem during pass caused by fogging, effectively, in accurate recording and more new fridge
The Item Information in portion, facilitate user in the case where not opening refrigerator door can real-time query refrigerator inside Item Information.
And the antifog control method reduces energy consumption, effectively extends heater strip service life.
It should be appreciated that although this specification is described in terms of embodiments, but not each embodiment only includes one
A independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should will say
As a whole, the technical solution in each embodiment may also be suitably combined to form those skilled in the art can for bright book
With the other embodiments of understanding.
The series of detailed descriptions listed above only for feasible embodiment of the invention specifically
Protection scope bright, that they are not intended to limit the invention, it is all without departing from equivalent implementations made by technical spirit of the present invention
Or change should all be included in the protection scope of the present invention.
Claims (6)
1. a kind of antifog control method of the camera for refrigerator, the refrigerator has cabinet, door body and to camera
The heater strip heated, the antifog control method include:
S1: detecting that someone is close and refrigerator door to be opened, start heater strip, while heating with P1 power to camera,
The heating duration t of accumulative heater strip；
S2: judging whether refrigerator door is opened, if so, stopping accumulative heating duration t and going to S3；If it is not, then long t when heated
When adding up to the first preset duration t1, stop heating wire works；
S3: judging whether refrigerator door closes, if so, stopping heating wire works；If it is not, going to S4；
S4: detection obtains camera temperature T1 and environment temperature T2, comparison camera temperature T1 and environment temperature T2, if T1 >=
T2 suspends heating wire works, and goes to S3；If T1 < T2, reduces heater strip power and is heated to P2 and with P2 power to camera,
And go to S3.
2. antifog control method according to claim 1, it is characterised in that: the first preset duration t1 is set as 10~
20S。
3. antifog control method according to claim 1, it is characterised in that: S1 detects someone close to refrigerator, and in
After two preset duration t2, when detection confirmation someone is close to refrigerator again, start heater strip.
4. antifog control method according to claim 1, it is characterised in that: S3 further includes judging whether refrigerator door closes
It closes, if so, the camera takes pictures to refrigerator inside, and the Item Information of real-time update refrigerator inside.
5. antifog control method according to claim 1, it is characterised in that: S4 further includes the camera shooting as T1 >=T2
Head takes pictures to refrigerator inside, and the Item Information of real-time update refrigerator inside.
6. antifog control method according to claim 1, it is characterised in that: the power P 1 of the 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 |
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| Publication Number | Publication Date |
|---|---|
| CN106091557A CN106091557A (en) | 2016-11-09 |
| CN106091557B true CN106091557B (en) | 2019-01-18 |
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| CN201610474226.4A Active CN106091557B (en) | 2016-06-24 | 2016-06-24 | A kind of antifog control method of the camera for refrigerator |
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Families Citing this family (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 |
| US11122203B1 (en) * | 2020-05-26 | 2021-09-14 | Haier Us Appliance Solutions, Inc. | Refrigerator camera modules and methods for preventing lens fog |
| 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 |
| JP2022104681A (en) * | 2020-12-29 | 2022-07-11 | アクア株式会社 | 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 |
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| Publication number | Publication date |
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| CN106091557A (en) | 2016-11-09 |
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