CN115264735A - Air purifier of intelligent control pulse electric field - Google Patents

Air purifier of intelligent control pulse electric field Download PDF

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Publication number
CN115264735A
CN115264735A CN202210744892.0A CN202210744892A CN115264735A CN 115264735 A CN115264735 A CN 115264735A CN 202210744892 A CN202210744892 A CN 202210744892A CN 115264735 A CN115264735 A CN 115264735A
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CN
China
Prior art keywords
interval
time
voltage
limit value
power supply
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Pending
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CN202210744892.0A
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Chinese (zh)
Inventor
王奇
舒健
左华良
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Ningbo Ilikeit Intelligent Household Co ltd
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Ningbo Ilikeit Intelligent Household Co ltd
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Priority to CN202210744892.0A priority Critical patent/CN115264735A/en
Publication of CN115264735A publication Critical patent/CN115264735A/en
Pending legal-status Critical Current

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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
    • F24F8/192—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 by electrical means, e.g. by applying electrostatic fields or high voltages
    • 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
    • F24F11/50—Control or safety arrangements characterised by user interfaces or communication
    • F24F11/54—Control or safety arrangements characterised by user interfaces or communication using one central controller connected to several sub-controllers
    • 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
    • F24F11/50—Control or safety arrangements characterised by user interfaces or communication
    • F24F11/61—Control or safety arrangements characterised by user interfaces or communication using timers
    • 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
    • F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
    • F24F11/63—Electronic processing
    • F24F11/64—Electronic processing using pre-stored data
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/08—Air-flow control members, e.g. louvres, grilles, flaps or guide plates
    • F24F13/082—Grilles, registers or guards
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/20—Casings or covers
    • 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
    • F24F2110/20—Humidity
    • 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
    • F24F2110/50—Air quality properties
    • F24F2110/64—Airborne particle content
    • 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

Abstract

The invention provides an air purifier for intelligently controlling a pulse electric field, which comprises: the device comprises a frame body, wherein a humidity sensor, a PM2.5 sensor and a controller are arranged on the frame body and are used for acquiring real-time humidity acquired by the humidity sensor and real-time PM2.5 values acquired by the PM2.5 sensor; the input end of the power supply device is connected with an external power supply, and the output end of the power supply device is connected with the controller and used for receiving power supply voltage input by the external power supply and outputting pulse voltage according to the power supply voltage; the purifying device is arranged beside the controller, is positioned in the frame, is connected with the power supply device, and is used for receiving and generating a pulse electric field according to pulse voltage; the controller is also used for detecting the accumulated service time of the purification device and controlling the power supply device to adjust the interval value and the duty ratio of the pulse voltage according to the accumulated service time, the real-time humidity and the real-time PM2.5 value in the working process of the purification device so as to intelligently control the pulse electric field. The pulse voltage regulating circuit has the beneficial effects that the voltage interval and the duty ratio of the pulse voltage can be intelligently regulated, so that the pulse electric field can be regulated.

Description

Air purifier of intelligent control pulse electric field
Technical Field
The invention relates to the technical field of air purifiers, in particular to an air purifier capable of intelligently controlling a pulse electric field.
Background
Along with the continuous deterioration of ecological environment, the high popularization of air conditioning systems, the prevalence of serious respiratory system diseases and the continuous improvement of national material living standard, the health consciousness of consumers is greatly improved, the indoor air environment problem receives the attention of people increasingly, the air quality is improved by purifying the air environment through the air purifier, and the air purifier becomes the increasingly urgent desire and the requirement of people.
However, the air purifier using the high-voltage electrostatic dust removal technology in the market at present is difficult to adapt to the south-north climate, particularly the south plum rain season, and is easy to cause local creepage or spark discharge in a high-humidity environment, so that certain potential safety hazards are generated.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides an air purifier for intelligently controlling a pulse electric field, which comprises:
the device comprises a frame body, wherein a humidity sensor, a PM2.5 sensor and a controller are arranged on the frame body, and the controller is respectively connected with the humidity sensor and the PM2.5 sensor and is used for acquiring real-time humidity acquired by the humidity sensor and a real-time PM2.5 value acquired by the PM2.5 sensor;
the input end of the power supply device is connected with an external power supply, and the output end of the power supply device is connected with the controller and used for receiving power supply voltage input by the external power supply and outputting pulse voltage according to the power supply voltage;
the purifying device is arranged beside the controller and positioned in the frame body, is connected with the power supply device and is used for receiving the pulse voltage and generating a pulse electric field according to the pulse voltage;
the controller is also connected with the purification device and used for detecting the accumulated service time of the purification device and controlling the power supply device to adjust the interval value and the duty ratio of the pulse voltage according to the accumulated service time, the real-time humidity and the real-time PM2.5 value in the working process of the purification device so as to intelligently control the pulse electric field.
Preferably, a control box is arranged inside the frame body, a main control board is arranged in the control box, the PM2.5 sensor is arranged on one side of the main control board, and the humidity sensor and the controller are arranged on the main control board.
Preferably, the controller includes:
the statistical module is used for continuously counting the accumulated service time of the purification device;
the first control module is connected with the counting module and used for controlling the power supply device to adjust the pulse voltage to a first voltage interval when the accumulated using time is in a preset first time interval and the real-time humidity is smaller than a preset first threshold value; and
when the accumulated use time is in the first time interval but the real-time humidity is not smaller than the first threshold, controlling the power supply device to adjust the pulse voltage to be within a second voltage interval;
the second control module is connected with the counting module and used for controlling the power supply device to adjust the pulse voltage to a third voltage interval when the accumulated using time is in a preset second time interval and the real-time humidity is smaller than the first threshold; and
when the accumulated using time is in the second time interval but the real-time humidity is not smaller than the first threshold value, controlling the power supply device to adjust the pulse voltage to be within a fourth voltage interval;
the third control module is connected with the statistical module and used for controlling the power supply device to adjust the pulse voltage to a fifth voltage interval value when the accumulated using time is in a preset third time interval and the real-time humidity is smaller than the first threshold value; and
when the accumulated use time is in the third time interval but the real-time humidity is not smaller than the first threshold, controlling the power supply device to adjust the pulse voltage to be in a sixth voltage interval;
and the fourth control module is used for controlling the power supply device to adjust the duty ratio of the pulse voltage according to the real-time PM2.5 value.
Preferably, the upper limit value of the first time interval is not greater than the lower limit value of the second time interval, and the upper limit value of the second time interval is not greater than the lower limit value of the third time interval;
the lower limit value of the first voltage interval is smaller than the lower limit value of the second voltage interval, the upper limit value of the first voltage interval is larger than the lower limit value of the second voltage interval, and the upper limit value of the first voltage interval is smaller than the upper limit value of the second voltage interval;
the lower limit value of the second voltage interval is smaller than the lower limit value of the third voltage interval, the upper limit value of the second voltage interval is larger than the lower limit value of the third voltage interval, and the upper limit value of the second voltage interval is smaller than the upper limit value of the third voltage interval;
the lower limit value of the third voltage interval is smaller than the lower limit value of the fourth voltage interval, the upper limit value of the third voltage interval is larger than the lower limit value of the fourth voltage interval, and the upper limit value of the third voltage interval is smaller than the upper limit value of the fourth voltage interval;
the lower limit value of the fourth voltage interval is smaller than the lower limit value of the fifth voltage interval, the upper limit value of the fourth voltage interval is larger than the lower limit value of the fifth voltage interval, and the upper limit value of the fourth voltage interval is smaller than the upper limit value of the fifth voltage interval;
the lower limit value of the fifth voltage interval is smaller than the lower limit value of the sixth voltage interval, the upper limit value of the fifth voltage interval is larger than the lower limit value of the sixth voltage interval, and the upper limit value of the fifth voltage interval is smaller than the upper limit value of the sixth voltage interval.
Preferably, the fourth control module includes:
the first control unit is used for judging whether the real-time PM2.5 value is in a preset high-quality air quality interval or not and controlling the power supply device to adjust the duty ratio of the pulse voltage to a first percentage when the real-time PM2.5 value is in the high-quality air quality interval;
the second control unit is used for judging whether the real-time PM2.5 value is in a preset medium air quality interval or not and controlling the power supply device to adjust the duty ratio of the pulse voltage to be a second percentage when the real-time PM2.5 value is in the medium air quality interval;
and the third control unit is used for judging whether the real-time PM2.5 value is in a preset poor air quality interval or not and controlling the power supply device to adjust the duty ratio of the pulse voltage to be a third percentage when the real-time PM2.5 value is in the poor air quality interval.
Preferably, the first percentage is less than the second percentage, which is less than the third percentage.
Preferably, the purification apparatus includes:
the charge module is arranged in the frame and used for receiving and generating the pulse electric field according to the pulse voltage;
and the dust collection module is arranged behind the charge module and is used for absorbing dust entering from the outside.
Preferably, a grid type panel is arranged on the front cover of the frame body and is positioned above the purification device.
Preferably, the charging module comprises:
the two frames are respectively arranged on two sides of the interior of the frame body along the length direction of the frame body, and limiting grooves are oppositely arranged in the two frames;
the two polar plate fixing frames are respectively arranged in the corresponding limiting grooves;
the discharge needle plates are respectively and vertically arranged between the two frames, and a plurality of discharge needles are respectively arranged on two sides of each discharge needle plate;
the plurality of zero-electricity plates are respectively arranged between the two discharge needle plates in parallel, and a plurality of holes are respectively formed in each zero-electricity plate;
and the discharge needles on the discharge needle plates are introduced into the holes corresponding to the pulse voltage to discharge so as to generate the pulse electric field.
Preferably, two ends of each of the discharge needle plates are respectively connected through a connecting wire and connected with the power supply device through one of the connecting wires.
The technical scheme has the following advantages or beneficial effects: the air purifier can intelligently adjust the voltage interval and the duty ratio of the pulse voltage according to the accumulated service time, the real-time humidity and the real-time PM2.5 value, achieves good air disinfection and purification effects by intelligently adjusting the pulse electric field based on the environment, avoids the phenomenon of local creepage or spark discharge caused by overhigh humidity, and can effectively increase the safety.
Drawings
FIG. 1 is a schematic view of an air purifier according to a preferred embodiment of the present invention;
FIG. 2 is a front view of an air purifier in a preferred embodiment of the invention;
FIG. 3 is an internal view of an air purifier according to a preferred embodiment of the present invention;
FIG. 4 is a schematic diagram of the positions of the humidity sensor, the PM2.5 sensor and the controller in accordance with the preferred embodiment of the present invention;
FIG. 5 is a schematic diagram of a controller according to a preferred embodiment of the present invention;
fig. 6 is a schematic structural diagram of a charging module according to a preferred embodiment of the invention;
fig. 7 is a side view of a charging module according to a preferred embodiment of the invention;
fig. 8 is a schematic diagram of the discharge pin plate and the zero-potential plate in the preferred embodiment of the invention.
Detailed Description
The invention is described in detail below with reference to the figures and specific embodiments. The present invention is not limited to the embodiment, and other embodiments may be made within the scope of the present invention as long as the gist of the present invention is satisfied.
In accordance with the above-mentioned problems occurring in the prior art, there is provided in a preferred embodiment of the present invention, an air purifier for intelligently controlling a pulsed electric field 10, as shown in fig. 1 to 4, comprising:
the humidity sensor 2, the PM2.5 sensor 3 and the controller 4 are arranged on the frame body 1, the controller 4 is respectively connected with the humidity sensor 2 and the PM2.5 sensor 3 and is used for acquiring real-time humidity acquired by the humidity sensor 2 and a real-time PM2.5 value acquired by the PM2.5 sensor 3;
the input end of the power supply device 5 is connected with an external power supply, and the output end of the power supply device 5 is connected with the controller 4 and used for receiving power supply voltage input by the external power supply and outputting pulse voltage according to the power supply voltage;
the purifying device 6 is arranged beside the controller 4 and positioned in the frame body 1, and the purifying device 6 is connected with the power supply device 5 and is used for receiving and generating a pulse electric field 10 according to the pulse voltage;
the controller 4 is further connected with the purifying device 6, and is used for detecting accumulated use time of the purifying device 6, and controlling the power supply device 5 to adjust the interval value and the duty ratio of the pulse voltage according to the accumulated use time, the real-time humidity and the real-time PM2.5 value in the working process of the purifying device 6, so as to intelligently control the pulse electric field 10.
Specifically, in the present embodiment, considering that there are many areas with high humidity and high PM2.5 value, the high humidity may cause creepage and sparking, and the current air purifier is not suitable for the environment with high humidity and high PM2.5 value, so an air purifier capable of adjusting the interval value and duty ratio of the pulse voltage in real time according to the accumulated usage time, the real-time humidity and the real-time PM2.5 value is proposed to cope with the environment with high humidity and high PM2.5 value and prevent creepage and sparking while ensuring the disinfection and purification effect.
In the preferred embodiment of the present invention, a control box 7 is disposed inside the frame 1, a main control board 8 is disposed inside the control box 7, the pm2.5 sensor 3 is disposed on one side of the control box 7, and the humidity sensor 2 and the controller 4 are disposed on the main control board 8.
In a preferred embodiment of the present invention, as shown in fig. 5, the controller 4 includes:
a statistical module 41 for continuously counting the accumulated use time of the purifying device 6;
the first control module 42 is connected to the statistical module 41, and is configured to control the power supply device 5 to adjust the pulse voltage to the first voltage interval when the accumulated usage time is in a preset first time interval and the real-time humidity is smaller than a preset first threshold; and
when the accumulated using time is in a first time interval but the real-time humidity is not less than a first threshold value, controlling the power supply device 5 to adjust the pulse voltage to a second voltage interval;
the second control module 43 is connected to the statistical module 41, and is configured to control the power supply device 5 to adjust the pulse voltage to the third voltage interval when the accumulated usage time is within a preset second time interval and the real-time humidity is smaller than the first threshold; and
when the accumulated using time is in a second time interval but the real-time humidity is not less than the first threshold value, controlling the power supply device 5 to adjust the pulse voltage to a fourth voltage interval;
the third control module 44 is connected to the statistical module 41, and is configured to control the power supply device 5 to adjust the pulse voltage to a fifth voltage interval value when the accumulated usage time is in a preset third time interval and the real-time humidity is smaller than the first threshold; and
when the accumulated using time is in a third time interval but the real-time humidity is not less than the first threshold value, controlling the power supply device 5 to adjust the pulse voltage to a sixth voltage interval;
and the fourth control module 45 is used for controlling the power supply device 5 to adjust the duty ratio of the pulse voltage according to the real-time PM2.5 value.
Specifically, in the present embodiment, the first threshold value is set to 80% which is the highest value of the indoor humidity, considering that the indoor humidity in summer is approximately 45% to 80% and the indoor humidity in winter is approximately 30% to 60%.
Preferably, the maximum value of the indoor temperature is not necessarily 80% due to the difference of the indoor humidity of different areas, and the magnitude of the first threshold value may be adjusted according to the indoor humidity of different areas during specific operation.
In a preferred embodiment of the present invention, the upper limit value of the first time interval is not greater than the lower limit value of the second time interval, and the upper limit value of the second time interval is not greater than the lower limit value of the third time interval;
the lower limit value of the first voltage interval is smaller than the lower limit value of the second voltage interval, the upper limit value of the first voltage interval is larger than the lower limit value of the second voltage interval, and the upper limit value of the first voltage interval is smaller than the upper limit value of the second voltage interval;
the lower limit value of the second voltage interval is smaller than the lower limit value of the third voltage interval, the upper limit value of the second voltage interval is larger than the lower limit value of the third voltage interval, and the upper limit value of the second voltage interval is smaller than the upper limit value of the third voltage interval;
the lower limit value of the third voltage interval is smaller than the lower limit value of the fourth voltage interval, the upper limit value of the third voltage interval is larger than the lower limit value of the fourth voltage interval, and the upper limit value of the third voltage interval is smaller than the upper limit value of the fourth voltage interval;
the lower limit value of the fourth voltage interval is smaller than the lower limit value of the fifth voltage interval, the upper limit value of the fourth voltage interval is larger than the lower limit value of the fifth voltage interval, and the upper limit value of the fourth voltage interval is smaller than the upper limit value of the fifth voltage interval;
the lower limit value of the fifth voltage interval is smaller than the lower limit value of the sixth voltage interval, the upper limit value of the fifth voltage interval is larger than the lower limit value of the sixth voltage interval, and the upper limit value of the fifth voltage interval is smaller than the upper limit value of the sixth voltage interval.
Specifically, in this embodiment, the first time interval is 1 to 740 hours, the second time interval is 740 to 1440 hours, and the third time interval is 1440 to 3000 hours.
Preferably, for the air cleaner, a cumulative use time of 3000 hours is a maintenance period, cleaning maintenance is necessary when the cumulative use time is greater than 3000 hours, and the cumulative use time is re-counted after the cleaning maintenance, so that the upper limit value of the third time interval is set to 3000 hours.
Preferably, in practical situations, if the cumulative usage time of the air purifier for a single use is less than 0.5 hour, the cumulative usage time is not counted, for example, the cumulative usage time before the use of the air purifier reaches 10 hours, the cumulative usage time after the use of the air purifier this time is 10.3 hours, the difference between the cumulative usage time before the use and the cumulative usage time after the use is 0.3 hour, and less than 0.5 hour, and the cumulative usage time is still 10 hours when the air purifier is used next time. .
Specifically, in this embodiment, the first voltage interval is-9 KV to-7.5 KV, the second voltage interval is-8 KV to-6.5 KV, the third voltage interval is-7 KV to-5.5 KV, the fourth voltage interval is-6 KV to-4.5 KV, the fifth voltage interval is-5 KV to-3.5 KV, and the sixth voltage interval is-4 KV to-2.5 KV.
In a preferred embodiment of the present invention, the fourth control module 45 includes:
a first control unit 451, configured to determine whether the real-time PM2.5 value is within a preset high-quality air quality interval, and control the power supply device 5 to adjust the duty ratio of the pulse voltage to a first percentage when the real-time PM2.5 value is within the high-quality air quality interval;
the second control unit 452 is configured to determine whether the real-time PM2.5 value is within a preset medium air quality interval, and control the power supply device 5 to adjust the duty ratio of the pulse voltage to a second percentage when the real-time PM2.5 value is within the medium air quality interval;
a third control unit 453, configured to determine whether the real-time PM2.5 value is within a preset poor air quality interval, and control the power supply device 5 to adjust the duty ratio of the pulse voltage to a third percentage when the real-time PM2.5 value is within the poor air quality interval.
Specifically, in this embodiment, during the actual determination, it is determined first that the accumulated usage time belongs to the first time interval or the second time interval or the third time interval, and then it is determined whether the real-time humidity is smaller than the first threshold, and the real-time PM2.5 value may be determined separately.
In a preferred embodiment of the present invention, the first percentage is less than the second percentage, and the second percentage is less than the third percentage.
Specifically, in the present embodiment, the first percentage is 30%, the second percentage is 50%, and the third percentage is 70%.
In a preferred embodiment of the present invention, the purification apparatus 6 comprises:
the charging module 61 is arranged in the frame body 1 and used for receiving and generating a pulse electric field 10 according to the pulse voltage;
and the dust collection module 62 is arranged behind the charging module 61 and is used for absorbing dust entering from the outside.
Specifically, in the present embodiment, in consideration of the situation that the air cleaner is contaminated by dust, the dust collection module 62 is disposed above the charging module 61 to absorb the externally entering dust, so as to ensure the cleanliness of the charging module 61.
In the preferred embodiment of the present invention, the front cover of the frame 1 is provided with a grid panel 9, and the grid panel 9 is located above the purifying device 6.
Specifically, in this embodiment, the grid type panel 9 and the frame body 1 are detachably connected, and the grid type panel 9 can be detached from the frame body 1 for cleaning during specific operations, so as to increase the cleanliness and the service life of the grid type panel 9.
Preferably, when the grill panel 9 is detached and cleaned, the dust collection module 62 can be cleaned at the same time, thereby improving convenience.
In a preferred embodiment of the present invention, as shown in fig. 6 to 8, the charging module 61 includes:
the two frames 611 are respectively arranged at two sides of the interior of the frame 1 along the length direction of the frame 1, and limiting grooves are oppositely arranged in the two frames 611;
two polar plate fixing frames 612 respectively arranged in the corresponding limiting grooves;
a plurality of discharge needle plates 613 respectively vertically disposed between the two frames 611, and a plurality of discharge needles 614 are respectively disposed on both sides of each discharge needle plate 613;
a plurality of zero-voltage plates 615, which are respectively arranged between the two discharge needle plates 613 in parallel, wherein each zero-voltage plate 615 is respectively provided with a plurality of holes 616;
the discharge needles 614 on each discharge needle plate 613 discharge through the holes 616 corresponding to the pulse voltage to generate the pulse electric field 10.
Specifically, in this embodiment, the plate holder 612 may be spliced and extended or shortened according to a set size, and the limiting groove in the frame 611 is sealed by glue filling.
Preferably, the discharge pin plate 613 and the zero electrode plate 615 are made of conductive metal to enhance conductivity.
Preferably, the discharge needle plates 613 and the zero-voltage plates 615 are distributed in a staggered manner, and the axial centers of the discharge needles 614 are opposite to the central points of the holes 616 one by one, so as to increase the stability of the generated pulsed electric field 10.
Preferably, the passing air is purified and disinfected by the pulsed electric field 10.
Preferably, an end cap 617 is disposed on each of two sides of the frame 611.
In the preferred embodiment of the present invention, two ends of each discharge pin plate 613 are connected by a connection wire 618 and connected to the power supply device 5 by one of the connection wires 618.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention.

Claims (10)

1. The utility model provides an air purifier of intelligent control pulsed electric field which characterized in that includes:
the device comprises a frame body, wherein a humidity sensor, a PM2.5 sensor and a controller are arranged on the frame body, and the controller is respectively connected with the humidity sensor and the PM2.5 sensor and is used for acquiring real-time humidity acquired by the humidity sensor and a real-time PM2.5 value acquired by the PM2.5 sensor;
the input end of the power supply device is connected with an external power supply, and the output end of the power supply device is connected with the controller and is used for receiving power supply voltage input by the external power supply and outputting pulse voltage according to the power supply voltage;
the purifying device is arranged beside the controller and positioned in the frame, is connected with the power supply device and is used for receiving the pulse voltage and generating a pulse electric field according to the pulse voltage;
the controller is also connected with the purification device and used for detecting the accumulated service time of the purification device and controlling the power supply device to adjust the interval value and the duty ratio of the pulse voltage according to the accumulated service time, the real-time humidity and the real-time PM2.5 value in the working process of the purification device so as to intelligently control the pulse electric field.
2. The air purifier as claimed in claim 1, wherein a control box is disposed inside the frame, a main control board is disposed inside the control box, the PM2.5 sensor is disposed on one side of the main control board, and the humidity sensor and the controller are disposed on the main control board.
3. The air purifier of claim 1, wherein the controller comprises:
the statistical module is used for continuously counting the accumulated service time of the purification device;
the first control module is connected with the counting module and used for controlling the power supply device to adjust the pulse voltage to a first voltage interval when the accumulated using time is in a preset first time interval and the real-time humidity is smaller than a preset first threshold value; and
when the accumulated use time is in the first time interval but the real-time humidity is not smaller than the first threshold, controlling the power supply device to adjust the pulse voltage to be within a second voltage interval;
the second control module is connected with the statistical module and used for controlling the power supply device to adjust the pulse voltage to a third voltage interval when the accumulated using time is in a preset second time interval and the real-time humidity is smaller than the first threshold; and
when the accumulated use time is in the second time interval but the real-time humidity is not smaller than the first threshold, controlling the power supply device to adjust the pulse voltage to be within a fourth voltage interval;
the third control module is connected with the statistical module and used for controlling the power supply device to adjust the pulse voltage to a fifth voltage interval value when the accumulated using time is in a preset third time interval and the real-time humidity is smaller than the first threshold value; and
when the accumulated use time is in the third time interval but the real-time humidity is not smaller than the first threshold, controlling the power supply device to adjust the pulse voltage to be in a sixth voltage interval;
and the fourth control module is used for controlling the power supply device to adjust the duty ratio of the pulse voltage according to the real-time PM2.5 value.
4. The air purifier of claim 3, wherein an upper limit value of the first time interval is not greater than a lower limit value of the second time interval, and wherein an upper limit value of the second time interval is not greater than a lower limit value of the third time interval;
the lower limit value of the first voltage interval is smaller than the lower limit value of the second voltage interval, the upper limit value of the first voltage interval is larger than the lower limit value of the second voltage interval, and the upper limit value of the first voltage interval is smaller than the upper limit value of the second voltage interval;
the lower limit value of the second voltage interval is smaller than the lower limit value of the third voltage interval, the upper limit value of the second voltage interval is larger than the lower limit value of the third voltage interval, and the upper limit value of the second voltage interval is smaller than the upper limit value of the third voltage interval;
the lower limit value of the third voltage interval is smaller than the lower limit value of the fourth voltage interval, the upper limit value of the third voltage interval is larger than the lower limit value of the fourth voltage interval, and the upper limit value of the third voltage interval is smaller than the upper limit value of the fourth voltage interval;
the lower limit value of the fourth voltage interval is smaller than the lower limit value of the fifth voltage interval, the upper limit value of the fourth voltage interval is larger than the lower limit value of the fifth voltage interval, and the upper limit value of the fourth voltage interval is smaller than the upper limit value of the fifth voltage interval;
the lower limit value of the fifth voltage interval is smaller than the lower limit value of the sixth voltage interval, the upper limit value of the fifth voltage interval is larger than the lower limit value of the sixth voltage interval, and the upper limit value of the fifth voltage interval is smaller than the upper limit value of the sixth voltage interval.
5. The air purifier of claim 3, wherein the fourth control module comprises:
the first control unit is used for judging whether the real-time PM2.5 value is in a preset high-quality air quality interval or not and controlling the power supply device to adjust the duty ratio of the pulse voltage to a first percentage when the real-time PM2.5 value is in the high-quality air quality interval;
the second control unit is used for judging whether the real-time PM2.5 value is in a preset medium air quality interval or not and controlling the power supply device to adjust the duty ratio of the pulse voltage to be a second percentage when the real-time PM2.5 value is in the medium air quality interval;
and the third control unit is used for judging whether the real-time PM2.5 value is in a preset poor air quality interval or not and controlling the power supply device to adjust the duty ratio of the pulse voltage to be a third percentage when the real-time PM2.5 value is in the poor air quality interval.
6. The air purifier of claim 5, wherein the first percentage is less than the second percentage, the second percentage being less than the third percentage.
7. The air purifier of claim 1, wherein the purifying means comprises:
the charging module is arranged in the frame and used for receiving and generating the pulse electric field according to the pulse voltage;
and the dust collection module is arranged behind the charge module and is used for absorbing dust entering from the outside.
8. The air purifier of claim 1 wherein the front cover of the frame has a grill panel and the grill panel is positioned over the purifying device.
9. The air purifier of claim 7, wherein the charge module comprises:
the two frames are respectively arranged on two sides of the interior of the frame body along the length direction of the frame body, and limiting grooves are oppositely arranged in the two frames;
the two polar plate fixing frames are respectively arranged in the corresponding limiting grooves;
the discharge needle plates are respectively and vertically arranged between the two frames, and a plurality of discharge needles are respectively arranged on two sides of each discharge needle plate;
the plurality of zero-electricity plates are respectively arranged between the two discharge needle plates in parallel, and a plurality of holes are respectively formed in each zero-electricity plate;
and the discharge needles on the discharge needle plates are introduced into the holes corresponding to the pulse voltage to discharge so as to generate the pulse electric field.
10. The air cleaner according to claim 9, wherein both ends of each of the discharge pin plates are connected by a connection wire and connected to the power supply device by one of the connection wires, respectively.
CN202210744892.0A 2022-06-28 2022-06-28 Air purifier of intelligent control pulse electric field Pending CN115264735A (en)

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Publication number Priority date Publication date Assignee Title
US4342571A (en) * 1974-05-08 1982-08-03 United Mcgill Corporation Electrostatic precipitator
CN103105350A (en) * 2013-01-23 2013-05-15 清华大学 3 nanometer-20 micrometer aerosol particle size distribution measuring apparatus
CN105833328A (en) * 2016-04-06 2016-08-10 珠海格力电器股份有限公司 Air purifier and electrode voltage adjustment method thereof
CN207430530U (en) * 2018-02-05 2018-06-01 吉林建筑大学 The adjustable electrostatic precipitator of voltage
CN209020573U (en) * 2018-10-22 2019-06-25 江苏金永利空调制造有限公司 The Electrostatic Absorption that integrally declines dedusting and purifying device
KR20190115311A (en) * 2018-04-02 2019-10-11 최운선 Power supply of electric precipitator for controlling of supplying optimal power

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4342571A (en) * 1974-05-08 1982-08-03 United Mcgill Corporation Electrostatic precipitator
CN103105350A (en) * 2013-01-23 2013-05-15 清华大学 3 nanometer-20 micrometer aerosol particle size distribution measuring apparatus
CN105833328A (en) * 2016-04-06 2016-08-10 珠海格力电器股份有限公司 Air purifier and electrode voltage adjustment method thereof
CN207430530U (en) * 2018-02-05 2018-06-01 吉林建筑大学 The adjustable electrostatic precipitator of voltage
KR20190115311A (en) * 2018-04-02 2019-10-11 최운선 Power supply of electric precipitator for controlling of supplying optimal power
CN209020573U (en) * 2018-10-22 2019-06-25 江苏金永利空调制造有限公司 The Electrostatic Absorption that integrally declines dedusting and purifying device

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