CN207478175U - The air purifier of detectable filter element life - Google Patents
The air purifier of detectable filter element life Download PDFInfo
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- CN207478175U CN207478175U CN201721411563.5U CN201721411563U CN207478175U CN 207478175 U CN207478175 U CN 207478175U CN 201721411563 U CN201721411563 U CN 201721411563U CN 207478175 U CN207478175 U CN 207478175U
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Abstract
The utility model is related to the technical fields of air purification, disclose a kind of air purifier of detectable filter element life, the service condition of filter core is detected by the service life monitoring assembly being arranged in purifier main body, specifically, detecting element detects the harmful gas concentration by air purifier, the data such as the number of particles and concentration of particulate matter and the air drag that passes through filter core, the data-signal detected and the preset supplemental characteristic of air purifier are compared by computing element, judge whether filter core is more than service life, when air purifier is more than service life, computing element sends alerting signal by signal feedback element to control element, it is on the contrary then no；Control Items are to user's display alarm signal after control element receives alerting signal, the alerting signal that user can be shown by being arranged on the display module of purifier main body upper end is well understood whether filter core alreadys exceed service life, to replace filter core in time, ensure effective work of entire air purifier.
Description
Technical field
The utility model is related to the technical fields of air purification, net more particularly to a kind of air of detectable filter element life
Change device.
Background technology
In recent years, with the getting worse of each city haze, air purifier is also widely used for home life, empty
Filter core in gas purifier has the nuisances such as formaldehyde, bulky grain dust and the mould in filtering, absorption air.
And during air purifier use, it is also that consumer is closed very much when to need replacing the filter core of air purifier
The problem of heart.It is replaced not in time in limited time when filter core reaches service life, can influence the clean-up effect of air purifier, but
The service life of filter core reach not yet just in advance replace filter core can generate larger expense, while cause the waste of resource.
In the conventional technology, the filter element life often used on monitoring calculation air purifier by the way of the countdown,
But for different use environments, the service life of filter core is different, such as in the new house just fitted up, for removing first
The service life of aldehyde filter core can greatly shorten, and preferably regional in air, the service life of filter core can increase it is very long, simply
The service life of filter core cannot be accurately and effectively detected using the mode of countdown, user not can determine that whether filter core alreadys exceed
Service life, and then achieve the purpose that replace in time.
Utility model content
The purpose of this utility model is to provide a kind of air purifier of detectable filter element life, to solve in the prior art
User cannot effectively detect the service life of filtering element for air purifier, thus the problem of cannot replacing filter core in time.
To solve the above-mentioned problems, the utility model provides a kind of air purifier of detectable filter element life, including net
Change device main body and filter core, purify cavity is equipped in the purifier main body, the filter core is set in purify cavity, the purify cavity upper cover
Equipped with air cleaner panels；
The purifier main body is equipped with control element and detects the service life monitoring assembly of filter core service life, the sky
Gas purification panel is equipped with the display module for prompting to notify user, and the display module and the service life monitoring assembly are equal
It is electrically connected with the control element；
The signal that the service life monitoring assembly includes detecting element, computing element and feedback calculation result data signal is anti-
Element is presented, the data of the detecting element detection are computed element and result of calculation signal, the result of calculation signal is calculated
The control element is fed back to by the signal feedback element.
Further, the purifier main body is equipped with air inlet and air outlet, the detecting element be arranged on it is described into
On air port and the air outlet.
Further, the detecting element includes multiple for detecting the electrochemical sensor of harmful gas concentration, described
Electrochemical sensor is arranged at the air inlet and the air outlet.
Further, the detecting element includes multiple for detecting the particulate matter sensors of particle concentration, described
Grain object sensor is arranged at the air inlet and the air outlet.
Further, the detecting element includes multiple for monitoring the differential manometer of the air circulation resistance of the filter core,
The differential manometer is arranged in the purify cavity.
Further, the display module is included for the display device of display reminding information and play cuing sound
Voice device, the display device and the voice device are arranged on the purifier main body upper end.
Further, the purifier main body upper end is equipped with control panel, and the control panel includes control button and institute
State display module.
The air purifier of a kind of detectable filter element life provided by the utility model, by being arranged in purifier main body
Service life monitoring assembly detection filter core service condition, specifically, detecting element detection passes through the pernicious gas of air purifier
The data such as concentration, the number of particles of particulate matter, concentration and the air drag that passes through filter core, the number that computing element will detect
It is believed that number being compared with the preset supplemental characteristic of air purifier, judge whether filter core is more than service life, works as air purification
When device is more than service life, computing element sends alerting signal by signal feedback element to control element, on the contrary then no, control
Control Items can be by being arranged on purifier main body to user's display alarm signal, user after element receives alerting signal
The alerting signal that the display module of upper end is shown is well understood whether filter core alreadys exceed service life, to replace filter in time
Core ensures effective work of entire air purifier.
Description of the drawings
Fig. 1 is the operation principle schematic diagram of the air purifier of detectable filter element life provided by the utility model；
Fig. 2 is the structure diagram of the air purifier of detectable filter element life provided by the utility model；
Fig. 3 is the operation principle schematic diagram of the utility model embodiment one；
Fig. 4 is the operation principle schematic diagram of the utility model embodiment two；
Fig. 5 is the operation principle schematic diagram of the utility model embodiment three.
In figure, 01, purifier main body；02nd, filter core；03rd, air cleaner panels；10th, service life monitoring assembly；20th, control member
Part；30th, display module；101st, detecting element；102nd, computing element；103rd, signal feedback element；1011st, electrochemical sensor；
1012nd, particulate matter sensors；1013rd, differential manometer；301st, display device；302nd, voice device.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below
Embodiment is used to illustrate the utility model, but be not intended to limit the scope of the present invention.
The circuit connection that electric connection in the present embodiment includes physical contact also includes wireless communication signals connection.
With reference to shown in Fig. 1 to Fig. 5, a kind of detectable filter element life of the utility model embodiment is schematically showed
Air purifier including purifier main body 01 and filter core 02, is equipped with purify cavity in purifier main body 01, and filter core 02 is set on purification
Intracavitary, purify cavity upper cover are equipped with air cleaner panels 03；
In order to enhance the clean-up effect of air purifier, along air inlet direction, it can successively arrange in purify cavity and be equipped with multilayer
Filter core 02.
Purifier main body 01 is equipped with control element 20 and service life monitoring assembly 10, and control element 20 is entire clarifier
Realize the primary element automatically controlled, service life monitoring assembly 10 is for detecting 02 service life of filter core, in purifier main body 01
Upper end be equipped with to prompt to notify the display module 30 of user, display module 30 and service life monitoring assembly 10 with control member
Part 20 is electrically connected, and the data-signal of 02 service life of the filter core service condition of detection is fed back to control element by service life monitoring assembly 10
20, control element 20 is according to the data-signal Control Items 30 received to user's display alarm signal.
Service life monitoring assembly 10 includes detecting element 101, computing element 102 and signal feedback element 103, detecting element
101 are mounted in purify cavity or on filter core 02, for detecting the harmful gas concentration passed through in air purifier, particulate matter quantity
With the data informations such as concentration, computing element 102 will detecting element 101 detection data information calculate after it is pre-set with system
Parameter information compares and analyzes, and so as to judge the service life situation of filter core 02, signal feedback element 103 calculates for feeding back
Result data signal, the data that detecting element 101 detects are computed element 102 and result of calculation signal are calculated, and calculate knot
Fruit signal feeds back to control element 20 by signal feedback element 103.
Specifically, the service condition of filter core 02 is detected by the service life monitoring assembly 10 being arranged in purifier main body 01,
Especially by the detection of detecting element 101 by harmful gas concentration in the air of filter core 02, particulate matter concentration and pass through filter
The data such as the air drag of core 02, computing element 102 is by the data-signal detected and the preset supplemental characteristic of air purifier
It is compared, judges whether filter core 02 is more than service life, and when filter core 02 is not above service life, computing element 102 is not
Alerting signal is sent to control element 20, user can be continuing with filter core 02；It is more than service life when detection calculates filter core 02
When, computing element 102 sends alerting signal by signal feedback element 103 to control element 20, and control element 20, which receives, to be reminded
Control Items 30 can be by being arranged on the aobvious of 01 upper end of purifier main body to user's display alarm signal, user after signal
Show that the alerting signal that component 30 is shown is well understood whether filter core 02 alreadys exceed service life, to replace filter core in time
02, ensure effective work of entire air purifier.
Display module 30 in the present embodiment is included for the display device 301 of display reminding information and play cuing sound
The voice device 302 of sound, display device 301 can show the display lamp of flashlight, can also be display screen, and display lamp can be with
The service condition of user's filter core 02 is reminded by showing the light of different colours, as yellow reminds user " will replace filter core
02 ", red reminds user's " filter core 02 is entirely ineffective "；Voice device 302 needs replacing filter core by playing sound prompting user
02, display device 301 and voice device 302 are arranged on 01 upper end of purifier main body, by the way that vision and sense of hearing bilayer is set to remind
Pattern reminds user, discovers alerting signal in time convenient for user and replaces filter core 02 in time.
The upper end of purifier main body 01 is additionally provided with control panel, and control panel includes control button and display module 30, control
Convenient for user, either maintenance personal's manual input signals or manipulation air purifier, display module 30 carry button processed for showing
Wake up signal, control panel be arranged on to the upper end of purifier main body 01, it is convenient air purifier is carried out operation and control and with
When checking monitoring.
In the utility model, service life monitoring assembly 10 is specific to detect filter core 02 for detecting 02 service life of filter core service condition
Service life, there are many realization methods, referred to following embodiment.
Embodiment one：
As shown in figure 3, purifier main body 01 is equipped with air inlet and air outlet, it is net that room air through air inlet enters air
Change in device, discharged through the filtered purification air that formed of filter core 02 through wind turbine exhausting to air outlet, then from air outlet to interior, service life
The detecting element 101 of monitoring assembly 10 is arranged on air inlet and air outlet, by harmful gas at air inlet and air outlet
Bulk concentration calculates analysis, and then judges the service life of filter core 02.
Specifically, detecting element 101 includes multiple electrochemical sensors for being used to detect harmful gas concentration in air
1011, electrochemical sensor 1011 is arranged at air inlet and air outlet, by detecting harmful gas at air inlet and air outlet
Bulk concentration value judges the service condition of filter core 02.
The pernicious gas that electrochemical sensor 1011 in the present embodiment detects mainly includes formaldehyde, benzene, ammonia, TVOC
(i.e. total volatile organism) and ozone etc..
Further, the electrochemical sensor 1011 in the present embodiment is preferably 2, is respectively arranged on purifier main body 01
At air inlet and air outlet.
Specifically for measuring pernicious gas formaldehyde, when the concentration of formaldehyde that air outlet detects is preset less than air purifier
(since the indoor formaldehyde concentration of national Specification is not greater than 0.08mg/m3, so in the present embodiment during value 0.08mg/m3
0.08mg/m3 is preset as, certainly, it is other values that concentration of formaldehyde value is also predeterminable), computing element 102 judges air by calculating
Whether the available machine time of clarifier is more than preset 02 longest service life of filter core, and it is one that longest service life is taken in the present embodiment
Year, (certainly, the longest service life of filter core 02 could be provided as other values, with specific reference to the setting of 02 production firm of filter core most
Long life and set), if more than preset longest service life, need replacing filter core 02, computing element 102 passes through letter
Number feedback element 103 sends " prompting " signal to control element 20, after control element 20 receives " prompting " signal, controls clarifier
The 30 display alarm signal of display module of 01 upper end of main body, the alerting signal prompting shown through display module 30 notify user to replace
Filter core 02, it is on the contrary then no；
When the concentration of formaldehyde that air outlet detects be more than 0.08mg/m3 when, then computing element 102 start calculate air inlet with
The concentration of formaldehyde ratio of air outlet, if the concentration of formaldehyde that detects of air outlet be more than or equal to air inlet concentration of formaldehyde one is default
It is 50% to preset ratio during value, in the present embodiment, then needs replacing filter core 02, computing element 102 passes through signal feedback element 103
" prompting " signal is sent to control element 20, after control element 20 receives " prompting " signal, 01 upper end of control purifier main body
30 display alarm signal of display module, the alerting signal prompting shown through display module 30 notifies user to replace filter core 02, on the contrary
It is then no；
In the present embodiment, multiple ratios can be preset by gradient, and then realize the purpose reminded at many levels, for example set
Different ratio corresponds to that " will replace filter core 02 ", " needing replacing filter core 02 ", " filter core 02 is entirely ineffective " etc. are different to be carried
Awake gradient, the control circuit in control element 20 and purifier main body 01 is electrically connected, " filter core is received in control element 20
02 is entirely ineffective " signal when, can be connected with disconnecting circuit, so that air purifier is stopped.
Testing principle and work about pernicious gases such as benzene, ammonia, TVOC (total volatile organism) and ozone
Process is as formaldehyde, and specific preset value is with reference to national Specification and factory default.
In the utility model, the mode for measuring harmful gas concentration is not limited only to be measured with electrochemical sensor,
It can also be that the technology either laser absorption spectroscopy of Measurement of Semiconductors harmful gas concentration measures harmful gas concentration.
Embodiment two：
As shown in figure 4, it is detecting element 101 to be multiple for detection in place of the present embodiment and the difference of embodiment one
The particulate matter sensors 1012 of grain object concentration, particulate matter sensors 1012 are arranged at air inlet and air outlet, by detect into
The particle concentration value of particulate matter at air port and air outlet judges the service condition of filter core 02.
Specifically, detecting element 101 includes multiple for detecting the particulate matter sensors 1012 of particle concentration, preferably
2, the air inlet and air outlet of air purifier are respectively placed in, the particulate matter being respectively used at detection air inlet and air outlet
Concentration judges the service condition of filter core 02 by comparing the particle concentration value of air outlet and air inlet, when air outlet detects
When the particle concentration value arrived is more than or equal to a preset value of the particle concentration of air inlet, preset value is in the present embodiment
50%, then filter core 02 is needed replacing, computing element 102 sends " prompting " signal to control element by signal feedback element 103
20, after control element 20 receives " prompting " signal, the 30 display alarm signal of display module of 01 upper end of control purifier main body, warp
The alerting signal prompting that display module 30 is shown notifies user to replace filter core 02；Conversely, computing element 102 further judges, lead to
It crosses and calculates whether the available machine time for judging air purifier is more than preset 02 longest service life of filter core, taken most in the present embodiment
Long life is 1 year, and (certainly, the longest service life of filter core 02 could be provided as other values, be given birth to specific reference to filter core 02
Produce longest service life set by manufacturer and set), if more than preset longest service life, filter core 02 is needed replacing, instead
It is then no；
In the present embodiment, multiple preset values can be preset by gradient, and then realize the purpose reminded at many levels, for example set
It puts different preset values and corresponds to the differences such as " will replace filter core 02 ", " needing replacing filter core 02 ", " filter core 02 is entirely ineffective "
Prompting gradient.
Total dirt content that filter core 02 can also be calculated in the present embodiment by particulate matter sensors 1012 judges 02 longevity of filter core
Life, specifically, the particle concentration * air quantity * times=total dirt content, when monitor total dirt content be more than preset dirt content numerical value
When, then needing replacing filter core 02, computing element 102 sends " prompting " signal to control element 20 by signal feedback element 103,
After control element 20 receives " prompting " signal, the 30 display alarm signal of display module of 01 upper end of control purifier main body, through aobvious
Show that the alerting signal prompting that component 30 is shown notifies user to replace filter core 02, it is on the contrary then no；
In the present embodiment, can by the way that multiple preset values is set to be reminded at many levels, such as：When the total dirt content monitored
It is the 80% of preset value, reminds user's " filter core 02 will be replaced ", when 120% that the total dirt content monitored is preset value, carries
Wake up user's " filter core 02 is entirely ineffective ", and the control circuit in control element 20 and purifier main body 01 is electrically connected, is being controlled
It when element 20 receives the signal of " filter core 02 is entirely ineffective ", can be connected with disconnecting circuit, so that air purifier stops
Work.
Particulate matter sensors 1012 are divided by test philosophy：It is light scattering method (white light, laser), weight calculation method, counting method, micro-
Mirror method, DMA methods (particle size analyzer) etc..
Embodiment three：
As shown in figure 5, filter core 02 is arranged in purify cavity, it is harmful that filter core 02 adsorbs particulate matter and the formaldehyde in air etc.
Substance is filtered air purification, and the harmful substance adsorbed on filter core 02 is more, and the air circulation resistance on filter core 02 is got over
Greatly, it is in place of the difference of the present embodiment and embodiment one, detecting element 101 includes multiple air streams for being used to monitor filter core 02
The differential manometer 1013 of logical resistance, differential manometer 1013 are arranged in purify cavity.
Specifically, detecting element 101 includes multiple for monitoring the differential manometer 1013 of the air circulation resistance of filter core 02, excellent
1 is selected as, differential manometer 1013 for monitoring the air circulation resistance of filter core 02 in real time, by comparing the air stream of the monitoring of filter core 02
Logical resistance and preset 02 air circulation resistance of filter core, judge the service condition of filter core 02, when the air that differential manometer 1013 monitors
When circulating resistance is more than predetermined threshold value, then filter core 02 is needed replacing, computing element 102 is sent by signal feedback element 103 and " carried
Wake up " signal is to control element 20, after control element 20 receives " prompting " signal, the display module of 01 upper end of control purifier main body
30 display alarm signals, the alerting signal prompting shown through display module 30 notify user to replace filter core 02；Conversely, computing element
102 further judge, whether the available machine time that air purifier is judged by calculating is more than that preset 02 longest of filter core uses the longevity
It orders, it is 1 year that longest service life is taken in the present embodiment, (certainly, the longest service life of filter core 02 could be provided as other values,
Set with specific reference to the longest service life of 02 production firm of filter core setting), if more than preset longest service life, need
Filter core 02 is replaced, it is on the contrary then no.
The air circulation resistance that the predetermined threshold value of 02 air circulation resistance of filter core is set with specific reference to 02 production firm of filter core
Threshold value is set.
In the present embodiment, the monitoring cycle of differential manometer 1013 can be set, such as weekly, once for half a month or one month
One is inferior.
In the present embodiment, along air inlet direction, multiple differential manometers 1013, multiple differential manometers can be equipped on air purifier
1013 can be separately positioned in air inlet, air outlet and purify cavity, detect in air inlet, air outlet and purify cavity respectively
Air circulation Resistance Value everywhere, by Air Drag values comprehensive comparative analysis everywhere, ensureing the accuracy of testing result.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
For art personnel, under the premise of the utility model technical principle is not departed from, several improvement and replacement can also be made, these change
The scope of protection of the utility model is also should be regarded as into replacement.
Claims (7)
1. a kind of air purifier of detectable filter element life, which is characterized in that including purifier main body and filter core, the purification
Purify cavity is equipped in device main body, the filter core is set in purify cavity, and the purify cavity upper cover is equipped with air cleaner panels；
The purifier main body is equipped with control element and detects the service life monitoring assembly of filter core service life, the clarifier
Main body upper end is equipped with to prompt to notify the display module of user, and the display module and the service life monitoring assembly are and institute
State control element electric connection；
The service life monitoring assembly includes detecting element, computing element and the signal feedback member for feeding back calculation result data signal
Part, the data of the detecting element detection are computed element and result of calculation signal are calculated, and the result of calculation signal passes through
The signal feedback element feeds back to the control element.
2. the air purifier of detectable filter element life as described in claim 1, which is characterized in that in the purifier main body
Equipped with air inlet and air outlet, the detecting element is arranged on the air inlet and the air outlet.
3. the air purifier of detectable filter element life as claimed in claim 2, which is characterized in that the detecting element includes
It is multiple for detecting the electrochemical sensors of harmful gas concentration, the electrochemical sensor is arranged on the air inlet and described
At air outlet.
4. the air purifier of detectable filter element life as claimed in claim 2, which is characterized in that the detecting element includes
It is multiple for detecting the particulate matter sensors of particle concentration, the particulate matter sensors be arranged on the air inlet and it is described go out
At air port.
5. the air purifier of detectable filter element life as described in claim 1, which is characterized in that the detecting element includes
The differential manometer of multiple air circulation resistances for being used to monitor the filter core, the differential manometer are arranged in the purify cavity.
6. the air purifier of detectable filter element life as described in claim 1, which is characterized in that the display module includes
For the display device of display reminding information and the voice device of play cuing sound, the display device and voice dress
It puts and is arranged on the purifier main body upper end.
7. the air purifier of detectable filter element life as claimed in claim 6, which is characterized in that in the purifier main body
End is equipped with control panel, and the control panel includes control button and the display module.
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| CN201721411563.5U CN207478175U (en) | 2017-10-26 | 2017-10-26 | The air purifier of detectable filter element life |
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| CN109203926A (en) * | 2018-08-15 | 2019-01-15 | 湖州高盛环保科技有限公司 | Small size clarifier |
| CN109342034A (en) * | 2018-09-14 | 2019-02-15 | 天津大学 | A kind of determination method in filtering element for air purifier service life |
| CN110261273A (en) * | 2019-07-25 | 2019-09-20 | 珠海格力电器股份有限公司 | Calibration method and calibration device for PM2.5 sensor |
| CN110393985A (en) * | 2019-07-26 | 2019-11-01 | 好空气科技发展有限公司 | Filter element for purifier replacing options based on loss calculation |
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| CN109203926A (en) * | 2018-08-15 | 2019-01-15 | 湖州高盛环保科技有限公司 | Small size clarifier |
| CN109342034A (en) * | 2018-09-14 | 2019-02-15 | 天津大学 | A kind of determination method in filtering element for air purifier service life |
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| CN110261273A (en) * | 2019-07-25 | 2019-09-20 | 珠海格力电器股份有限公司 | Calibration method and calibration device for PM2.5 sensor |
| CN110393985A (en) * | 2019-07-26 | 2019-11-01 | 好空气科技发展有限公司 | Filter element for purifier replacing options based on loss calculation |
| WO2021082372A1 (en) * | 2019-10-28 | 2021-05-06 | 南京长三角绿色发展研究院有限公司 | Purification efficiency risk identification and filter screen reset reminding system and method for air purification device |
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