CN208238143U - A kind of fresh air regulating device based on air fine particles - Google Patents
A kind of fresh air regulating device based on air fine particles Download PDFInfo
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- CN208238143U CN208238143U CN201820615999.4U CN201820615999U CN208238143U CN 208238143 U CN208238143 U CN 208238143U CN 201820615999 U CN201820615999 U CN 201820615999U CN 208238143 U CN208238143 U CN 208238143U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
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Abstract
The fresh air regulating device based on air fine particles that the utility model discloses a kind of includes PLC controller, PM2.5 detection unit, CO2Detection unit, air purifier；The PLC controller respectively with PM2.5 detection unit, CO2Detection unit and air purifier are electrically connected.The utility model utilizes PM2.5 detection unit and CO2PM2.5 concentration data and CO in detection unit collection room2Concentration data, obtains control signal using main control unit, controls the blower working frequency in adjustment air purifier by communication unit, enables air purifier according to indoor PM2.5 concentration data and CO2The relative scale of concentration data controls working frequency in time, so that indoor air quality reaches good result, reduces the operation power consumption of aeration device also significantly, effectively realizes the energy-saving run requirement of aeration device.
Description
Technical field
The utility model relates to ventilating system field of intelligent control technology, thin based on air more specifically to one kind
The fresh air regulating device of particulate matter.
Background technique
In recent years, haze brings tremendous influence for the daily life of large size city.For controlling for indoor PM2.5
Reason, especially large size public space (such as: shopping mall, high-end office building, hospital, school etc.), become major object
The important process that the poly- power of industry manager is implemented.And for large public building, the fresh air enough from outdoor intake is based on country
Guarantee the important indicator of indoor comfort degree and health degree under the premise of specification forces.In this context, it introduces largely by efficient
It the fresh air of filtration treatment and has increased considerably central air conditioner system Energy Consumption Cost and is formed contradiction.PM2.5 is air
The abbreviation of fine particle.
The control of the simple purification or end wind system for only considering large space room air, both more at
It is ripe, and practical application is obtained in more project.But if going to run from unilateral direction, another will be sacrificed.
Such as: indoor air quality is purified as far as possible, guaranteed PM2.5 concentration, must be increased the internal circulating load of end wind system, and
And micro-positive pressure is formed indoors, the intrusion in outside contamination source is kept out with clean fresh air.And if pursuing end wind system simply
The air circulation of the energy-saving run of system, large space will significantly reduce, and cause indoor pollution sources (including PM2.5 particle) can not
Effectively purified.Therefore, indoor air quality and wind system energy-saving run are effectively combined, realize room air
Quality is balanced with energy-saving run and is even more important, and solves the important pain spot in current industry.
Utility model content
The fresh air regulating device based on air fine particles that in view of this, the present invention provides a kind of, on solving
State defect.
To achieve the above object, the utility model provides following technical solution:
A kind of fresh air regulating device based on air fine particles includes PLC controller, PM2.5 detection unit, CO2
Detection unit, air purifier；The PLC controller respectively with PM2.5 detection unit, CO2Detection unit and air cleaning
Device is electrically connected；
The PLC controller includes communication unit, main control unit and data storage element；The communication unit is used for
Sending and receiving data information, the data storage element are used for saving data information and control function information, the main control unit
In analysis data information and control device running；The control terminal of the main control unit respectively with the communication unit and data storage
Unit is electrically connected；
The PM2.5 detection unit is several PM2.5 sensors of fixed placement indoors；The PM2.5 detection is single
Member transfers data in the PLC controller for PM2.5 concentration data in collection room；
The CO2Detection unit is several CO of fixed placement indoors2Sensor；The CO2Detection unit is for adopting
Collect interior CO2Concentration data, and transfer data in the PLC controller；
The air purifier adjusts blower working frequency, controls fresh air inlet for receiving control information；
The main control unit utilizes communication unit to PM2.5 detection unit and CO2Detection unit sends data acquisition command；
PM2.5 concentration data and PM2.5 concentration data is transferred to master using communication unit in the PM2.5 detection unit collection room
It controls in unit, the CO2CO in detection unit collection room2Concentration data simultaneously utilizes communication unit by CO2Concentration data is transferred to master
It controls in unit；Control function in the main control unit called data storage element, and combine PM2.5 concentration data and CO2It is dense
Degree evidence, which is brought into control function, is calculated control signal, and is sent in air purifier using communication unit；It is described
Air purifier receives control signal, adjusts blower working frequency.
As a preferred embodiment of the present invention, which includes off-line communication module and combined network communication module,
The off-line communication module and the main control unit are electrically connected, for for main control module, the data of acquisition display in real time to be provided offline
Communications service；The combined network communication module and the main control unit are electrically connected, for acquiring display number in real time for main control module
According to offer Communications service.
As a preferred embodiment of the present invention, which is infrared docking adapter, bluetooth docking adapter, WiFi
Docking adapter, ZigBee docking adapter, LoRa docking adapter or NB-iot docking adapter.
As a preferred embodiment of the present invention, which is GPS network network communication server.
As a preferred embodiment of the present invention, which is
Wherein, A CO2Concentration, B are PM2.5 concentration, and N is preset interior CO2Concentration limit constant, M are preset room
Interior CO2Upper limit of concentration constant, n are preset interior PM2.5 concentration limit constant, and m is that preset interior PM2.5 upper limit of concentration is normal
Number, E are the upper operational frequency limit of air purifier, and F is the working frequency lower limit of air purifier, and P (B) is air purifier
Blower working frequency.
As a preferred embodiment of the present invention, the inner cavity of the air purifier be set gradually from left to right fresh air chamber,
Primary purifying chamber, secondary stage purified chamber and accommodating chamber；The air inlet of the fresh air chamber is connected to by fresh air inlet with outdoor air；
The air inlet of the primary purifying chamber is connected to the air outlet of fresh air chamber；The air inlet and primary purifying chamber of the secondary stage purified chamber
Air outlet connection；The air inlet of the accommodating chamber is connected to the air outlet of secondary stage purified chamber, and the air outlet of the accommodating chamber is logical
Cross fresh air outlet and ambient air.
As a preferred embodiment of the present invention, the primary purifying is intracavitary is filled with filter glass cotton.
As a preferred embodiment of the present invention, which further includes having electrode plate；The electrode plate is fixed on
Secondary stage purified is intracavitary, and is electrically connected with PLC controller, is used to form electric field, ionization absorption particulate matter.
As a preferred embodiment of the present invention, which further includes having variable-frequency motor；The variable-frequency motor is solid
It is scheduled in accommodating chamber and is electrically connected with PLC controller, the air inlet of the variable-frequency motor and the air outlet of secondary stage purified chamber connect
Logical, air outlet is exported by fresh air and ambient air.
It can be seen from the above technical scheme that the utility model has the following beneficial effects: the fresh air regulating device utilizes
PM2.5 detection unit and CO2PM2.5 concentration data and CO in detection unit collection room2Concentration data is transferred using main control unit
Control function and combination PM2.5 concentration data and CO in data storage element2Concentration data obtains control signal, passes through communication
Blower working frequency in unit control adjustment air purifier, enables air purifier according to indoor PM2.5 concentration numbers
According to and CO2The relative scale of concentration data controls working frequency in time, to reach effective coordination control indoor fresh air inlet
And the purpose of PM2.5 concentration.The characteristics of comprehensive indoor air quality of the utility model and wind system energy-saving run, reach not
Optimal wind system operation control method is realized in the case where with outwardly and inwardly environment, can either make indoor air quality
Reach good result, reduce the operation power consumption of aeration device also significantly, whole year realizes 40% or so fractional energy savings, effectively
Realize the energy-saving run requirement of aeration device.
Detailed description of the invention
Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this
New embodiment is used to explain the utility model together, does not constitute limitations of the present invention.In the accompanying drawings:
Fig. 1 is a kind of structure of the fresh air regulating device based on air fine particles provided by the utility model embodiment
Schematic block diagram.
Fig. 2 is the structural schematic diagram of air purifier provided by the utility model embodiment.
Fig. 3 is course of experimental work figure provided by the utility model embodiment.
In figure: 1-PLC controller；2-PM2.5 detection unit；3-CO2Detection unit；4- air purifier；11- communication
Unit；111- off-line communication module；112- combined network communication module；12- main control unit；13- data storage element；401- fresh air enters
Mouthful；402- fresh air chamber；403- primary purifying chamber；404- secondary stage purified chamber；405- electrode plate；406- accommodating chamber；407- variable-frequency electric
Machine；The outlet of 408- fresh air.
Specific embodiment
As shown in fig. 1, the utility model embodiment provides a kind of fresh air regulating device based on air fine particles,
It include PLC controller 1, PM2.5 detection unit 2, CO2Detection unit 3, air purifier 4；The PLC controller 1 is distinguished
With PM2.5 detection unit 2, CO2Detection unit 3 and air purifier 4 are electrically connected；The PLC controller 1 includes logical
Interrogate unit 11, main control unit 12 and data storage element 13；The communication unit 11 is used for sending and receiving data information, the data
Storage element 13 is for saving data information and control function information, and the main control unit 12 is for analyzing data information and controlling
Device running processed；The control terminal of the main control unit 12 electrically connects with the communication unit 11 and data storage element 13 respectively
It connects；The PM2.5 detection unit 2 is several PM2.5 sensors of fixed placement indoors；The PM2.5 detection unit 2
For PM2.5 concentration data in collection room, and transfer data in the PLC controller 1；The CO2Detection unit 3 is solid
Surely several indoor CO are placed on2Sensor；The CO2Detection unit 3 is for CO in collection room2Concentration data, and by data
It is transferred in the PLC controller 1；The air purifier 4 adjusts blower working frequency, control for receiving control information
Fresh air inlet.In the utility model embodiment, the PLC controller 1 using the PLC200 model of Siemens control
Device processed, user can select the controller of different model according to actual needs, as long as control action can be played, also, described
Main control unit 12 and data storage element 13 in PLC controller 1 are the controller of PLC200 model in the prior art
One of building block, difference be also to store control function information in the data storage element 13, the master control list
Member 12 can transfer the control function information in the data storage element 13, according to indoor PM2.5 concentration data and CO2Concentration
The relative scale of data controls the working frequency of air purifier 4 in time；The PM2.5 detection unit 2 is using existing skill
PM2.5 sensor in art, main function are the indoor PM2.5 concentration of acquisition, and will be indoor by communication unit 11
PM2.5 concentration information uploads in PLC controller 1.Similarly, the CO2Detection unit 3 is using CO in the prior art2It passes
Sensor, main function are the indoor CO of acquisition2Concentration, and pass through communication unit 11 for indoor CO2Concentration information uploads to
In PLC controller 1.More specifically, the communication unit 11 includes off-line communication module 111 and combined network communication module 112, it is described
Off-line communication module 111 and the main control unit 12 are electrically connected, for for main control module, the data of acquisition display in real time to be mentioned offline
For Communications service；The combined network communication module 112 is electrically connected with the main control unit 12, for acquiring in real time for main control module
Show that data provide Communications service；The off-line communication module 111 is WiFi docking adapter；The combined network communication module 112 is GPS network
Network communication server.
As shown in Figure 2, specifically, the inner cavity of the air purifier 4 be set gradually from left to right fresh air chamber 402, just
Grade purify cavity 403, secondary stage purified chamber 404 and accommodating chamber 406；The air inlet of the fresh air chamber 402 by fresh air inlet 401 with
Outside air connection；The air inlet of the primary purifying chamber 403 is connected to the air outlet of fresh air chamber 402；The secondary stage purified chamber
404 air inlet is connected to the air outlet of primary purifying chamber 403；The air inlet of the accommodating chamber 406 and secondary stage purified chamber 404
The air outlet of air outlet connection, the accommodating chamber 406 is connected to by fresh air outlet 408 with outdoor air；The primary purifying chamber 403
It is interior to be filled with filter glass cotton；The air purifier 4 further includes having electrode plate 405；The electrode plate 405 is fixed on secondary stage purified
It in chamber 404, and is electrically connected with PLC controller 1, is used to form electric field, ionization absorption particulate matter；The air purifier 4 also wraps
Variable-frequency motor 407 is included；The variable-frequency motor 407 is fixed in accommodating chamber 406, the air inlet of the variable-frequency motor 407 and time
The air outlet connection of grade purify cavity 404, air outlet are connected to by fresh air outlet 408 with outside air.In the utility model reality
It applies in example, which includes shell；Fresh air inlet 401 is offered on the left of the shell, right side opening is equipped with new
Wind outlet 408, inner cavity from left to right pass sequentially through pipeline and are provided with and communicated with fresh air chamber 402, primary purifying chamber 403, secondary only
Change chamber 404 and accommodating chamber 406；It, will be big for being physically separated completely filled with mineral wool in the primary purifying chamber 403
Particulate matter isolation, certainly, in practice, user can fill other objects according to actual needs in primary purifying chamber 403
Spacer is managed, can mainly play the role of that large particle is isolated.The variable-frequency motor 407 is controllable type in the prior art
The power output end of servo motor, power end and the PLC controller 1 is electrically connected, and control terminal and Master degree candidate PLC are controlled
The control terminal of device 1 is electrically connected；It is fixed with electrode plate 405 in the secondary stage purified chamber 404, the positive and negative anodes electricity of the electrode plate 405
Source is electrically connected with the power output end of PLC controller 1 respectively, so that electrode plate 405, which is powered, generates electric field, it will be in air
Particulate matter all ionization electrifications, then again under the electric field action of same-sex attraction opposite sex repulsion, so that the particulate matter of electrification is whole
It is adsorbed on electrode plate 405 and is removed；Therefore, outside air enters in air purifier 4, then by primary net
Change chamber 403 and carry out large particle isolation, is isolated using the finely ground particles of secondary stage purified chamber 404, most afterwards through variable-frequency motor 407
Row arrives interior afterwards.Outdoor air can effectively eliminate sky after the secondary isolation of primary purifying chamber 403 and secondary stage purified chamber 404
Particulate matter in gas reduces the PM2.5 concentration of room air, overcomes the bad defect of air purification effect in the prior art,
Achieve the purpose that purify the air of a room.The course of work of the air purifier 4 is that power supply is connected, and the electrode plate 405 is in PLC
The lower work of the power supply output of controller 1, generates electric field in secondary stage purified chamber 404；Then the main control unit 12 utilizes communication
Unit 11 sends control command to variable-frequency motor 407, and the variable-frequency motor 407 is started to work under control command, outdoor fresh air
It under the draft effect of variable-frequency motor 407, is entered in fresh air chamber 402 from fresh air inlet 401, and successively passes through primary purifying chamber
403 and secondary stage purified chamber 404, interior finally is entered by fresh air outlet 408, to achieve the purpose that purify the air of a room.
More specifically, the control function in the PLC controller 1 is
Wherein, A CO2Concentration, B are PM2.5 concentration, and N is preset interior CO2Concentration limit constant, M are preset room
Interior CO2Upper limit of concentration constant, n are preset interior PM2.5 concentration limit constant, and m is that preset interior PM2.5 upper limit of concentration is normal
Number, E are the upper operational frequency limit of air purifier, and F is the working frequency lower limit of air purifier, and P (B) is air purifier
Blower working frequency.In the utility model embodiment, the PLC controller 1 passes through PM2.5 detection unit 2 and CO2Detection is single
The indoor PM2.5 concentration data of 3 acquisition of member and CO2Concentration data, then according to control function, certainly using 1 inside of PLC controller
The logical operation block of band carries out operation, obtains the signal of control 4 working frequency of air purifier, utilizes the control air purifier
The signal of 4 working frequencies works to control air purifier 4, to achieve the purpose that coordinated control purifies the air of a room.
In the present embodiment, running frequency P (B)=(B-n)/(m-n) * (E-F)+F foundation are as follows: on the one hand, work as interior
CO2Concentration A is less than preset CO2Concentration limit N, and indoor PM2.5 concentration B be in preset PM2.5 upper limit of concentration m and
After between lower limit n, at this time, it is preferred that emphasis is how to adjust blower frequency make indoor PM2.5 concentration as far as possible less and consumption
The energy is minimum, and the present invention specially utilizes patrolling between indoor PM2.5 concentration B and preset PM2.5 upper limit of concentration m and lower limit n
Control planning is collected, first finds out the practical gap of real-time PM2.5 concentration B Yu preset PM2.5 concentration limit n, and find out in fact
Ratio of the border gap between the upper limit m and lower limit n of preset PM2.5 concentration, then multiplied by actual air purifier
The real-time working frequency of air purifier finally can be obtained in difference between upper operational frequency limit E and lower limit F plus lower limit F；
The present invention finds out the relative scale of preset gap using real-time PM2.5 concentration B, then recycles specified bound frequency difference
It finds out and needs increased frequency values ratio, the real-time work of air purifier 4 finally can be obtained plus specified lower frequency limit
Working frequency；Therefore, in the present embodiment, the real-time working frequency P (B) of air purifier 4 and real-time PM2.5 concentration B are at just
Proportional linearity incidence relation, the real-time working frequency P (B) of air purifier 4 increase with the increase of real-time PM2.5 concentration B
Greatly, it is reduced with the reduction of real-time PM2.5 concentration B, to effectively achieve energy-saving and emission reduction purposes.Similarly, on the other hand,
As indoor CO2Concentration A is in preset CO2Between upper limit of concentration M and lower limit N, and indoor PM2.5 concentration B is in preset
After between PM2.5 upper limit of concentration m and lower limit n, at this time, it is preferred that emphasis is how to adjust blower frequency and make indoor PM2.5 concentration
As far as possible less and consumption the energy it is minimum, the present invention specially utilizes indoor PM2.5 concentration B and preset PM2.5 upper limit of concentration m
Logic control relation between lower limit n first finds out the reality of real-time PM2.5 concentration B Yu preset PM2.5 concentration limit n
Gap, and ratio of its practical gap between the upper limit m and lower limit n of preset PM2.5 concentration is found out, then multiplied by reality
Air purifier 4 upper operational frequency limit E and lower limit F between difference, air purifier finally can be obtained plus lower limit F
4 real-time working frequency；The present invention finds out the relative scale of preset gap using real-time PM2.5 concentration B, then recycles specified
Bound frequency difference find out and need increased frequency values ratio, air finally can be obtained plus specified lower frequency limit
The real-time working frequency of clarifier 4；Therefore, in the present embodiment, the real-time working frequency P (B) of air purifier 4 and in real time
PM2.5 concentration B direct proportional linear incidence relation, the real-time working frequency P (B) of air purifier 4 is with real-time PM2.5
The increase of concentration B and increase, reduced with the reduction of real-time PM2.5 concentration B, to effectively reach the mesh of energy-saving and emission-reduction
's.When PM2.5 concentration B be less than preset interior PM2.5 concentration limit n, focus on as far as possible reduce air renewal amount, drop
Therefore low energy consumption only needs the real-time working frequency P (B) of air purifier 4 maintaining minimum operating frequency at this time.
When PM2.5 concentration B be greater than preset interior PM2.5 upper limit of concentration m, focus on as far as possible increase air renewal amount, therefore,
It needs the real-time working frequency P (B) of air purifier 4 maintaining maximum running frequency at this time.
The course of work of the utility model embodiment is: the main control unit 12 is detected using communication unit 11 to PM2.5
Unit 2 and CO2Detection unit 3 sends data acquisition command；PM2.5 concentration data in 2 collection room of PM2.5 detection unit
And PM2.5 concentration data is transferred in main control unit 12 using communication unit 11, the CO2CO in 3 collection room of detection unit2
Concentration data simultaneously utilizes communication unit 11 by CO2Concentration data is transferred in main control unit 12；The main control unit 12 transfers number
According to the control function in storage element 13, and combine PM2.5 concentration data and CO2Concentration data is brought into control function and calculates
Control signal is obtained, and is sent in air purifier 4 using communication unit 11；The air purifier 4 receives control signal,
Adjust blower working frequency.
The experimental work schematic diagram of the utility model embodiment is as shown in Figure 3: by indoor CO2Concentration is set as relatively fixed
Amount, using 600ppm and 1000ppm as bound.Also, 600ppm and 1000ppm corresponds to the frequency limits of frequency converter,
Respectively 25Hz and 50Hz；Set the upper lower limit value of PM2.5 concentration, respectively 45 μ g/m3With 75 μ g/m3, and correspond to frequency conversion
Device frequency limits, respectively 25Hz and 50Hz；As can be seen from Figure 3: the main control unit 12 first passes through CO2Detection is single
Member 3 acquires and reads indoor CO2Concentration data A, if interior CO2Concentration data A is greater than 1000, then exports control air purifier 4
50HZ working frequency signal, will be sent this signal in the control terminal of air purifier 4 using communication unit 11, in time
The working frequency of adjustment air purifier 4 reaches 50HZ；If interior CO2Concentration data A then passes through between 600-1000
PM2.5 detection unit 2, which acquires, simultaneously reads indoor PM2.5 concentration data B, if interior PM2.5 concentration data B greater than 75, i.e., 600 <
A<1000 and B>75, then export control air purifier 4 50HZ working frequency signal, will using communication unit 11 by this
Signal is sent in the control terminal of air purifier 4, and the working frequency for adjusting air purifier 4 in time reaches 50HZ；If indoor
PM2.5 concentration data B is between 45 and 75, i.e. 600 < A < 1000 and 45 < B < 75, then exports the (B- of control air purifier 4
45) signal of * 25/30+25Hz working frequency will send this signal to using communication unit 11 control of air purifier 4
On end, the working frequency for adjusting air purifier 4 in time reaches (B-45) * 25/30+25Hz；If 600<A<1000 and 45>B,
The signal of the 25HZ working frequency of control air purifier 4 is then exported, air will be sent by this signal using communication unit 11
In the control terminal of clarifier 4, the working frequency for adjusting air purifier 4 in time reaches 25HZ；If 600 > A and B > 75, export
The signal of the 50HZ working frequency of air purifier 4 is controlled, air purifier 4 will be sent by this signal using communication unit 11
Control terminal on, in time adjust air purifier 4 working frequency reach 50HZ；If 600>A and 45<B<75 export control
The signal of (B-45) * 25/30+25Hz working frequency of air purifier 4 will send sky for this signal using communication unit 11
In the control terminal of gas purifier 4, the working frequency for adjusting air purifier 4 in time reaches (B-45) * 25/30+25Hz；If 600 <
A and B < 45 then export the signal of the 25HZ working frequency of control air purifier 4, will be sent out this signal using communication unit 11
It is sent in the control terminal of air purifier 4, the working frequency for adjusting air purifier 4 in time reaches 25HZ.
Obviously, in the utility model embodiment, which utilizes PM2.5 detection unit 2 and CO2Detection
PM2.5 concentration data and CO in 3 collection room of unit2Concentration data, using in 12 called data storage element 13 of main control unit
Control function simultaneously combines PM2.5 concentration data and CO2Concentration data obtains control signal, and it is empty to control adjustment by communication unit 11
Blower working frequency in gas purifier 4 enables air purifier 4 according to indoor PM2.5 concentration data and CO2Concentration numbers
According to relative scale control working frequency in time, to reach effective coordination control indoor fresh air inlet and PM2.5 concentration
Purpose.The characteristics of comprehensive indoor air quality of the utility model and wind system energy-saving run, reach it is different outwardly and inwardly
Optimal wind system operation control method is realized in the case where environment, and indoor air quality can either be made to reach good effect
Fruit reduces the operation power consumption of aeration device also significantly, and whole year realizes 40% or so fractional energy savings, effectively realizes fresh air
The energy-saving run requirement of device.
The foregoing description of the disclosed embodiments can be realized professional and technical personnel in the field or using originally practical.
Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments in the case where not departing from this practical spirit or scope.Therefore, this is practical
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest scope of cause.
Claims (9)
1. a kind of fresh air regulating device based on air fine particles, which is characterized in that include PLC controller, PM2.5 detection
Unit, CO2Detection unit, air purifier；The PLC controller respectively with PM2.5 detection unit, CO2Detection unit and sky
Gas purifier is electrically connected；
The PLC controller includes communication unit, main control unit and data storage element；The communication unit is for receiving and dispatching
Data information, the data storage element is for saving data information and control function information, and the main control unit is for dividing
Analyse data information and control device running；The control terminal of the main control unit respectively with the communication unit and data storage element
It is electrically connected；
The PM2.5 detection unit is several PM2.5 sensors of fixed placement indoors；The PM2.5 detection unit is used
In PM2.5 concentration data in collection room, and transfer data in the PLC controller；
The CO2Detection unit is several CO of fixed placement indoors2Sensor；The CO2Detection unit is used for collection room
Interior CO2Concentration data, and transfer data in the PLC controller；
The air purifier adjusts blower working frequency, controls fresh air inlet for receiving control information；
The main control unit utilizes communication unit to PM2.5 detection unit and CO2Detection unit sends data acquisition command；It is described
PM2.5 concentration data and PM2.5 concentration data is transferred to main control unit using communication unit in PM2.5 detection unit collection room
In, the CO2CO in detection unit collection room2Concentration data simultaneously utilizes communication unit by CO2Concentration data is transferred to main control unit
In；Control function in the main control unit called data storage element, and combine PM2.5 concentration data and CO2Concentration data
It is brought into control function and control signal is calculated, and be sent in air purifier using communication unit；The air is net
Change device and receive control signal, adjusts blower working frequency.
2. a kind of fresh air regulating device based on air fine particles according to claim 1, it is characterised in that: described logical
Interrogating unit includes off-line communication module and combined network communication module, and the off-line communication module electrically connects with the main control unit
It connects, for for main control module, the data of acquisition display in real time to provide Communications service offline；The combined network communication module and the master control
Unit is electrically connected, and provides Communications service for acquiring display data in real time for main control module.
3. a kind of fresh air regulating device based on air fine particles according to claim 2, it is characterised in that: it is described from
Line communication module is infrared docking adapter, bluetooth docking adapter, WiFi docking adapter, ZigBee docking adapter, LoRa docking adapter or NB-iot
Docking adapter.
4. a kind of fresh air regulating device based on air fine particles according to claim 2, it is characterised in that: described
Net communication module is GPS network network communication server.
5. a kind of fresh air adjusting dress based on air fine particles described in any one of -4 claims according to claim 1
It sets, it is characterised in that: the control function is
Wherein, A CO2Concentration, B are PM2.5 concentration, and N is preset interior CO2Concentration limit constant, M are preset interior CO2
Upper limit of concentration constant, n are preset interior PM2.5 concentration limit constant, and m is preset interior PM2.5 upper limit of concentration constant, E
For the upper operational frequency limit of air purifier, F is the working frequency lower limit of air purifier, and P (B) is the blower of air purifier
Working frequency.
6. a kind of fresh air regulating device based on air fine particles according to claim 1, it is characterised in that: the sky
The inner cavity of gas purifier has been set gradually from left to right fresh air chamber, primary purifying chamber, secondary stage purified chamber and accommodating chamber；It is described new
The air inlet of wind chamber is connected to by fresh air inlet with outdoor air；The air inlet of the primary purifying chamber and the air outlet of fresh air chamber
Connection；The air inlet of the secondary stage purified chamber is connected to the air outlet of primary purifying chamber；The air inlet and secondary of the accommodating chamber
The air outlet of purify cavity is connected to, and the air outlet of the accommodating chamber is exported by fresh air and ambient air.
7. a kind of fresh air regulating device based on air fine particles according to claim 6, it is characterised in that: described first
Filter glass cotton is filled in grade purify cavity.
8. a kind of fresh air regulating device based on air fine particles according to claim 6, it is characterised in that: the sky
Gas purifier further includes having electrode plate；It is intracavitary that the electrode plate is fixed on secondary stage purified, and is electrically connected with PLC controller, uses
In forming electric field, particulate matter is adsorbed in ionization.
9. a kind of fresh air regulating device based on air fine particles according to claim 6, it is characterised in that: the sky
Gas purifier further includes having variable-frequency motor；The variable-frequency motor is fixed in accommodating chamber and is electrically connected with PLC controller；It is described
The air inlet of variable-frequency motor is connected to the air outlet of secondary stage purified chamber, and air outlet is exported by fresh air and ambient air.
Priority Applications (1)
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| CN201820615999.4U CN208238143U (en) | 2018-04-26 | 2018-04-26 | A kind of fresh air regulating device based on air fine particles |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108534311A (en) * | 2018-04-26 | 2018-09-14 | 广州艾思高能源科技有限公司 | A kind of fresh air adjusting method based on air fine particles |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108534311A (en) * | 2018-04-26 | 2018-09-14 | 广州艾思高能源科技有限公司 | A kind of fresh air adjusting method based on air fine particles |
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Granted publication date: 20181214 Termination date: 20190426 |