CN104534805A - Fan rotating speed control method and device and refrigerator - Google Patents
Fan rotating speed control method and device and refrigerator Download PDFInfo
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- CN104534805A CN104534805A CN201410820112.1A CN201410820112A CN104534805A CN 104534805 A CN104534805 A CN 104534805A CN 201410820112 A CN201410820112 A CN 201410820112A CN 104534805 A CN104534805 A CN 104534805A
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- blower fan
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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
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- General Engineering & Computer Science (AREA)
- Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
The invention provides a fan rotating speed control method and device and a refrigerator. The fan rotating speed control method includes the steps that the distance between a user and the refrigerator is obtained; the rotating speed of a fan is controlled according to the distance. According to the technical scheme, when the user is close to or uses the refrigerator, the rotating speed of the fan of the refrigerator decreases in a stepwise mode; when the distance between the user and the refrigerator exceeds a certain range, the rotating speed of the fan increases in a stepwise mode; on the one hand, the noise generated when the fan works can be lowered, on the other hand, the noise generated when the rotating speed of the fan changes suddenly can be eliminated, and thus the user experience of the refrigerator is improved.
Description
Technical field
The present invention relates to refrigerator technical field, in particular to a kind of rotation speed of fan control method, a kind of rotation speed of fan control device and a kind of refrigerator.
Background technology
At present, on market, the control mode of the blower fan of refrigerator is, when opening refrigerator, namely door body blower fan stops, but the rotating speed of blower fan is generally at 2000RPM (Round Per Minute, revolution per minute) more than, so blower fan stops suddenly producing impact noise, thus cause user very bad to the experience of refrigerator.In addition, the refrigerator in correlation technique controls according to the rotating speed of real time temperature to blower fan of refrigerator, but according to the real-time service condition of user to refrigerator, intelligently can not adjust the rotating speed of blower fan.Therefore, when user is near refrigerator or when using refrigerator, user can hear the noise that blower fan produces, thus reduces the experience of user to refrigerator.
Therefore, how according to the service condition of user to refrigerator, intelligently control the rotating speed of refrigerator inner blower, avoid due to the rotating speed sudden change of blower fan and produce excessive noise, thus the noise produced when reducing the fan operation of refrigerator, and promote the experience of user to refrigerator, become problem demanding prompt solution.
Summary of the invention
The present invention is intended at least to solve one of technical problem existed in prior art or correlation technique.
For this reason, one object of the present invention is to propose a kind of rotation speed of fan control method.
Another object of the present invention is to propose a kind of rotation speed of fan control device.
Another object of the present invention is to propose a kind of refrigerator.
For achieving the above object, embodiment according to a first aspect of the invention, proposes a kind of rotation speed of fan control method, comprising: obtain the distance between user and refrigerator; The rotating speed of blower fan according to described distance controlling.
Rotation speed of fan control method according to an embodiment of the invention, by according to the distance between user and refrigerator, the rotating speed of blower fan can be controlled intelligently, rotation speed of fan is avoided to suddenly change and produce excessive noise, particularly, when user is near refrigerator, aobvious control inductor on refrigerator door detects that the distance of user and refrigerator diminishes gradually, the rotating speed of the blower fan of refrigerator declines gradually, thus the noise that reduction blower fan sends, improve the experience of user to refrigerator when near refrigerator, when detecting that the distance of user and refrigerator is increasing, the rotating speed increasing blower fan makes it restore to the rotating speed of blower fan normal operating condition, refrigerator is made to recover normal work, preferably, the rotating speed of blower fan also can adopt staged increase gradually or reduce, thus make blower fan avoid producing sudden change noise in the process of reduction of speed or speedup, improve the experience of user to refrigerator further.
According to one embodiment of present invention, the rotating speed of described blower fan according to described distance controlling, specifically comprises: when described distance reduces gradually, reduce the rotating speed of described blower fan; When described distance increases gradually, increase the rotating speed of described blower fan; And when described distance is less than or equal to the first predeterminable range, and when remaining unchanged, the rotating speed controlling described blower fan equals preset rotation speed.
Rotation speed of fan control method according to an embodiment of the invention, when the aobvious control inductor on refrigerator door detects that the distance of user and refrigerator reduces gradually, the rotating speed of the blower fan of refrigerator declines gradually, thus the noise that reduction blower fan sends, and then improve the experience of user when near refrigerator or use refrigerator, when detecting that the distance of user and refrigerator is increasing, the rotating speed increasing blower fan makes it restore to the rotating speed of blower fan normal operating condition, refrigerator is made to recover normal work, when the distance of user and refrigerator remains unchanged, the wind speed then controlling the blower fan of refrigerator remains unchanged, and carry out with preset rotation speed, thus the sudden change of rotation speed of fan can be avoided and produce excessive noise, thus affect the experience of user to refrigerator.
According to one embodiment of present invention, the rotating speed of the described blower fan of described control equals preset rotation speed, specifically comprises: when described distance equals zero, the rotating speed controlling described blower fan equals zero; Be greater than zero when described distance and be less than or equal to described first predeterminable range, the rotating speed controlling described blower fan equals preset rotation speed and described preset rotation speed is not equal to zero.
Rotation speed of fan control method according to an embodiment of the invention, when user opens door body (namely the distance of user and refrigerator is zero) of refrigerator, the rotating speed of blower fan stepwise drops to zero, blower fan is avoided to produce noise, and the experience of impact to refrigerator, when user is near refrigerator but when not opening the door body of refrigerator, the rotating speed of blower fan is stepwise reduced to the preset rotation speed of non-zero, although the blower fan of low cruise can produce lower noise, but because user and refrigerator have certain distance, not contact with refrigerator, even can't hear so sound is smaller when user hears this noise, therefore, still user can be made to have good experience to refrigerator.
According to one embodiment of present invention, the distance between described acquisition user and refrigerator, specifically comprises: the aobvious control inductor according to the door body of described refrigerator is arranged obtains described distance.
Rotation speed of fan control method according to an embodiment of the invention, the door body of refrigerator is provided with aobvious control inductor, can distance between user in real and refrigerator, thus can control according to the rotating speed of the distance got to blower fan, the device obtained between user and refrigerator includes but not limited to show controls inductor, such as, can also be infrared sensor.
According to one embodiment of present invention, also comprise: when described distance is increased gradually by the second predeterminable range, control described blower fan and to stop the rotation Preset Time, and after described Preset Time, increase the rotating speed of described blower fan.
Rotation speed of fan control method according to an embodiment of the invention, refrigerator is left and in the process more and more far away with the distance of refrigerator user, blower fan is out of service Preset Time (as 1 minute), in this Preset Time, user can't hear the noise that blower fan produces, thus improve the experience of user to refrigerator, after blower fan is out of service Preset Time, the rotating speed of blower fan is stepwise to increase, until return to the rotating speed that blower fan normally works, wherein, stepwise increase the rotating speed of blower fan, the rotating speed avoiding blower fan is undergone mutation the noise produced, improve the experience of user to refrigerator.
Embodiment according to a second aspect of the invention, proposes a kind of rotation speed of fan control device, comprising: acquiring unit, obtains the distance between user and refrigerator; Control unit, the rotating speed of blower fan according to described distance controlling.
Rotation speed of fan control device according to an embodiment of the invention, by according to the distance between user and refrigerator, the rotating speed of blower fan can be controlled intelligently, rotation speed of fan is avoided to suddenly change and produce excessive noise, particularly, when user is near refrigerator, aobvious control inductor on refrigerator door detects that the distance of user and refrigerator diminishes gradually, the rotating speed of the blower fan of refrigerator declines gradually, thus the noise that reduction blower fan sends, improve the experience of user to refrigerator when near refrigerator, when detecting that the distance of user and refrigerator is increasing, the rotating speed increasing blower fan makes it restore to the rotating speed of blower fan normal operating condition, refrigerator is made to recover normal work, preferably, the rotating speed of blower fan also can adopt staged increase gradually or reduce, thus make blower fan avoid producing sudden change noise in the process of reduction of speed or speedup, improve the experience of user to refrigerator further.
According to one embodiment of present invention, described control unit specifically for: when described distance reduces gradually, reduce the rotating speed of described blower fan; When described distance increases gradually, increase the rotating speed of described blower fan; And when described distance is less than or equal to the first predeterminable range, and when remaining unchanged, the rotating speed controlling described blower fan equals preset rotation speed.
Rotation speed of fan control device according to an embodiment of the invention, when the aobvious control inductor on refrigerator door detects that the distance of user and refrigerator reduces gradually, the rotating speed of the blower fan of refrigerator declines gradually, thus the noise that reduction blower fan sends, and then improve the experience of user when near refrigerator or use refrigerator, when detecting that the distance of user and refrigerator is increasing, the rotating speed increasing blower fan makes it restore to the rotating speed of blower fan normal operating condition, refrigerator is made to recover normal work, when the distance of user and refrigerator remains unchanged, the wind speed then controlling the blower fan of refrigerator remains unchanged, and carry out with preset rotation speed, thus the sudden change of rotation speed of fan can be avoided and produce excessive noise, thus affect the experience of user to refrigerator.
According to one embodiment of present invention, described control unit concrete also for: when described distance equals zero, the rotating speed controlling described blower fan equals zero; Be greater than zero when described distance and be less than or equal to described first predeterminable range, the rotating speed controlling described blower fan equals preset rotation speed and described preset rotation speed is not equal to zero.
Rotation speed of fan control device according to an embodiment of the invention, when user opens door body (namely the distance of user and refrigerator is zero) of refrigerator, the rotating speed of blower fan stepwise drops to zero, blower fan is avoided to produce noise, and the experience of impact to refrigerator, when user is near refrigerator but when not opening the door body of refrigerator, the rotating speed of blower fan is stepwise reduced to the preset rotation speed of non-zero, although the blower fan of low cruise can produce lower noise, but because user and refrigerator have certain distance, not contact with refrigerator, even can't hear so sound is smaller when user hears this noise, therefore, still user can be made to have good experience to refrigerator.
According to one embodiment of present invention, described acquiring unit specifically for: the aobvious control inductor according to the door body of described refrigerator is arranged obtains described distance.
Rotation speed of fan control device according to an embodiment of the invention, the door body of refrigerator is provided with aobvious control inductor, can distance between user in real and refrigerator, thus can control according to the rotating speed of the distance got to blower fan, the device obtained between user and refrigerator includes but not limited to show controls inductor, such as, can also be infrared sensor.
According to one embodiment of present invention, described control unit concrete also for: when described distance is increased gradually by the second predeterminable range, control described blower fan and to stop the rotation Preset Time, and after described Preset Time, increase the rotating speed of described blower fan.
Rotation speed of fan control device according to an embodiment of the invention, refrigerator is left and in the process more and more far away with the distance of refrigerator user, blower fan is out of service Preset Time (as 1 minute), in this Preset Time, user can't hear the noise that blower fan produces, thus improve the experience of user to refrigerator, after blower fan is out of service Preset Time, the rotating speed of blower fan is stepwise to increase, until return to the rotating speed that blower fan normally works, wherein, stepwise increase the rotating speed of blower fan, the rotating speed avoiding blower fan is undergone mutation the noise produced, improve the experience of user to refrigerator.
Embodiment according to a third aspect of the invention we, proposes a kind of refrigerator, comprises the rotation speed of fan control device described in above-mentioned any one.
Refrigerator according to an embodiment of the invention, when user is near refrigerator, aobvious control inductor on refrigerator door detects that the distance of user and refrigerator diminishes gradually, the rotating speed of the blower fan of refrigerator declines gradually, thus the noise that reduction blower fan sends, improve the experience of user to refrigerator when near refrigerator, when detecting that the distance of user and refrigerator is increasing, the rotating speed increasing blower fan makes it restore to the rotating speed of blower fan normal operating condition, refrigerator is made to recover normal work, preferably, the rotating speed of blower fan can adopt staged to increase or reduce, thus make blower fan avoid producing sudden change noise in the process of reduction of speed or speedup, improve the experience of user to refrigerator further.
Pass through the present invention, when user is close or use refrigerator, the rotating speed of the blower fan of refrigerator stepwise reduces, when the distance of user and refrigerator exceedes certain scope, the rotating speed of blower fan stepwise raises, on the one hand, the noise produced when reducing fan operation, on the other hand, eliminate the noise because rotation speed of fan sudden change produces, thus improve the experience of user to refrigerator.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present invention and advantage will become obvious and easy understand from accompanying drawing below combining to the description of embodiment, wherein:
Fig. 1 shows the schematic flow sheet of rotation speed of fan control method according to an embodiment of the invention;
Fig. 2 shows the schematic flow sheet of rotation speed of fan control method according to another embodiment of the invention;
Fig. 3 shows the structural representation of rotation speed of fan control device according to an embodiment of the invention;
Fig. 4 shows the structural representation of refrigerator according to an embodiment of the invention;
Fig. 5 A shows the schematic diagram of rotation speed of fan according to an embodiment of the invention change;
Fig. 5 B shows the schematic diagram of rotation speed of fan change according to another embodiment of the invention.
Detailed description of the invention
In order to more clearly understand above-mentioned purpose of the present invention, feature and advantage, below in conjunction with the drawings and specific embodiments, the present invention is further described in detail.It should be noted that, when not conflicting, the feature in the embodiment of the application and embodiment can combine mutually.
Set forth a lot of detail in the following description so that fully understand the present invention; but; the present invention can also adopt other to be different from other modes described here and implement, and therefore, protection scope of the present invention is not by the restriction of following public specific embodiment.
Fig. 1 shows the schematic flow sheet of rotation speed of fan control method according to an embodiment of the invention.
As shown in Figure 1, rotation speed of fan control method according to an embodiment of the invention, comprising:
Step 102, obtains the distance between user and refrigerator; Step 104, the rotating speed of blower fan according to described distance controlling.
Rotation speed of fan control method according to an embodiment of the invention, by according to the distance between user and refrigerator, the rotating speed of blower fan can be controlled intelligently, rotation speed of fan is avoided to suddenly change and produce excessive noise, particularly, when user is near refrigerator, aobvious control inductor on refrigerator door detects that the distance of user and refrigerator diminishes gradually, the rotating speed of the blower fan of refrigerator declines gradually, thus the noise that reduction blower fan sends, improve the experience of user to refrigerator when near refrigerator, when detecting that the distance of user and refrigerator is increasing, the rotating speed increasing blower fan makes it restore to the rotating speed of blower fan normal operating condition, refrigerator is made to recover normal work, preferably, the rotating speed of blower fan also can adopt staged increase gradually or reduce, thus make blower fan avoid producing sudden change noise in the process of reduction of speed or speedup, improve the experience of user to refrigerator further.
According to one embodiment of present invention, step 104 specifically comprises: when described distance reduces gradually, reduce the rotating speed of described blower fan; When described distance increases gradually, increase the rotating speed of described blower fan; And when described distance is less than or equal to the first predeterminable range, and when remaining unchanged, the rotating speed controlling described blower fan equals preset rotation speed.
Rotation speed of fan control method according to an embodiment of the invention, when the aobvious control inductor on refrigerator door detects that the distance of user and refrigerator reduces gradually, the rotating speed of the blower fan of refrigerator declines gradually, thus the noise that reduction blower fan sends, and then improve the experience of user when near refrigerator or use refrigerator, when detecting that the distance of user and refrigerator is increasing, the rotating speed increasing blower fan makes it restore to the rotating speed of blower fan normal operating condition, refrigerator is made to recover normal work, when the distance of user and refrigerator remains unchanged, the wind speed then controlling the blower fan of refrigerator remains unchanged, and carry out with preset rotation speed, thus the sudden change of rotation speed of fan can be avoided and produce excessive noise, thus affect the experience of user to refrigerator.
According to one embodiment of present invention, the rotating speed of the described blower fan of described control equals preset rotation speed, specifically comprises: when described distance equals zero, the rotating speed controlling described blower fan equals zero; Be greater than zero when described distance and be less than or equal to described first predeterminable range, the rotating speed controlling described blower fan equals preset rotation speed and described preset rotation speed is not equal to zero.
Rotation speed of fan control method according to an embodiment of the invention, when user opens door body (namely the distance of user and refrigerator is zero) of refrigerator, the rotating speed of blower fan stepwise drops to zero, blower fan is avoided to produce noise, and the experience of impact to refrigerator, when user is near refrigerator but when not opening the door body of refrigerator, the rotating speed of blower fan is stepwise reduced to the preset rotation speed of non-zero, although the blower fan of low cruise can produce lower noise, but because user and refrigerator have certain distance, not contact with refrigerator, even can't hear so sound is smaller when user hears this noise, therefore, still user can be made to have good experience to refrigerator.
According to one embodiment of present invention, step 102 specifically comprises: the aobvious control inductor according to the door body of described refrigerator is arranged obtains described distance.
Rotation speed of fan control method according to an embodiment of the invention, the door body of refrigerator is provided with aobvious control inductor, can distance between user in real and refrigerator, thus can control according to the rotating speed of the distance got to blower fan, the device obtained between user and refrigerator includes but not limited to show controls inductor, such as, can also be infrared sensor.
According to one embodiment of present invention, also comprise: when described distance is increased gradually by the second predeterminable range, control described blower fan and to stop the rotation Preset Time, and after described Preset Time, increase the rotating speed of described blower fan.
Rotation speed of fan control method according to an embodiment of the invention, refrigerator is left and in the process more and more far away with the distance of refrigerator user, blower fan is out of service Preset Time (as 1 minute), in this Preset Time, user can't hear the noise that blower fan produces, thus improve the experience of user to refrigerator, after blower fan is out of service Preset Time, the rotating speed of blower fan is stepwise to increase, until return to the rotating speed that blower fan normally works, wherein, stepwise increase the rotating speed of blower fan, the rotating speed avoiding blower fan is undergone mutation the noise produced, improve the experience of user to refrigerator.
Fig. 2 shows the schematic flow sheet of rotation speed of fan control method according to another embodiment of the invention.
As shown in Figure 2, rotation speed of fan control method according to another embodiment of the invention, comprising:
Step 202, when user is not near refrigerator, the blower fan of refrigerator normally runs.
Step 204, the aobvious control inductor that refrigerator door is arranged obtains the distance between user and refrigerator, and when the distance got reduces gradually, namely user is gradually when refrigerator, reduces the rotating speed of blower fan.
Step 206, judges whether the door body of refrigerator is opened, and when judged result is for being, enters step 208, when judged result is no, enters step 210.
Step 208, when the distance that aobvious control inductor gets is zero, namely user opens the door body of refrigerator, then the rotating speed of blower fan becomes staged to decline, until the rotating speed of blower fan drops to zero.
Step 210, when the distance that aobvious control inductor gets increases gradually by zero, namely user's closing refrigerator door body and leave refrigerator, the rotating speed of blower fan rises.
Step 212, the rotating speed of blower fan rises to preset rotation speed, and maintains preset rotation speed.
Fig. 3 shows the structural representation of rotation speed of fan control device according to an embodiment of the invention.
As shown in Figure 3, rotation speed of fan control device 300 according to an embodiment of the invention, comprising: acquiring unit 302, obtains the distance between user and refrigerator; Control unit 304, the rotating speed of blower fan according to described distance controlling.
Rotation speed of fan control device 300 according to an embodiment of the invention, by according to the distance between user and refrigerator, the rotating speed of blower fan can be controlled intelligently, rotation speed of fan is avoided to suddenly change and produce excessive noise, particularly, when user is near refrigerator, aobvious control inductor on refrigerator door detects that the distance of user and refrigerator diminishes gradually, the rotating speed of the blower fan of refrigerator declines gradually, thus the noise that reduction blower fan sends, improve the experience of user to refrigerator when near refrigerator, when detecting that the distance of user and refrigerator is increasing, the rotating speed increasing blower fan makes it restore to the rotating speed of blower fan normal operating condition, refrigerator is made to recover normal work, preferably, the rotating speed of blower fan also can adopt staged increase gradually or reduce, thus make blower fan avoid producing sudden change noise in the process of reduction of speed or speedup, improve the experience of user to refrigerator further.
According to one embodiment of present invention, described control unit 304 specifically for: when described distance reduces gradually, reduce the rotating speed of described blower fan; When described distance increases gradually, increase the rotating speed of described blower fan; And when described distance is less than or equal to the first predeterminable range, and when remaining unchanged, the rotating speed controlling described blower fan equals preset rotation speed.
Rotation speed of fan control device 300 according to an embodiment of the invention, , when the aobvious control inductor on refrigerator door detects that the distance of user and refrigerator reduces gradually, the rotating speed of the blower fan of refrigerator declines gradually, thus the noise that reduction blower fan sends, and then improve the experience of user when near refrigerator or use refrigerator, when detecting that the distance of user and refrigerator is increasing, the rotating speed increasing blower fan makes it restore to the rotating speed of blower fan normal operating condition, refrigerator is made to recover normal work, when the distance of user and refrigerator remains unchanged, the wind speed then controlling the blower fan of refrigerator remains unchanged, and carry out with preset rotation speed, thus the sudden change of rotation speed of fan can be avoided and produce excessive noise, thus affect the experience of user to refrigerator.
According to one embodiment of present invention, described control unit 304 concrete also for: when described distance equals zero, the rotating speed controlling described blower fan equals zero; Be greater than zero when described distance and be less than or equal to described first predeterminable range, the rotating speed controlling described blower fan equals preset rotation speed and described preset rotation speed is not equal to zero.
Rotation speed of fan control device 300 according to an embodiment of the invention, when user opens door body (namely the distance of user and refrigerator is zero) of refrigerator, the rotating speed of blower fan stepwise drops to zero, blower fan is avoided to produce noise, and the experience of impact to refrigerator, when user is near refrigerator but when not opening the door body of refrigerator, the rotating speed of blower fan is stepwise reduced to the preset rotation speed of non-zero, although the blower fan of low cruise can produce lower noise, but because user and refrigerator have certain distance, not contact with refrigerator, even can't hear so sound is smaller when user hears this noise, therefore, still user can be made to have good experience to refrigerator.
According to one embodiment of present invention, described acquiring unit 302 specifically for: the aobvious control inductor according to the door body of described refrigerator is arranged obtains described distance.
Rotation speed of fan control device 300 according to an embodiment of the invention, the door body of refrigerator is provided with aobvious control inductor, can distance between user in real and refrigerator, thus can control according to the rotating speed of the distance got to blower fan, the device obtained between user and refrigerator includes but not limited to show controls inductor, such as, can also be infrared sensor.
According to one embodiment of present invention, described control unit 304 concrete also for: when described distance is increased gradually by the second predeterminable range, control described blower fan and to stop the rotation Preset Time, and after described Preset Time, increase the rotating speed of described blower fan.
Rotation speed of fan control device 300 according to an embodiment of the invention, refrigerator is left and in the process more and more far away with the distance of refrigerator user, blower fan is out of service Preset Time (as 1 minute), in this Preset Time, user can't hear the noise that blower fan produces, thus improve the experience of user to refrigerator, after blower fan is out of service Preset Time, the rotating speed of blower fan is stepwise to increase, until return to the rotating speed that blower fan normally works, wherein, stepwise increase the rotating speed of blower fan, the rotating speed avoiding blower fan is undergone mutation the noise produced, improve the experience of user to refrigerator.
Fig. 4 shows the structural representation of refrigerator according to an embodiment of the invention.
As shown in Figure 4, refrigerator 400 according to an embodiment of the invention, comprise above-mentioned rotation speed of fan control device 300, when user is near refrigerator 400, aobvious control inductor on refrigerator 400 bodies detects that the distance of user and refrigerator 400 diminishes gradually, the rotating speed of the blower fan of refrigerator 400 declines gradually, thus the noise that reduction blower fan sends, improve the experience of user to refrigerator 400 when near refrigerator 400, when detecting that the distance of user and refrigerator 400 is increasing, the rotating speed increasing blower fan makes it restore to the rotating speed of blower fan normal operating condition, refrigerator 400 is made to recover normal work, preferably, the rotating speed of blower fan can adopt staged to increase or reduce, thus make blower fan avoid producing sudden change noise in the process of reduction of speed or speedup, improve the experience of user to refrigerator 400 further.
Fig. 5 A shows the schematic diagram of rotation speed of fan according to an embodiment of the invention change.
As shown in Figure 5A, (user is near refrigerator in this embodiment in rotation speed of fan change according to an embodiment of the invention, but do not open the door body of refrigerator), when user is near refrigerator, aobvious control inductor on refrigerator door detects that the distance of user and refrigerator diminishes gradually, the rotating speed of the blower fan of refrigerator declines gradually, thus the noise that reduction blower fan sends, improve the experience of user to refrigerator further, but user is just near refrigerator, do not open the door body of refrigerator, then the speed of blower fan is reduced to the preset rotation speed of non-zero, when detecting that the distance of user and refrigerator is increasing, the rotating speed increasing blower fan makes it after the scheduled time (as 1 minute), return to the rotating speed of blower fan normal operating condition, preferably, the rotating speed of blower fan can adopt staged to increase or reduce, thus make blower fan avoid producing sudden change noise in the process of reduction of speed or speedup.
Fig. 5 B shows the schematic diagram of rotation speed of fan change according to another embodiment of the invention.
As shown in Figure 5 B, (user is near refrigerator in this embodiment in rotation speed of fan change according to another embodiment of the invention, and open the door body of refrigerator), when user is near refrigerator, aobvious control inductor on refrigerator door detects that the distance of user and refrigerator diminishes gradually, the rotating speed of the blower fan of refrigerator declines gradually, when detect the distance of user and refrigerator diminish to zero time, namely user opens the door body of refrigerator, the rotating speed of blower fan drops to zero, thus avoid the noise that refrigerator blower fan produces, further lifting user is to the experience of refrigerator, when detecting that the distance of user and refrigerator is increasing, namely user's closing refrigerator door body and away from refrigerator time, the rotating speed increasing blower fan makes it after the scheduled time (as 1 minute), return to the rotating speed of blower fan normal operating condition, preferably, the rotating speed of blower fan can adopt staged to increase or reduce, thus make blower fan avoid producing sudden change noise in the process of reduction of speed or speedup, and then promote the experience of user.
More than be described with reference to the accompanying drawings technical scheme of the present invention, when user is close or use refrigerator, the rotating speed of the blower fan of refrigerator stepwise reduces, when the distance of user and refrigerator exceedes certain scope, the rotating speed of blower fan stepwise raises, on the one hand, the noise produced when reducing fan operation, on the other hand, eliminate the noise because rotation speed of fan sudden change produces, thus improve the experience of user to refrigerator.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (11)
1. a rotation speed of fan control method, is characterized in that, comprising:
Obtain the distance between user and refrigerator;
The rotating speed of blower fan according to described distance controlling.
2. rotation speed of fan control method according to claim 1, is characterized in that,
The rotating speed of described blower fan according to described distance controlling, specifically comprises:
When described distance reduces gradually, reduce the rotating speed of described blower fan;
When described distance increases gradually, increase the rotating speed of described blower fan; And
When described distance is less than or equal to the first predeterminable range, and when remaining unchanged, the rotating speed controlling described blower fan equals preset rotation speed.
3. rotation speed of fan control method according to claim 2, is characterized in that,
The rotating speed of the described blower fan of described control equals preset rotation speed, specifically comprises:
When described distance equals zero, the rotating speed controlling described blower fan equals zero;
Be greater than zero when described distance and be less than or equal to described first predeterminable range, the rotating speed controlling described blower fan equals preset rotation speed and described preset rotation speed is not equal to zero.
4. rotation speed of fan control method according to claim 1, is characterized in that,
Distance between described acquisition user and refrigerator, specifically comprises:
Aobvious control inductor according to the door body of described refrigerator is arranged obtains described distance.
5. rotation speed of fan control method according to any one of claim 1 to 4, is characterized in that, also comprise:
When described distance is increased gradually by the second predeterminable range, control described blower fan and to stop the rotation Preset Time, and after described Preset Time, increase the rotating speed of described blower fan.
6. a rotation speed of fan control device, is characterized in that, comprising:
Acquiring unit, obtains the distance between user and refrigerator;
Control unit, the rotating speed of blower fan according to described distance controlling.
7. rotation speed of fan control device according to claim 6, is characterized in that,
Described control unit specifically for:
When described distance reduces gradually, reduce the rotating speed of described blower fan;
When described distance increases gradually, increase the rotating speed of described blower fan; And
When described distance is less than or equal to the first predeterminable range, and when remaining unchanged, the rotating speed controlling described blower fan equals preset rotation speed.
8. rotation speed of fan control device according to claim 7, is characterized in that,
Described control unit concrete also for:
When described distance equals zero, the rotating speed controlling described blower fan equals zero;
Be greater than zero when described distance and be less than or equal to described first predeterminable range, the rotating speed controlling described blower fan equals preset rotation speed and described preset rotation speed is not equal to zero.
9. rotation speed of fan control device according to claim 6, is characterized in that,
Described acquiring unit specifically for:
Aobvious control inductor according to the door body of described refrigerator is arranged obtains described distance.
10. the rotation speed of fan control device according to any one of claim 6 to 9, is characterized in that,
Described control unit concrete also for:
When described distance is increased gradually by the second predeterminable range, control described blower fan and to stop the rotation Preset Time, and after described Preset Time, increase the rotating speed of described blower fan.
11. 1 kinds of refrigerators, is characterized in that, comprising: the rotation speed of fan control device according to any one of claim 6 to 10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410820112.1A CN104534805B (en) | 2014-12-24 | 2014-12-24 | Fan rotating speed control method and device and refrigerator |
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| CN105423679A (en) * | 2015-10-27 | 2016-03-23 | 合肥美的电冰箱有限公司 | Refrigerator and noise control method for refrigerator |
| CN106288641A (en) * | 2016-08-29 | 2017-01-04 | 合肥美菱股份有限公司 | A kind of based on infrared refrigerator noise-reduction method |
| WO2017113644A1 (en) * | 2015-12-29 | 2017-07-06 | 青岛海尔股份有限公司 | Body-sensing detection method for refrigerator, and refrigerator |
| CN106939489A (en) * | 2017-02-06 | 2017-07-11 | 无锡小天鹅股份有限公司 | Device for clothing processing |
| CN108626963A (en) * | 2018-04-19 | 2018-10-09 | 长虹美菱股份有限公司 | A kind of refrigerator DNR dynamic noise reduction control method |
| CN109323528A (en) * | 2017-08-01 | 2019-02-12 | 博西华电器（江苏）有限公司 | The control method and device of refrigerant sequence |
| CN109323498A (en) * | 2017-08-01 | 2019-02-12 | 博西华电器（江苏）有限公司 | The control method and refrigeration equipment of refrigeration equipment, Cloud Server |
| CN109405408A (en) * | 2018-10-18 | 2019-03-01 | 长虹美菱股份有限公司 | A kind of fan motor rotational speed control method and the refrigerator using this method |
| CN109959150A (en) * | 2019-03-22 | 2019-07-02 | 四川长虹空调有限公司 | Air-conditioning noise control method and system |
| CN110319045A (en) * | 2019-05-31 | 2019-10-11 | 华为技术有限公司 | Adjust the method, apparatus and terminal of fan running rate |
| CN110671885A (en) * | 2019-10-08 | 2020-01-10 | 长虹美菱股份有限公司 | Frequency conversion energy-saving low-noise refrigerator |
| CN111503934A (en) * | 2020-04-27 | 2020-08-07 | 合肥美菱物联科技有限公司 | Refrigeration control method |
| CN111981765A (en) * | 2019-05-24 | 2020-11-24 | 青岛海尔电冰箱有限公司 | Oxygen reduction control method of refrigeration equipment |
| CN112393490A (en) * | 2020-11-17 | 2021-02-23 | 安徽康佳同创电器有限公司 | Refrigerator noise control method, refrigerator and storage medium |
| CN113898997A (en) * | 2021-10-18 | 2022-01-07 | 华帝股份有限公司 | Range hood and control method thereof |
| CN114687991A (en) * | 2022-04-06 | 2022-07-01 | 合肥美菱物联科技有限公司 | Intelligent noise reduction refrigerator and control method thereof |
| CN115077236A (en) * | 2022-07-01 | 2022-09-20 | 长虹美菱股份有限公司 | Refrigerator cooling fan detecting system |
| CN116045597A (en) * | 2022-12-20 | 2023-05-02 | 珠海格力电器股份有限公司 | Refrigerator control method and device, electronic equipment and storage medium |
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|---|---|---|---|---|
| CN105423679A (en) * | 2015-10-27 | 2016-03-23 | 合肥美的电冰箱有限公司 | Refrigerator and noise control method for refrigerator |
| CN105423679B (en) * | 2015-10-27 | 2017-09-19 | 合肥美的电冰箱有限公司 | The noise control method of refrigerator and refrigerator |
| WO2017113644A1 (en) * | 2015-12-29 | 2017-07-06 | 青岛海尔股份有限公司 | Body-sensing detection method for refrigerator, and refrigerator |
| CN106288641B (en) * | 2016-08-29 | 2018-10-23 | 长虹美菱股份有限公司 | It is a kind of based on infrared refrigerator noise-reduction method |
| CN106288641A (en) * | 2016-08-29 | 2017-01-04 | 合肥美菱股份有限公司 | A kind of based on infrared refrigerator noise-reduction method |
| CN106939489A (en) * | 2017-02-06 | 2017-07-11 | 无锡小天鹅股份有限公司 | Device for clothing processing |
| CN106939489B (en) * | 2017-02-06 | 2022-03-22 | 无锡小天鹅电器有限公司 | Clothes treating device |
| CN109323528A (en) * | 2017-08-01 | 2019-02-12 | 博西华电器（江苏）有限公司 | The control method and device of refrigerant sequence |
| CN109323498A (en) * | 2017-08-01 | 2019-02-12 | 博西华电器（江苏）有限公司 | The control method and refrigeration equipment of refrigeration equipment, Cloud Server |
| CN109323528B (en) * | 2017-08-01 | 2021-10-01 | 博西华电器（江苏）有限公司 | Control method and device of refrigeration program |
| CN108626963A (en) * | 2018-04-19 | 2018-10-09 | 长虹美菱股份有限公司 | A kind of refrigerator DNR dynamic noise reduction control method |
| CN108626963B (en) * | 2018-04-19 | 2020-05-05 | 长虹美菱股份有限公司 | Dynamic noise reduction control method for refrigerator |
| CN109405408A (en) * | 2018-10-18 | 2019-03-01 | 长虹美菱股份有限公司 | A kind of fan motor rotational speed control method and the refrigerator using this method |
| CN109959150A (en) * | 2019-03-22 | 2019-07-02 | 四川长虹空调有限公司 | Air-conditioning noise control method and system |
| CN111981765B (en) * | 2019-05-24 | 2021-12-21 | 青岛海尔电冰箱有限公司 | Oxygen reduction control method of refrigeration equipment |
| CN111981765A (en) * | 2019-05-24 | 2020-11-24 | 青岛海尔电冰箱有限公司 | Oxygen reduction control method of refrigeration equipment |
| CN110319045A (en) * | 2019-05-31 | 2019-10-11 | 华为技术有限公司 | Adjust the method, apparatus and terminal of fan running rate |
| CN110671885A (en) * | 2019-10-08 | 2020-01-10 | 长虹美菱股份有限公司 | Frequency conversion energy-saving low-noise refrigerator |
| CN111503934A (en) * | 2020-04-27 | 2020-08-07 | 合肥美菱物联科技有限公司 | Refrigeration control method |
| CN112393490A (en) * | 2020-11-17 | 2021-02-23 | 安徽康佳同创电器有限公司 | Refrigerator noise control method, refrigerator and storage medium |
| CN113898997A (en) * | 2021-10-18 | 2022-01-07 | 华帝股份有限公司 | Range hood and control method thereof |
| CN114687991A (en) * | 2022-04-06 | 2022-07-01 | 合肥美菱物联科技有限公司 | Intelligent noise reduction refrigerator and control method thereof |
| CN115077236A (en) * | 2022-07-01 | 2022-09-20 | 长虹美菱股份有限公司 | Refrigerator cooling fan detecting system |
| CN116045597A (en) * | 2022-12-20 | 2023-05-02 | 珠海格力电器股份有限公司 | Refrigerator control method and device, electronic equipment and storage medium |
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