CN206626752U - The monitoring device of air purifier and its airstrainer service life - Google Patents
The monitoring device of air purifier and its airstrainer service life Download PDFInfo
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- CN206626752U CN206626752U CN201720060151.5U CN201720060151U CN206626752U CN 206626752 U CN206626752 U CN 206626752U CN 201720060151 U CN201720060151 U CN 201720060151U CN 206626752 U CN206626752 U CN 206626752U
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- 238000012806 monitoring device Methods 0.000 title claims abstract description 32
- 239000000428 dust Substances 0.000 claims abstract description 80
- 238000001914 filtration Methods 0.000 claims abstract description 24
- 238000012544 monitoring process Methods 0.000 claims description 16
- 238000010276 construction Methods 0.000 abstract 1
- 238000004140 cleaning Methods 0.000 description 67
- 238000000746 purification Methods 0.000 description 52
- 238000004887 air purification Methods 0.000 description 9
- 230000001186 cumulative effect Effects 0.000 description 6
- 238000001514 detection method Methods 0.000 description 6
- 239000004973 liquid crystal related substance Substances 0.000 description 6
- 238000010926 purge Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
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- 238000006243 chemical reaction Methods 0.000 description 1
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Abstract
The utility model discloses a kind of air purifier and its monitoring device of airstrainer service life.The monitoring device of the airstrainer service life includes dust sensor, main control module and screen replacing prompting module；Dust sensor is used for the dust concentration value for detecting airstrainer current operating environment, main control module is used for the accumulated running time of the dust concentration value and air filtration net filtration air detected according to dust sensor, when judging that screen pack needs to change, output screen replacing reminder message to screen replacing prompting module；The first input end of main control module and the output end of dust sensor are connected, and the output end of main control module is connected with the input of screen replacing prompting module；Screen replacing prompting module is used to, according to screen replacing reminder message, remind user to change the airstrainer；The input of screen replacing prompting module and the output end of main control module connect.The utility model can control the replacing construction of screen pack exactly.
Description
Technical Field
The utility model relates to an air purification device field especially relates to an air purifier and airstrainer life's monitoring devices thereof.
Background
In the prior art, the service life of an air filter screen in an air purification device (such as an air purifier) is mainly judged by the operation service time of the air purification device, but the following conditions are easy to occur in the judging method:
when the air purification device is used in a relatively clean air environment, after the running service life of the air filter screen reaches the service life of the air filter screen, the air filter screen is cleaner and can still be used continuously, and if the air purification device is replaced at the moment, the waste of the air filter screen is caused;
when the air purification device is used in an air environment with serious pollution, the running service life of the air filter screen is not up to the service life of the air filter screen, the air purification device is very dirty and must be replaced at the moment, and the running time of the air purification device is not up to the service life of the air filter screen, so that the air purification device cannot be replaced in time.
Therefore, the conventional judging method cannot accurately replace the filter screen.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a main aim at provides an airstrainer life's monitoring devices, more accurate control airstrainer's change time.
In order to achieve the purpose, the utility model provides a monitoring device for the service life of an air filter screen, which is used for monitoring the service life of the air filter screen in an air purifier, and comprises a dust sensor, a main control module and a filter screen replacement reminding module; wherein,
the dust sensor: the dust sensor is used for detecting the dust concentration value of the current operating environment of the air filter screen, and the output end of the dust sensor is connected with the first input end of the main control module;
the main control module: the air filter screen replacement reminding module is used for outputting a filter screen replacement reminding message to the filter screen replacement reminding module when judging that the filter screen needs to be replaced according to the dust concentration value detected by the dust sensor and the accumulated operation time of the air filter screen for filtering air; the first input end of the main control module is connected with the output end of the dust sensor, and the output end of the main control module is connected with the input end of the filter screen replacement reminding module;
the filter screen replacement reminding module: the air filter screen replacement reminding device is used for reminding a user to replace the air filter screen according to the filter screen replacement reminding message; the input end of the filter screen replacement reminding module is connected with the output end of the main control module.
Preferably, the monitoring device for the service life of the air filter screen further comprises a harmful gas sensor for detecting a harmful gas concentration value of the current operating environment of the air filter screen, and an output end of the harmful gas sensor is connected with the second input end of the main control module.
Preferably, the dust sensor and the harmful gas sensor are arranged between an air inlet plate of the air purifier and the air filter screen.
Preferably, the filter screen replacement reminding module comprises:
a display unit: the air filter screen replacement reminding device is used for displaying the filter screen replacement reminding message and reminding a user to replace the air filter screen; the input end of the display unit is connected with the output end of the main control module;
an alarm device: the alarm information is used for sending alarm information corresponding to the filter screen replacement reminding message and reminding a user to replace the air filter screen; and the control end of the alarm device is connected with the output end of the main control module.
Preferably, the filter screen replacement reminding module comprises:
the display unit is used for displaying the filter screen replacement reminding message and reminding a user to replace the air filter screen; the input end of the display unit is connected with the output end of the main control module;
the voice device comprises: the voice broadcasting module is used for carrying out voice broadcasting on the filter screen replacement reminding message and reminding a user to replace the air filter screen; and the control end of the voice device is connected with the output end of the main control module.
In addition, for realizing the above object, the utility model also provides an air purifier, air purifier includes as above airstrainer life's monitoring devices.
The utility model provides a monitoring device for the service life of an air filter screen, which is used for monitoring the service life of the air filter screen in an air purifier, and comprises a dust sensor, a master control module and a filter screen replacement reminding module; the dust sensor: the dust sensor is used for detecting the dust concentration value of the current operating environment of the air filter screen, and the output end of the dust sensor is connected with the first input end of the main control module; the main control module: the air filter screen replacement reminding module is used for outputting a filter screen replacement reminding message to the filter screen replacement reminding module when judging that the filter screen needs to be replaced according to the dust concentration value detected by the dust sensor and the accumulated operation time of the air filter screen for filtering air; the first input end of the main control module is connected with the output end of the dust sensor, and the output end of the main control module is connected with the input end of the filter screen replacement reminding module; the filter screen replacement reminding module: the air filter screen replacement reminding device is used for reminding a user to replace the air filter screen according to the filter screen replacement reminding message; the input end of the filter screen replacement reminding module is connected with the output end of the main control module. The utility model discloses air conditioner airstrainer life's monitoring devices can control airstrainer's change time accurately according to airstrainer operational environment's dust concentration value and airstrainer filtered air's accumulative total operating duration to can in time and accurately remind the user to change airstrainer.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
FIG. 1 is a block diagram of a first embodiment of a device for monitoring the service life of an airstrainer according to the present invention;
FIG. 2 is a block diagram of a second embodiment of the device for monitoring the service life of an airstrainer according to the present invention;
FIG. 3 is a block diagram of a third embodiment of the device for monitoring the service life of an airstrainer according to the present invention;
fig. 4 is a block diagram of a fourth embodiment of the device for monitoring the service life of the air filter screen according to the present invention.
The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that the description relating to "first", "second", etc. in the present invention is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
The utility model provides an airstrainer life's monitoring devices, this airstrainer life's monitoring devices are used for accurately controlling airstrainer's change time, in time and accurately remind the user to change airstrainer.
Referring to fig. 1, fig. 1 is a block diagram of a first embodiment of the device for monitoring the service life of an airstrainer according to the present invention. In this embodiment, the device 100 for monitoring the service life of the air filter includes that the device 100 for monitoring the service life of the air filter includes a dust sensor 101, a main control module 102 and a filter screen replacement reminding module 103.
Wherein the dust sensor 101: the dust concentration value detecting device is used for detecting the dust concentration value of the current operating environment of the air filter screen; the output end of the dust sensor 101 is connected with the first input end of the main control module 102;
the master control module 102: the air filter is used for determining the current accumulated purification amount value of the air filter according to the obtained dust concentration value and the accumulated operation time of the air filter for filtering air; judging whether the current accumulated purification quantity value of the air filter screen is greater than or equal to a first accumulated purification quantity value or not; when the current accumulated purification quantity value of the air filter screen is greater than or equal to the first accumulated purification quantity value, sending a filter screen replacement reminding message to the filter screen replacement reminding module 103; a first input end of the main control module 102 is connected with an output end of the dust sensor 101, and an output end of the main control module 102 is connected with an input end of the filter screen replacement reminding module 103;
the filter screen replacement reminding module 103: the air filter screen replacement reminding device is used for reminding a user to replace the air filter screen according to the filter screen replacement reminding message; the input end of the filter screen replacement reminding module 103 is connected with the output end of the main control module 102.
In this embodiment, the dust sensor 101 is disposed between the air intake plate of the air purifier and the air filtering net.
In this embodiment, the dust sensor 101 detects a dust concentration value of the current operating environment of the air filtering net according to a preset detection period in a preset time period. In other embodiments, the dust sensor 101 may also periodically detect a dust concentration value of the current operating environment of the air filter screen within a preset time period. In this embodiment, the duration of the preset time period and the size of the preset detection period may be set according to actual conditions.
Specifically, in this embodiment, the main control module 102 calculates an average value of the dust concentration values detected by the dust concentration sensor 101 in a preset time period according to a preset detection period, so as to obtain a dust concentration value of the current operating environment of the air filter screen; then, the main control module 102 calculates the dust concentration value and the accumulated operation time of the air filter screen for filtering air according to the average value, and determines the current accumulated purification value of the air filter screen according to a preset calculation rule, where the preset calculation rule is as follows:
CCM＝X(HC*T)；
wherein CCM is the current accumulated purification amount value of the air filter, HC is the dust concentration value of the operating environment of the air filter detected in the above step S10, T is the accumulated operating time of the air filter, and X is the preset dust concentration value correction coefficient. The preset dust concentration value correction coefficient X can be set according to actual conditions.
In this embodiment, after the main control module 102 determines the current CCM according to the preset calculation rule based on the detected dust concentration value and the accumulated operating time of the air filter screen to filter air, it is determined whether the current CCM is greater than or equal to the first SM. In this embodiment, the first cumulative purge amount SM is the maximum cumulative purge amount that can be achieved by the service life of the air filter. When the master control module 102 determines that the current accumulated purification quantity CCM of the air filter is greater than or equal to the first accumulated purification quantity SM (i.e., when the current accumulated purification quantity CCM of the air filter is greater than or equal to the maximum accumulated purification quantity that can be reached by the service life of the air filter), i.e., when X (HC × T) is greater than or equal to SM, a filter replacement reminding message is sent. That is, the present embodiment determines the replacement time of the air filter according to the detected dust concentration value and the accumulated operation time of the air filter, that is, when the dust concentration of the operation environment of the air filter is different, the replacement time of the air filter is different.
In this embodiment, the first cumulative purge amount SM is a predetermined value, and the first cumulative purge amount SM is a maximum cumulative purge amount that can be reached by the service life of the air filter. Specifically, the first cumulative purge amount SM may be set according to an actual test of the dust removal effect of the air filter device.
It can be understood that, in this embodiment, the filter screen replacement reminding module 103 may remind the user of replacing the air filter screen in different reminding manners according to actual needs, for example, in an embodiment, the filter screen replacement reminding module 103 may remind the user of replacing the air filter screen by displaying text and lighting a light emitting diode when receiving the filter screen replacement reminding message sent by the main control module 102; in another embodiment, the filter screen replacement reminding module 103 may broadcast the filter screen replacement reminding message sent by the main control module 102 by voice in a manner of broadcasting the filter screen replacement reminding message by voice through a voice device when receiving the filter screen replacement reminding message sent by the main control module 102, so as to remind a user to replace the air filter screen; in other embodiments, the filter screen replacement reminding module 103 may further remind a user to replace the air filter screen by an alarm device (such as a buzzer) in an alarm manner when receiving the filter screen replacement reminding message sent by the main control module 102.
In this embodiment, the main control module 102 is a single chip microcomputer, the single chip microcomputer includes a plurality of input/output ports, and the input/output ports are used for being connected to the dust sensor 101 and the filter screen replacement reminding module 103 correspondingly. The single chip microcomputer is also internally provided with an accumulative purification quantity value calculation module, a comparison module, a timing module and other structures, a dust concentration value detected by the dust sensor 101 is obtained through an input/output port connected with the dust sensor, the accumulative operation time of the dust concentration value and air filtration is calculated to obtain an accumulative purification quantity value, and after the accumulative purification quantity value is compared with the first accumulative purification quantity value, a control signal is output through an input/output port connected with the filter screen replacement reminding module 103 so as to control the filter screen replacement reminding module 103 to work and remind a user of filter screen replacement. It can be understood that, if the dust concentration value detected by the dust sensor 101 is an analog signal, the analog-to-digital conversion structure is connected between the dust sensor and the input/output port of the single chip.
In the device for monitoring the service life of the air filter screen in the air purifier of the embodiment, firstly, the dust sensor 101 detects the dust concentration value of the current operating environment of the air filter screen; then, the main control module 102 determines the current accumulated purification value CCM of the air filter screen according to the detected dust concentration value and the accumulated operation time of the air filter screen for filtering air; then the main control module 102 judges whether the current accumulated purification amount value CCM of the air filter screen is greater than or equal to a first accumulated purification amount value SM; when the current accumulated purification quantity value CCM of the air filter is greater than or equal to the first accumulated purification quantity value SM, that is, when X (HC × T) is greater than or equal to SM, a filter replacement reminding message is sent to the filter replacement reminding module 103, and the filter replacement reminding module 103 reminds a user to replace the air filter. According to the embodiment, the replacement time of the air filter screen can be accurately controlled according to the different dust concentrations of the running environment of the air filter screen, so that a user can be timely and accurately reminded of replacing the air filter screen.
Further, in this embodiment, a first input end of the main control module 102 is connected to an output end of the dust sensor 101, an output end of the main control module 102 is connected to the filter screen replacement reminding module 103, and the main control module 102 determines whether the cleaning frequency of the filter screen reaches a preset cleaning frequency before determining whether the filter screen needs to be replaced; when the cleaning times of the filter screen do not reach the preset cleaning times, judging whether the current accumulated purification quantity value of the air filter screen is larger than or equal to a second accumulated purification quantity value or not, and when the current accumulated purification quantity value of the air filter screen is larger than or equal to the second accumulated purification quantity value, sending a filter screen cleaning reminding message or controlling the automatic cleaning of the filter screen; and when the cleaning times of the filter screen reach the preset cleaning times, the main control module 102 judges whether the filter screen needs to be replaced. The filter screen replacement reminding module 103 reminds a user of cleaning a filter screen according to the filter screen cleaning reminding message sent by the main control module 102.
Specifically, after determining the current accumulated purification quantity CCM of the air filter, the main control module 102 in the device for monitoring the service life of the air filter in the air purifier of this embodiment determines whether the cleaning times of the filter screen reaches the preset cleaning times before determining whether the filter screen needs to be replaced, and determines whether the current accumulated purification quantity of the air filter is greater than or equal to the second accumulated purification quantity when the cleaning times of the filter screen does not reach the preset cleaning times. In this embodiment, the second accumulated cleaning amount QJ is the maximum accumulated cleaning amount when the air filter screen needs to be cleaned, and in this embodiment, the second accumulated cleaning amount QJ is smaller than the first accumulated cleaning amount SM. When the current accumulated purification quantity value of the air filter screen is greater than or equal to the second accumulated purification quantity value, the main control module 102 sends a filter screen cleaning reminding message or controls automatic cleaning of the filter screen, and the filter screen replacement reminding module 103 reminds a user of cleaning the filter screen according to the filter screen cleaning reminding message sent by the main control module 102; when the cleaning times of the filter screen reach the preset cleaning times, the main control module 102 performs the step of determining whether the current accumulated purification amount of the air filter screen is greater than or equal to the first accumulated purification amount.
In this embodiment, the preset cleaning frequency may be set according to an actual situation, and preferably, in this embodiment, the preset cleaning frequency is 2 times or 3 times, that is, in this embodiment, after the air filtering net is cleaned for 2 times or 3 times, when the air filtering net is used in the next operation, the main control module 102 determines whether to determine whether the current accumulated purification value CCM of the air filtering net is greater than or equal to the first accumulated purification value SM, that is, whether the air filtering net needs to be replaced.
The monitoring device for the service life of the air filter screen in the air purifier can timely and accurately remind a user of cleaning the air filter screen or timely control the air purifier to automatically clean the air filter screen when the cleaning frequency of the filter screen does not reach the preset cleaning frequency; when the cleaning times of the filter screen reach the preset cleaning times, the user can be timely and accurately reminded to replace the air filter screen.
Further, refer to fig. 2, based on the utility model discloses airstrainer life's monitoring devices first embodiment the utility model discloses airstrainer life's monitoring devices second embodiment, this airstrainer life's monitoring devices still includes harmful gas sensor 104, harmful gas sensor 104 is used for detecting airstrainer current operation environment's harmful gas concentration value.
In this embodiment, the harmful gas sensor 104 is also disposed between the air inlet plate of the air purifier and the air filtering net. And the output end of the harmful gas sensor is connected with the second input end of the main control module.
Specifically, in this embodiment, the harmful gas sensor 104 detects a harmful gas concentration value of the current operating environment of the air filtering net according to the preset detection period in the preset time period. The main control module 102 calculates an average value of the dust concentration values detected by the dust concentration sensor 101 in a preset time period according to a preset detection period to obtain a dust concentration value of the current operating environment of the air filter screen, and meanwhile, the main control module 102 calculates an average value of the harmful gas concentration values detected by the harmful gas sensor 104 in a preset time period according to a preset detection period to obtain a harmful gas concentration value of the current operating environment of the air filter screen. Then, the main control module 102 determines a current accumulated purification amount value of the air filter screen according to the calculated dust concentration value, the calculated harmful gas concentration value, and the accumulated operation time of the air filter screen for filtering air, and according to a preset calculation rule, where the preset calculation rule is:
CCM＝X(HC*T)+Y(YH*T)；
the CCM is a current accumulated purification value of the air filter screen, HC is a detected dust concentration value of the operating environment of the air filter screen, YH is a detected harmful gas concentration value of the operating environment of the air filter screen, T is an accumulated operating time of the air filter screen for filtering air, X is a preset dust concentration value correction coefficient, and Y is a preset harmful gas concentration value correction coefficient. In this embodiment, the preset harmful gas concentration value correction coefficient Y may also be set according to actual conditions.
In this embodiment, after determining the current accumulated purification quantity CCM of the air filtering net according to the preset calculation rule, the main control module 102 then determines whether the current accumulated purification quantity CCM of the air filtering net is greater than or equal to a first accumulated purification quantity SM, when the current accumulated purification quantity CCM of the air filtering net is greater than or equal to the first accumulated purification quantity SM, a filter net replacement reminding message is sent, and the filter net replacement reminding module 103 reminds a user to replace the air filtering net according to the filter net replacement reminding message sent by the main control module 102.
Further, in this embodiment, the main control module 102 is further configured to determine whether the current CCM of the air filter is greater than or equal to the second QJ after determining the current CCM of the air filter; when the current accumulated purification quantity value CCM of the air filter screen is larger than or equal to the second accumulated purification quantity value QJ, namely when X (HC) T) + Y (YH T) is larger than or equal to QJ, sending a filter screen cleaning reminding message or controlling the automatic cleaning of the filter screen. The filter screen replacement reminding module is connected with the output end of the main control module, and reminds a user to clean the filter screen according to the filter screen cleaning reminding message sent by the main control module.
Specifically, the main control module 102 in this embodiment determines the current accumulated purification value CCM of the air filter according to the preset calculation rule in the first embodiment, and then determines whether the current accumulated purification value CCM of the air filter is greater than or equal to the second accumulated purification value QJ, according to the detected dust concentration value, the concentration value of the harmful gas, and the accumulated operation time of the air filter for filtering air. In this embodiment, the second accumulated cleaning amount QJ is the maximum accumulated cleaning amount when the air filter screen needs to be cleaned, and in this embodiment, the second accumulated cleaning amount QJ is smaller than the first accumulated cleaning amount SM. When the main control module 102 determines that the current accumulated purification quantity CCM of the air filter is greater than or equal to the second accumulated purification quantity QJ (i.e., when the current accumulated purification quantity CCM of the air filter is greater than or equal to the maximum accumulated purification quantity when the air filter needs to be cleaned), that is, when X (HC × T) + Y (YH × T) is greater than or equal to QJ, the main control module 102 sends a filter screen cleaning reminding message, and the filter screen replacement reminding module 103 reminds a user to clean the filter screen or control automatic cleaning of the filter screen according to the filter screen cleaning reminding message. That is, the main control module 102 determines the cleaning time of the air filter according to the dust concentration value detected by the dust sensor 101, the concentration value of the harmful gas detected by the harmful gas sensor 104, and the accumulated operating time of the air filter, that is, when the operating environments of the air filter are different (i.e., the air quality is different), the cleaning time of the air filter is different. In this embodiment, the second accumulated purification amount value QJ is a preset value, and in this embodiment, the second accumulated purification amount value QJ may be set according to an actual test of the dust removal effect of the air filter device.
Before the replacement time of the air filter screen is not determined, the monitoring device for the service life of the air filter screen in the air purifier of the embodiment can also judge whether the air filter screen needs to be cleaned according to the detected dust concentration value, the detected concentration value of harmful gas and the accumulated running time of the air filtered by the air filter screen according to the preset calculation rule, namely, before the replacement time of the air filter screen is determined, the air filter screen needs to be cleaned and the cleaning time of the air filter screen is determined, so that the monitoring device for the service life of the air filter screen in the air purifier of the embodiment not only can accurately determine the replacement time of the air filter screen, but also can accurately determine the cleaning time of the air filter screen before the air filter screen is replaced, namely, the monitoring device for the service life of the air filter screen in the air purifier of the embodiment not only can timely and accurately remind a user to replace, and the air purifier can also timely and accurately remind a user to clean the air filter screen or timely control the air purifier to automatically clean the air filter screen.
Further, refer to fig. 3, based on the utility model discloses airstrainer life's monitoring devices second embodiment the utility model discloses airstrainer life's monitoring devices third embodiment, above-mentioned filter screen is changed and is reminded module 103 includes:
display unit 1031: the air filter screen replacing reminding device is used for displaying the filter screen cleaning reminding message or the filter screen replacing reminding message and reminding a user of cleaning or replacing the air filter screen; the input end of the display unit 1031 is connected with the output end of the main control module 102;
alarm device 1032: the alarm information is used for sending alarm information corresponding to the filter screen cleaning reminding message or the filter screen replacement reminding message and reminding a user of cleaning or replacing the air filter screen; the control end of the alarm device 1032 is connected with the output end of the main control module 102.
Specifically, in this embodiment, the display unit 1031 includes a liquid crystal display and a light emitting diode (not shown), when the display unit 1031 receives the filter screen cleaning reminding message sent by the main control module 102 in the first embodiment, the main control module 102 controls the light emitting diode to emit light, and displays the filter screen cleaning reminding message or displays that the air filter screen is in an automatic cleaning state on the liquid crystal display in a text manner, so as to remind a user to clean the air filter screen or remind the user that the air purifier is in the automatic cleaning state of the air filter screen; meanwhile, the main control module 102 controls the alarm device 1032 to send an alarm message corresponding to the filter screen cleaning reminding message, so as to remind a user of cleaning the air filter screen or reminding the user of the automatic cleaning state of the air purifier;
when the display unit 1031 receives the filter screen replacement reminding message sent by the main control module 102 in the first embodiment, the main control module 102 controls the light emitting diode to emit light, and displays the filter screen replacement reminding message on the liquid crystal display screen in a text manner to remind a user to replace the air filter screen; meanwhile, the main control module 102 controls the alarm device 1032 to send alarm information corresponding to the filter screen replacement reminding message, and reminds a user to replace the air filter screen.
The monitoring device for the service life of the air filter screen in the embodiment reminds a user of cleaning or replacing the air filter screen by adopting a mode of character display, lighting of a light-emitting diode and combination of alarming, and the user can clean or replace the air filter screen in time when seeing a character reminder, lighting or hearing an alarm sound.
Further, refer to fig. 4, based on the utility model discloses airstrainer life's monitoring devices second embodiment the utility model discloses airstrainer life's monitoring devices fourth embodiment, above-mentioned filter screen is changed and is reminded module 103 includes:
a display unit 1033 for displaying the filter screen cleaning reminding message or the filter screen replacement reminding message to remind a user to clean or replace the air filter screen; the input end of the display unit 1033 is connected with the output end of the main control module 102;
voice device 1034: the voice broadcasting module is used for carrying out voice broadcasting on the filter screen cleaning reminding message or the filter screen replacement reminding message and reminding a user of cleaning or replacing the air filter screen; the control terminal of the voice device 1034 is connected to the output terminal of the main control module 102.
Specifically, in this embodiment, the display unit 1033 includes a liquid crystal display and a light emitting diode (not shown), when the display unit 1033 receives the filter screen cleaning reminding message sent by the main control module 102 in the first embodiment, the main control module 102 controls the light emitting diode to emit light, and displays the filter screen cleaning reminding message or displays that the air filter screen is in an automatic cleaning state on the liquid crystal display in a text manner, so as to remind a user to clean the air filter screen or remind the user that the air purifier is in the automatic cleaning state of the air filter screen; meanwhile, the main control module 102 controls the voice device 1034 to perform voice broadcast on the filter screen cleaning reminding message, so as to remind a user of cleaning the air filter screen or reminding the user of the air purifier in an automatic cleaning state;
when the display unit 1033 receives the filter screen replacement reminding message sent by the main control module 102 in the first embodiment, the main control module 102 controls the light emitting diode to emit light, and displays the filter screen replacement reminding message on the liquid crystal display screen in a text manner to remind a user to replace the air filter screen; meanwhile, the main control module 102 controls the voice device 1034 to perform voice broadcast on the filter screen replacement reminding message, so as to remind a user to replace the air filter screen.
The monitoring devices of this embodiment airstrainer life adopts the mode that the characters show, light emitting diode and combine voice broadcast, reminds the user clean or change airstrainer, user when seeing the characters remind, the light or hear the chimes of doom, clean or change airstrainer in time.
The utility model also provides an air purifier, this air purifier can independent setting, also can set up in other equipment such as air conditioner for the purification performance of air. This air purifier includes airstrainer life's monitoring devices, and above-mentioned embodiment can be referred to this airstrainer life's monitoring devices's structure, and the no longer repeated description is here. It should be understood that, because the air purifier of this embodiment has adopted the technical scheme of the monitoring devices of above-mentioned airstrainer life, therefore this air purifier has all beneficial effects of the monitoring devices of above-mentioned airstrainer life.
The above is only the preferred embodiment of the present invention, and not the scope of the present invention, all the equivalent structures or equivalent flow changes made by the contents of the specification and the drawings or the direct or indirect application in other related technical fields are included in the patent protection scope of the present invention.
Claims (6)
1. A monitoring device for the service life of an air filter screen is used for monitoring the service life of the air filter screen in an air purifier and is characterized by comprising a dust sensor, a main control module and a filter screen replacement reminding module; wherein,
the dust sensor: the dust sensor is used for detecting the dust concentration value of the current operating environment of the air filter screen, and the output end of the dust sensor is connected with the first input end of the main control module;
the main control module: the air filter screen replacement reminding module is used for outputting a filter screen replacement reminding message to the filter screen replacement reminding module when judging that the filter screen needs to be replaced according to the dust concentration value detected by the dust sensor and the accumulated operation time of the air filter screen for filtering air; the first input end of the main control module is connected with the output end of the dust sensor, and the output end of the main control module is connected with the input end of the filter screen replacement reminding module;
the filter screen replacement reminding module: the air filter screen replacement reminding device is used for reminding a user to replace the air filter screen according to the filter screen replacement reminding message; the input end of the filter screen replacement reminding module is connected with the output end of the main control module.
2. The device for monitoring the service life of the air filter screen according to claim 1, further comprising a harmful gas sensor for detecting a concentration value of a harmful gas in a current operating environment of the air filter screen, wherein an output end of the harmful gas sensor is connected with the second input end of the main control module.
3. The apparatus for monitoring the service life of an airstrainer as claimed in claim 2, wherein said dust sensor and said harmful gas sensor are disposed between an intake plate of said air cleaner and said airstrainer.
4. A device for monitoring the service life of an airstrainer according to any one of claims 1-3, characterised in that the filter replacement reminder module comprises:
a display unit: the air filter screen replacement reminding device is used for displaying the filter screen replacement reminding message and reminding a user to replace the air filter screen; the input end of the display unit is connected with the output end of the main control module;
an alarm device: the alarm information is used for sending alarm information corresponding to the filter screen replacement reminding message and reminding a user to replace the air filter screen; and the control end of the alarm device is connected with the output end of the main control module.
5. A device for monitoring the service life of an airstrainer according to any one of claims 1-3, characterised in that the filter replacement reminder module comprises:
the display unit is used for displaying the filter screen replacement reminding message and reminding a user to replace the air filter screen; the input end of the display unit is connected with the output end of the main control module;
the voice device comprises: the voice broadcasting module is used for carrying out voice broadcasting on the filter screen replacement reminding message and reminding a user to replace the air filter screen; and the control end of the voice device is connected with the output end of the main control module.
6. An air cleaner comprising an airstrainer lifetime monitoring device as claimed in any one of claims 1 to 5.
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| CN108050673A (en) * | 2018-01-29 | 2018-05-18 | 广东美的制冷设备有限公司 | Air-conditioner control method, device, air conditioner and storage medium |
| CN108254417A (en) * | 2018-01-04 | 2018-07-06 | 广东美的制冷设备有限公司 | Air detecting device, Detection of Air Quality method and computer readable storage medium |
| CN108302710A (en) * | 2018-01-02 | 2018-07-20 | 珠海格力电器股份有限公司 | Air conditioner control method and device, storage medium and air conditioner |
| CN109512332A (en) * | 2018-09-25 | 2019-03-26 | 珠海格力电器股份有限公司 | Dust collection equipment and control device and method thereof |
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| CN114353263A (en) * | 2020-10-13 | 2022-04-15 | 台达电子工业股份有限公司 | Filter screen service life prediction method and cabinet with filter screen service life prediction function |
| CN114353263B (en) * | 2020-10-13 | 2023-07-25 | 台达电子工业股份有限公司 | Filter screen life prediction method and cabinet with filter screen life prediction function |
| CN113154492A (en) * | 2021-04-30 | 2021-07-23 | 重庆市龙唐环保科技有限公司 | Self-cleaning oil fume purification system and control method thereof |
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