CN104482602B - Intelligent air purifier and its filter screen life-span monitoring method - Google Patents
Intelligent air purifier and its filter screen life-span monitoring method Download PDFInfo
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- CN104482602B CN104482602B CN201410784855.8A CN201410784855A CN104482602B CN 104482602 B CN104482602 B CN 104482602B CN 201410784855 A CN201410784855 A CN 201410784855A CN 104482602 B CN104482602 B CN 104482602B
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- air
- blower fan
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
- F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
- F24F3/16—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by purification, e.g. by filtering; by sterilisation; by ozonisation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
- F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
- F24F8/108—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering using dry filter elements
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
- F24F2110/40—Pressure, e.g. wind pressure
Abstract
The present invention discloses a kind of Intelligent air purifier and its filter screen life-span monitoring method, the Intelligent air purifier includes purifier shell, and purifier shell includes connection and encloses the first side plate for being set as case frame, top plate, the second side plate, bottom plate, foreboard, back plate and the top cover being installed on top plate；Also include primary filter core, blower fan, UV components and the composite filter element being installed between purifier shell bottom plate and top plate；Also include the control device being arranged on purifier shell, the control circuit that control device includes, and the pressure sensor being connected with control circuit；Also include being arranged on the pressure acquisition point at blower fan top air side and top cover air outlet, and connect the airway tube of the pressure acquisition point and pressure sensor.The Intelligent air purifier that the present invention is provided is provided with control device, and the control device includes control circuit and pressure sensor, the pressure of composite filter element both sides can be monitored in real time, to detect the service condition for judging composite filter element and blower fan.
Description
Technical field
The present invention relates to purification technology field, more particularly to a kind of Intelligent air purifier and its monitoring of filter screen life-span
Method.
Background technology
Intelligent air purifier is that various air pollutants can be adsorbed, decompose or be converted to one kind, effectively improves air clear
The product of cleanliness.But in conventional art, the public affairs such as U.S. IQARE, Switzerland BLUEAR, Philip, domestic beautiful and net U.S. bodyguard
The air purifier product of department, the longevity using HEPA screen packs in the filter core used by the way of countdown on monitoring calculation product
Life.But, for different use environments, the haze such as in Beijing and Shanghai is than more serious area, and HEPA is filtered in filter core
The service life of net can be greatly shortened, and preferably regional in air, and the service life of HEPA screen packs can increase very in filter core
It is long, it is simple to draw the service life of HEPA screen packs in filter core using the mode of countdown.Moreover, in filter core
HEPA screen packs service life is changed without then that air purifier is completely without clean-up effect when reaching, but HEPA mistakes in filter core
Filter screen service life, which is also not reaching to just one piece of good filter screen of replacing, can produce larger expense.In addition, at this stage on the market
Air purifier also lacks effective monitoring means to its core blower fan.
The content of the invention
Based on this, for solve in above-mentioned conventional art can not be in accurate measurements filter core the problem of HEPA screen pack life-spans, this
Invention proposes a kind of Intelligent air purifier and its filter screen life-span monitoring method.
Its technical scheme is as follows：
A kind of Intelligent air purifier, including purifier shell, the purifier shell encloses including connection is set as cylindrical case
The first side plate, top plate, the second side plate, the bottom plate of body framework, and it is respectively arranged in the foreboard of the case frame front and rear sides
And it is also equipped with top cover in back plate, and the top plate；And air inlet is provided with first side plate or/and the second side plate,
Air outlet is provided with the top cover；Also include being installed on primary filter core between the purifier shell bottom plate and top plate, blower fan,
A primary filter core is each provided with UV components and composite filter element, and first side plate and the second side plate, the blower fan is set
Between two primary filter cores, the UV components are arranged at air side at the top of the blower fan, and the composite filter element is arranged at UV
Between component and top plate；Also include the control device being arranged on the purifier shell, the control device is connected with blower fan；Institute
State the control circuit that control device includes, and the pressure sensor being connected with the control circuit, the control circuit and pressure
Force snesor is mounted on top cover；Also include being arranged on the pressure acquisition point at blower fan top air side and top cover air outlet,
And the airway tube of the connection pressure acquisition point and pressure sensor.
The Intelligent air purifier that the present invention is provided is provided with control device, and the control device includes control circuit and pressure
Sensor, in addition to the pressure acquisition point being connected by airway tube with pressure sensor, multiple pressure acquisition points are separately positioned on
The inlet side and air side of composite filter element, i.e., a part of pressure acquisition point are arranged at the air outlet of equipment, and a part of pressure is adopted
Collection point be arranged on blower fan air side, the pressure of composite filter element both sides can in real time be monitored, with detect judge composite filter element with
The service condition (judge whether composite filter element reaches service life, blower fan whether normal work) of blower fan.
Its further technical scheme is illustrated below：
Further, the control device includes the air mass sensor and odor sensing being connected with the control circuit
Device, and the air mass sensor and smell sensor are installed on first side plate or the second side plate.By in top cover
Inside installing control circuit, and air mass sensor and smell sensor are installed on side plate, interior can be monitored in real time
Air quality, the mode of operation of equipment is automatically adjusted according to indoor air quality.
Further, the control device also includes being installed on microswitch on the bottom plate, the microswitch with
Foreboard is connected, while the microswitch is connected with power supply.Microswitch can be touched by foreboard, when foreboard is opened, can be certainly
Dynamic cut-out device power supply (DPS), protects user's personal safety.
Further, the control device includes being arranged on the control panel being connected at the top of the top cover with control circuit,
The control panel includes control button and display screen.Control panel is mounted in top cover top, conveniently operates and check that equipment is run
Situation.
Further, the composite filter element includes the filter screen box being arranged between UV components and top plate, and is set up in parallel
Efficient HEPA filterings are provided with activated carbon adsorption layer and efficient filter web layer in the filter screen box, the efficient filter web layer
Net.Activated carbon adsorption layer and efficient filter web layer are arranged in filter screen box, is convenient for installing and safeguards, and the work of composite filter element
The efficient HEPA screen packs that property charcoal can be adsorbed in formaldehyde in air, gas with foreign flavor etc., efficient filter web layer can further remove sky
Germ and fine particle in gas.
Further, in addition to the air box that is arranged between two primary filter cores, the assembling is in the wind
In cabinet, and the UV components are arranged at the top of the air box.Air box and filter screen box are combined closely, the sky for discharging blower fan
Gas can enter to be filtered in filter screen box, and air box can be completely isolated by air inlet and air outlet in addition, and air can be carried out
Effectively completely purify, and the air of purification will not be contaminated.
In addition, the present invention also provides a kind of filter screen life-span monitoring method of Intelligent air purifier as described above, including
Following steps：
When Intelligent air purifier works, pressure sensor carries out real-time to the pressure of composite filter element inlet side and air side
Monitoring；
Control device detects that the pressure of obtained composite filter element inlet side and air side carries out calculating point to pressure sensor
Analysis draws detection pressure difference value, and detection pressure difference value is compared with preset pressure difference, judges the use of composite filter element
Situation and life-span.
Further, comprise the following steps, the pressure of composite filter element inlet side and air side both sides is measured beforehand through experiment
Power difference, obtains preset pressure difference when filter screen reaches service life.
Further, comprise the following steps, control device detects obtained composite filter element inlet side to pressure sensor
Pressure calculate analyze blowing machine air side detection pressure value, and detection pressure value to blower fan air side and default pressure
Force value is compared, and judges the running situation of blower fan.
Further, comprise the following steps, the pressure of blower fan air side when measuring blower fan normal operation beforehand through experiment
Value, obtains preset pressure value during blower fan normal operation.
The present invention has the advantages that：
1st, according to the pressure difference of monitoring measurement composite filter element inlet side and air side in real time, it can accurately monitor filter screen and use feelings
Condition, can judge whether filter screen reaches service life convenient and simplely, consequently facilitating deciding whether to change filter screen, to ensure
The normal operation of equipment；
2nd, while pressure by detecting composite filter element inlet side, it can be determined that the state of fan operation, this is fed back to
In the control device of Intelligent air purifier, (whether broken down, or normally so as to the operation conditions to blower fan
Operation) monitored in real time.
Brief description of the drawings
Fig. 1 is structural representation when Intelligent air purifier described in the embodiment of the present invention removes foreboard；
Fig. 2 is the signal of visible pressure monitoring structure when Intelligent air purifier described in the embodiment of the present invention removes foreboard
Figure；
Fig. 3 is the left view structural representation when Fig. 1 removes the first side plate；
Fig. 4 is the step schematic diagram of the filter screen life-span monitoring method of Intelligent air purifier described in the embodiment of the present invention.
Description of reference numerals：
The side plates of 110- first, the side plates of 120- second, 130- top plates, 140- bottom plates, 150- top covers, 152- air outlets, 160-
Castor, 170- back plates, 180- foreboards, 200- primary filter cores, 210- filter screen overhead gages, 220- filter screen lower baffle plates, 300- blower fans,
310- air boxes, 312- blower fan roof box, 400-UV components, 500- composite filter elements, 510- filter screen boxes, 520- charcoal absorptions
Layer, 530- efficient filter web layers, 600- control devices, 610- pressure sensors, 612- airway tubes, 614- pressure acquisitions point, 620-
Air mass sensor (and smell sensor), 630- microswitches.
Embodiment
Embodiments of the invention are described in detail below in conjunction with the accompanying drawings.
As shown in figure 1, a kind of Intelligent air purifier, including purifier shell (not indicated in figure), it is installed on successively
Primary filter core 200, blower fan 300, UV components 400 and composite filter element 500 in purifier shell, and installed in purifier shell
On control device 600, the control device 600 is connected with blower fan 300.
Using the direction as shown of accompanying drawing 1 as standard, set just to Fig. 1 direction as in front of Intelligent air purifier, Fig. 1 left side
For Intelligent air purifier left, Fig. 1 the right is Intelligent air purifier right.As shown in Figure 1 to Figure 3, above-mentioned clarifier
Housing includes being sequentially connected enclosing the first side plate 110 for being set as tubular shell framework, top plate 130, the second side plate 120, bottom plate 140.
At the front and back position formation front door of the case frame and back door, corresponded to respectively at the front door and back door position and foreboard is installed
180 and back plate 170, the i.e. foreboard 180 and back plate 170 respectively be located at case frame front and rear sides, formed a sealing structure, will
Primary filter core 200, blower fan 300 and composite filter element 400 are enclosed in enclosure interior.In addition, the first above-mentioned side plate 110, the second side
Plate 120, foreboard 180, back plate 170, top plate 130 and bottom plate 140 are sheet metal part.The shell structure of Intelligent air purifier
Mainly be made up of sheet metal part, by riveting or mode connects for screw together, it is not necessary to molded as plastic parts, can
Save open time and die cost.Moreover, four castors 160 are installed in the bottom of the Intelligent air purifier, it is convenient to move
Equipment is moved to any desired place.
Air inlet (not illustrated in figure) is offered on the side plate 120 of first side plate 110 and second, and is pacified on top plate 130
Equipped with top cover 150, air outlet 152 is offered on the top cover 150.Primary filter core 200, blower fan 300 and composite filter element 500 are arranged at
Between bottom plate 140 and top plate 130, and the air inlet of the first side plate 110 and the second side plate 120 is each provided with a primary filter core
200, and blower fan 300 is arranged between two primary filter cores 200, composite filter element 500 is arranged between blower fan 300 and top plate 130, in addition
UV components 400 are additionally provided between blower fan 300 and composite filter element 500.I.e. each primary filter core 200 is answered close to air inlet
Filter core 500 is closed close to air outlet 152, and blower fan 300 and UV components 400 are located between primary filter core 200 and composite filter element 300.
Specifically, the first side plate 110 and the second side plate 120 are separately positioned on the left and right sides of Intelligent air purifier, the
Filter screen overhead gage 210 and filter screen lower baffle plate 220 are provided with the side plate 120 of side plate 110 and second, can be by primary filter core 200
It is arranged between the filter screen overhead gage 210 and filter screen lower baffle plate 220, can be determined two primary filter cores 200 using baffle plate
Position clamping.In addition, the first side plate 110 and the second side plate 120 can be set into tabular, the two can be also disposed as to arc bent
Panel shape, the shape of primary filter core 200 can be corresponding with side plate shape.Moreover, entering on the first side plate 110 and the second side plate 120
Air port is disposed as open mesh, and air inlet is arranged at the bottom position of two pieces of sides (i.e. close to the position of bottom plate 140
Place, is easy to from bottom air intake), air inlet is disposed as to the open mesh of large area, enough air intakes are ensure that and timely
Smoothly air-out, and can tentatively be filtered when air intake, the thicker bulky grain dust of removal and hair etc..
And the air outlet 152 on top cover 150 is disposed as strip opening, and air outlet is respectively arranged at the top and both sides of top cover 150,
And air outlet is set to strip opening, resistance during exhaust can be reduced, in time can be discharged the air after filtration, purification, with
Air purification efficiency is improved, and inclusion particles can also be avoided as far as possible from air outlet enters purifier shell.
The Intelligent air purifier also includes the air box 310 being arranged between two primary filter cores 200, and blower fan 300 is pacified
Loaded in air box 310, air box 310 can be completely isolated by air inlet and air outlet, air can be carried out effectively complete net
Change, and the air of purification will not be contaminated.Specifically, the blower fan 300 is scroll casing type centrifugal blower, and the blower fan 300 can
Two inlet scoops for being located at two primary sides of filter core 200 respectively are set, one is may also set up and is located between two primary filter cores 200
Inlet scoop, and the blower fan 300 also includes the exhaust outlet that is arranged on the top of air box 310.The air box 310 includes also including
Air box left plate and air box right plate (not illustrated in figure) positioned at the both sides of blower fan 300, the air box left plate and wind
Cabinet right plate corresponds to the first side plate 110 and the second side plate 120 respectively, and one of primary filter core 200 is installed on the first side plate
Between 110 and air box left plate, another primary filter core 200 is installed between the second side plate 120 and air box right plate.And
And, be provided with the air box left plate and air box right panel it is netted cross air holes, by the primary filtered air of filter core 200 from blower fan
Case crosses the inlet scoop that air holes enters blower fan 300.The air box 310 also includes being connected with air box left plate and air box right plate
Blower fan roof box 312, blower fan 300 is mounted on blower fan roof box 312, and blower fan exhaust outlet may be disposed at air box top
, can be by by the discharge of preliminary filtered air on plate 312.In addition, the air box 310 also includes the wind for seal fan 300
Case fore-plate and air box back plate (not illustrated in figure), the air box foreboard and air box back plate are fixed on the first side plate 110
On the second side plate 120 and bottom plate 140, make to be formed sealing between air box 310 and the case frame of clarifier good
Structure, is effectively spaced apart air inlet and air outlet, it is to avoid cleaned air and non-purified air mixing, it is ensured that air cleaning
Purity.
During the Intelligent air purifier energization work, the centrifugal blower 300 being arranged in air box 310 is rotated, air from
The impeller blade that fan induced draught opening's edge blower fan flows to blower fan exhaust outlet, and vacuum is formed at fan induced draught mouth, and room air exists
In the presence of atmospheric pressure, set on the air inlet and air box 310 set from the first side plate 110 and the second side plate 120
Mistake air holes enter blower fan, and enter the air of blower fan in the primary filter core being disposed through between side plate and air box from both sides
When 200, bulky grain dust, the hair in air can be filtered out, and sent in streams to a place in draught fan impeller after acquisition energy
Blower fan exhaust outlet.
Moreover, UV components 400 are additionally provided with the above-mentioned top of blower fan roof box 312 (i.e. blower fan exhaust outlet top), should
UV components 400 include the skeleton and uviol lamp (not illustrated in figure) of coating photocatalyst.It is coated with nanoscale TiO2For main body material
The photocatalyst of matter, photocatalyst, can effectively degradation of formaldehyde, benzene, toluene, diformazan under the ultraviolet irradiation that uviol lamp is sent
Pollutants such as benzene, ammonia, TVOC, and with efficiently extensive antiseptic property, the toxin that bacterium or fungi can be discharged decompose and
Harmless treatment.The air for the process primary filter discharged from blower fan roof box 312, can in the presence of UV components 400
The pernicious gases such as formaldehyde, benzene, ammonia in removal air.
Composite filter element 500 is provided between UV components 400 and air outlet 152, the composite filter element 500 includes and air box
310 are fitted together to sealed filter screen box 510, and 510 points of the filter screen box is two layers, including the activated carbon being juxtaposed in filter screen box 510
Adsorption layer 520 and efficient filter web layer 530, the activated carbon adsorption layer 520 are provided with activated carbon, and the efficient filter web layer 530 is set
There are the efficient HEPA screen packs of thickening, and efficiently HEPA screen packs are the critical component of composite filter element, its use state substantial connection
To the clean-up effect of the Intelligent air purifier.The filter screen box 510 also includes filter screen box front door (not illustrated in figure), will can filter
Net cage 510 is opened or closed, convenient to install and change activated carbon adsorption layer 520 and efficient filter web layer 530.In activated carbon adsorption layer
520 and efficient filter web layer 530 post sealing strip two layers up and down, filter screen put into after filter screen box 510, shut filter screen box front door,
Two filter mesh layers are pressed in filter screen box by filter screen box front door, make to form sealing between filter mesh layer and filter screen box.Moreover, air box
310 and filter screen box 510 combine closely, make the air that blower fan 300 is discharged from exhaust outlet by UV components 400 filtering after, can
Filtered again into filter screen box 510, and the activated carbon adsorption layer 520 of composite filter element 500 can adsorb first in air
Aldehyde, gas with foreign flavor etc., efficient filter web layer 530 can further remove germ and fine particle in air.That is the air of coarse filtration
Enter activated carbon adsorption layer 520 after UV components 400, efficient filter web layer 530 is entered after charcoal absorption, by high-efficient filter
The pure air of stratum reticulare 530 is from the row of top outlet inlet 152 of clarifier to interior, and the direction of air intake and air-out makes the whole of interior
Two circulations of air formation, the effectively whole indoor air of purification.
Moreover, the purifier shell also includes control device 600, the control device 600 is connected with blower fan 300.Moreover, should
Control device 600 includes control circuit (not illustrated in figure), and the pressure sensor 610 being connected with control circuit, control
Circuit and pressure sensor 610 are mounted on top cover 150, in addition to are arranged at blower fan top air side and top cover air outlet
Pressure acquisition point 614, and connection pressure acquisition point 614 and pressure sensor 610 airway tube 612, so as to by leading
Gas at the real-time collecting pressure collection point of tracheae 612, and the gas of collection is sent at pressure sensor 610 examined
Survey, you can air side at the top of blower fan and the pressure at top cover air outlet are monitored in real time, reach monitoring composite filter element in real time
The purpose of 500 (particularly efficient HEPA screen packs) pressure at both sides.Moreover, often locating at air side and top cover air outlet at the top of blower fan
One or more pressure acquisition point 614 can be respectively set, multipoint acquisition data are realized, pressure acquisition information more accurately may be used
Lean on.The control circuit includes detection chip, and the detection chip is connected with pressure sensor 610, will can be obtained on pressure sensor 610
The voltage change gone out is converted into value type (carrying out analog-to-digital conversion).Specifically, pressure resistance type is used in the control device 600
Pressure sensor 610, and pressure sensor 610 is fixed on the pcb board of control circuit, will be multiple by silica gel airway tube 612
The gas pressure for closing filter screen 500 (including efficient HEPA screen packs) both sides is delivered to pressure sensor 610, the pressure sensor
610 range is 0-15KPa.
The pressure acquisition point 614 of the pressure sensor 610 is arranged at the air outlet 152 of top cover 150, can be detected in real time
The pressure in air port 152, the service condition for judging composite filter element 500 (particularly efficient HEPA screen packs), so as to detect filter
The life situations of the efficient HEPA screen packs of core, when the efficient HEPA screen packs of filter core fill up flue dust, filter core resistance is increased, blower fan
The pressure rise in 300 exits, pressure sensor 610 is issued by (the particularly efficient HEPA of signal prompting changing composite filter element 500
Screen pack).In addition, the pressure acquisition point 614 of the pressure sensor 610 is arranged on into air side at the top of blower fan, it can detect in real time
The pressure of blower fan air side, the running situation for judging blower fan 300, you can judge whether blower fan 300 runs well.
The control device 600 also includes air mass sensor 620 and smell sensor (the two being connected with control circuit
It is installed together, does not distinguish herein), and control circuit to be installed in top cover 150, and air mass sensor 620 is gentle
Taste sensor is installed on the first side plate 110 or the second side plate 120.Specifically, by air mass sensor 620 and odor sensing
Device is installed on behind the first side plate 110 or the second side plate 120, and is offered on the first side plate 110 or the second side plate 120 small
Hole, IAQ can be detected by the small hole sensor.Therefore, by installing control circuit inside top cover 150, and
Air mass sensor 620 and smell sensor are installed on side plate, the air quality of interior can be monitored in real time, according to interior
Air quality automatically adjust the mode of operation of equipment.
Moreover, the control device 600 also includes the microswitch 630 being installed on the bottom plate of air box 310, microswitch
630 are connected with foreboard 180, while microswitch 630 is connected with power supply.Microswitch 630 can be touched by foreboard 180, in foreboard
, being capable of automatic cutting equipment power supply, protection user's personal safety during 180 opening.In addition, control device 600 also includes setting
The control panel (not illustrated in figure) being connected on top cover 150 with control circuit, control panel includes control button and display
Screen.Control panel is mounted in the top of top cover 150, it is convenient that operational control is carried out to Intelligent air purifier and checks that equipment runs shape
Condition.And the control panel is arranged at the centre position of top cover 150, and air outlet 152 is arranged on the top both sides position of top cover 150
Put, do not interfere with each other.
In addition, as shown in figure 4, the present invention also provides a kind of filter screen life-span monitoring of Intelligent air purifier as described above
Method, comprises the following steps：
The pressure value of blower fan air side when measuring 300 normal work of blower fan of Intelligent air purifier beforehand through experiment,
Obtain preset pressure value during blower fan normal operation；And measure (including the efficient HEPA mistakes of composite filter element 500 beforehand through experiment
Filter screen) inlet side and air side both sides pressure difference value, the efficient HEPA screen packs for obtaining composite filter element 500 reach service life
When preset pressure difference；
When Intelligent air purifier is started working, control device 600 is using pressure sensor 610 and control circuit to multiple
The pressure for closing (the particularly efficient HEPA screen packs) inlet side of filter core 500 and air side is monitored in real time；
Control device 600 detects that the pressure of obtained composite filter element inlet side carries out calculating analysis to pressure sensor 610
The detection pressure value of blowing machine air side is obtained, and the detection pressure value of blower fan air side is compared with preset pressure value, is sentenced
The running situation of disconnected blower fan 300；
Control device 600 detects that the pressure of obtained composite filter element inlet side and air side is carried out to pressure sensor 610
Calculate analysis and draw detection pressure difference value, and detection pressure difference value is compared with preset pressure difference, judge composite filter element
The service condition of 500 (particularly efficient HEPA screen packs) and life-span.
The Intelligent air purifier that the present invention is provided is provided with control device 600, and the control device 600 includes control circuit
With pressure sensor 610, in addition to the pressure acquisition point 614 being connected by airway tube 612 with pressure sensor 610, multiple pressures
Power collection point 614 is separately positioned on the inlet side and air side of composite filter element 500, i.e., a part of pressure acquisition point 614 is arranged on
At the air outlet of equipment, a part of pressure acquisition point 614 is arranged on blower fan air side, can be (particularly efficient to composite filter element 500
HEPA screen packs) pressure of both sides monitored in real time, judges the service condition of composite filter element 500 and blower fan 300 (i.e. to detect
Judge that composite filter element is particularly efficient HEPA screen packs and whether reaches service life, blower fan whether normal work).Moreover, this hair
It is bright that a kind of filter screen life-span monitoring method is also provided, the pressure difference of composite filter element inlet side and air side can be measured according to real-time monitoring
Value, can accurately monitor efficient HEPA screen packs service condition, can judge whether efficient HEPA screen packs reach convenient and simplely
Service life, consequently facilitating deciding whether to change efficient HEPA screen packs, to ensure the normal operation of equipment；And lead to simultaneously
Cross the pressure of detection composite filter element inlet side, it can be determined that the state that blower fan 300 is run, feed back to the control device of equipment
In 600, monitored in real time so as to the operation conditions (whether break down, or be up) to blower fan 300.
Each technical characteristic of embodiment described above can be combined arbitrarily, to make description succinct, not to above-mentioned reality
Apply all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, the scope of this specification record is all considered to be.
Embodiment described above only expresses the several embodiments of the present invention, and it describes more specific and detailed, but simultaneously
Can not therefore it be construed as limiting the scope of the patent.It should be pointed out that coming for one of ordinary skill in the art
Say, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the protection of the present invention
Scope.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (10)
1. a kind of Intelligent air purifier, it is characterised in that including purifier shell, the purifier shell encloses including connection to be set
Into the first side plate of tubular shell framework, top plate, the second side plate, bottom plate, and it is respectively arranged in two before and after the case frame
Top cover is also equipped with the front and rear panels of side, and the top plate；First side plate, the second side plate, foreboard, back plate, top
Plate and bottom plate are sheet metal part, by riveting or mode connects for screw together；
And be provided with first side plate or/and the second side plate on air inlet, the top cover and be provided with air outlet；Described first
Air inlet on side plate and the second side plate is disposed as open mesh；Air outlet on the top cover is disposed as strip opening,
And the air outlet is respectively arranged at the top and both sides of the top cover；
Also include primary filter core, blower fan, UV components and the composite filter element being installed between the purifier shell bottom plate and top plate, and
A primary filter core is each provided with first side plate and the second side plate, the blower fan is arranged on two primary filter cores
Between, the UV components are arranged at air side at the top of the blower fan, and the composite filter element is arranged between UV components and top plate；
Also include the control device being arranged on the purifier shell, the control device is connected with blower fan；The control dress
Put including control circuit, and with the pressure sensor that is connected of control circuit, the control circuit and pressure sensor
It is mounted on top cover；Also include being arranged on the pressure acquisition point at blower fan top air side and top cover air outlet, and connection
The airway tube of the pressure acquisition point and pressure sensor.
2. Intelligent air purifier according to claim 1, it is characterised in that the control device includes and the control
The air mass sensor and smell sensor of circuit connection, and the air mass sensor and smell sensor are installed on institute
State on the first side plate or the second side plate.
3. Intelligent air purifier according to claim 1, it is characterised in that the control device also includes being installed on institute
The microswitch on bottom plate is stated, the microswitch is connected with foreboard, while the microswitch is connected with power supply.
4. Intelligent air purifier according to claim 1, it is characterised in that the control device is described including being arranged on
The control panel being connected at the top of top cover with control circuit, the control panel includes control button and display screen.
5. Intelligent air purifier according to claim 1, it is characterised in that the composite filter element includes being arranged on UV groups
Filter screen box between part and top plate, and the activated carbon adsorption layer and efficient filter web layer being juxtaposed in the filter screen box, institute
State and efficient HEPA screen packs are provided with efficient filter web layer.
6. Intelligent air purifier according to claim 5, it is characterised in that also including being arranged at two primary filters
Air box between core, the assembling is in the air box, and the UV components are arranged at the top of the air box.
7. a kind of filter screen life-span monitoring method of Intelligent air purifier as claimed in any one of claims 1 to 6, its feature
It is, comprises the following steps：
When Intelligent air purifier works, pressure sensor is supervised in real time to the pressure of composite filter element inlet side and air side
Survey；
Control device detects that the pressure progress calculating of obtained composite filter element inlet side and air side is analyzed to pressure sensor
Go out and detect pressure difference value, and detection pressure difference value is compared with preset pressure difference, judge the service condition of composite filter element
With the life-span.
8. filter screen life-span monitoring method according to claim 7, it is characterised in that comprise the following steps：Beforehand through examination
Test obtains the pressure difference value of composite filter element inlet side and air side both sides, and the preset pressure obtained when filter screen reaches service life is poor
Value.
9. filter screen life-span monitoring method according to claim 7, it is characterised in that comprise the following steps：Control device pair
The pressure of composite filter element inlet side that pressure sensor detection is obtained calculate analyze blowing machine air side detection pressure
Value, and the detection pressure value of blower fan air side is compared with preset pressure value, judge the running situation of blower fan.
10. filter screen life-span monitoring method according to claim 9, it is characterised in that comprise the following steps：Beforehand through examination
The pressure value of blower fan air side when test obtains blower fan normal operation, obtains preset pressure value during blower fan normal operation.
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| CN201410784855.8A CN104482602B (en) | 2014-12-16 | 2014-12-16 | Intelligent air purifier and its filter screen life-span monitoring method |
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| CN104482602B true CN104482602B (en) | 2017-10-24 |
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Denomination of invention: Intelligent air purifier and monitoring method for service life of filter screen of intelligent air purifier Effective date of registration: 20191204 Granted publication date: 20171024 Pledgee: China Co truction Bank Corp Guangzhou green finance reform and innovation pilot area Huadu Branch Pledgor: GUANGZHOU GUANGLENG HUAXU REFRIGERATION & AIR CONDITIONING INDUSTRY CO., LTD. Registration number: Y2019440000251 |
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Inventor after: Caishun seal Inventor after: Jiang Hui Inventor after: Xu Jiahang Inventor after: Luo Zhangtao Inventor after: Yang Xingfeng Inventor before: Jiang Hui Inventor before: Xu Jiahang Inventor before: Cheng Leibo Inventor before: Luo Zhangtao Inventor before: Yang Xingfeng |
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