CN114459079A - Purifying air conditioning unit and control method thereof - Google Patents

Purifying air conditioning unit and control method thereof Download PDF

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Publication number
CN114459079A
CN114459079A CN202210156757.4A CN202210156757A CN114459079A CN 114459079 A CN114459079 A CN 114459079A CN 202210156757 A CN202210156757 A CN 202210156757A CN 114459079 A CN114459079 A CN 114459079A
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China
Prior art keywords
chamber
filter belt
driving
pressing
air
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Granted
Application number
CN202210156757.4A
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Chinese (zh)
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CN114459079B (en
Inventor
张志辉
张砾
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Zhejiang Kaizhou Electrical And Mechanical Engineering Co ltd
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Zhejiang Kaizhou Electrical And Mechanical Engineering Co ltd
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Publication of CN114459079A publication Critical patent/CN114459079A/en
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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
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/0007—Indoor units, e.g. fan coil units
    • F24F1/0071—Indoor units, e.g. fan coil units with means for purifying supplied air
    • F24F1/0073—Indoor units, e.g. fan coil units with means for purifying supplied air characterised by the mounting or arrangement of filters
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
    • A61L2/02—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using physical phenomena
    • A61L2/08—Radiation
    • A61L2/10—Ultraviolet radiation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/0007—Indoor units, e.g. fan coil units
    • F24F1/0059—Indoor units, e.g. fan coil units characterised by heat exchangers
    • F24F1/0063—Indoor units, e.g. fan coil units characterised by heat exchangers by the mounting or arrangement of the heat exchangers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/0007—Indoor units, e.g. fan coil units
    • F24F1/0071—Indoor units, e.g. fan coil units with means for purifying supplied air
    • F24F1/0076—Indoor units, e.g. fan coil units with means for purifying supplied air by electric means, e.g. ionisers or electrostatic separators
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/0007—Indoor units, e.g. fan coil units
    • F24F1/009—Indoor units, e.g. fan coil units characterised by heating arrangements
    • 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
    • F24F11/00—Control or safety arrangements
    • F24F11/70—Control systems characterised by their outputs; Constructional details thereof
    • 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
    • F24F11/89—Arrangement or mounting of control or safety devices
    • 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
    • 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
    • F24F8/20—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by sterilisation
    • F24F8/24—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by sterilisation using sterilising media
    • 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
    • F24F8/30—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by ionisation
    • 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
    • F24F8/90—Cleaning of purification apparatus

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Epidemiology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Human Computer Interaction (AREA)
  • Animal Behavior & Ethology (AREA)
  • Thermal Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Fuzzy Systems (AREA)
  • Mathematical Physics (AREA)
  • Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
  • Air Filters, Heat-Exchange Apparatuses, And Housings Of Air-Conditioning Units (AREA)
  • Apparatus For Disinfection Or Sterilisation (AREA)

Abstract

The invention discloses a purification air conditioning unit and a control method thereof, wherein the purification air conditioning unit comprises a shell, wherein an air inlet chamber, a first disinfection chamber, a surface cooling chamber, a heating chamber, a fan chamber, a second disinfection chamber and an air outlet chamber are arranged in the shell; a self-cleaning filtering assembly is arranged in the second disinfection chamber and comprises a controller, a driving piece, an anti-virus filter belt, a driving gear, a driven gear, a pressing piece and a first ultraviolet disinfector; the driving output end of the driving piece is connected with the wheel center of the driving gear; a first winding drum is fixedly arranged at the wheel center of the driving gear, a second winding drum is fixedly arranged at the wheel center of the driven gear, and the gear teeth of the driving gear are in meshing transmission with the gear teeth of the driven gear; two ends of the anti-virus filter belt are respectively wound on the first winding drum and the second winding drum; the anti-virus filter belt can slidably bypass the pressing piece; a humidity detection assembly is arranged below the communication port; the first ultraviolet sterilizer is fixedly arranged above the space between the pressing piece and the second winding drum. The invention realizes self-cleaning of the anti-virus filter belt.

Description

Purifying air conditioning unit and control method thereof
Technical Field
The invention relates to the technical field of purification air conditioners, in particular to a purification air conditioning unit and a control method thereof.
Background
The purifying air-conditioning unit is an excellent terminal device of a central air-conditioner, is an air-conditioning unit with a high-efficiency air filter, and is used for effectively filtering substances harmful to human bodies, such as dust, particles, bacteria, viruses, smoke, oil and the like in air so as to effectively purify input air. The existing purifying air conditioning unit generally adopts an anti-virus filter screen to protect viruses, but the anti-virus filter screen needs to be replaced manually at regular intervals after being used for a period of time, viruses may remain on the anti-virus filter screen in the replacement process, and the viruses on the anti-virus filter screen can cause harm to related personnel when being spread into the air, so that great potential safety hazards exist.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a purifying air conditioning unit and a control method thereof, which are used for realizing self-cleaning of an anti-virus filter belt.
In order to achieve the purpose, the invention provides the following technical scheme: a purifying air conditioning unit comprises a shell, wherein an air inlet cavity, a first disinfection cavity, a surface cooling cavity, a heating cavity, a fan cavity, a second disinfection cavity and an air outlet cavity which are sequentially communicated are arranged in the shell;
the air inlet cavity is positioned at the bottom end inside the shell and is provided with an air inlet;
the first disinfection chamber is positioned above the air inlet chamber, and a plasma sterilizer for sterilizing air entering the first disinfection chamber is arranged in the first disinfection chamber;
the surface cooling chamber is positioned above the first disinfection chamber, and a surface cooler for refrigerating air entering the surface cooling chamber is arranged in the surface cooling chamber;
the heating cavity is positioned above the surface cooling cavity by a preset distance, and a heater for heating air entering the heating cavity is arranged in the heating cavity;
the fan cavity is positioned above the heating cavity, and a fan is arranged in the fan cavity;
the second disinfection chamber is positioned above the fan chamber, a communicating port is formed in the bottom end of the second disinfection chamber, a self-cleaning filtering assembly is arranged in the second disinfection chamber, and the self-cleaning filtering assembly comprises a controller, a driving piece, an anti-virus filter belt, a driving gear, a driven gear, a pressing piece and a first ultraviolet sterilizer;
the driving piece is fixed on the inner wall of the second disinfection chamber, and the driving output end of the driving piece is fixedly connected with the wheel center of the driving gear;
the driven gear is rotatably arranged on the inner wall of the second disinfection chamber;
a first winding drum is fixedly arranged at the wheel center of the driving gear, a second winding drum is fixedly arranged at the wheel center of the driven gear, and the gear teeth of the driving gear are in meshing transmission with the gear teeth of the driven gear;
two ends of the anti-virus filter belt are respectively wound on the first winding drum and the second winding drum;
the anti-virus filter belt can slidably bypass the pressing piece, the pressing piece is positioned above the communication port, and the pressing piece is used for pressing the anti-virus filter belt positioned below the pressing piece to be attached and abutted to the communication port;
a humidity detection assembly is arranged below the communication port and comprises a sliding lifting mechanism and a humidity sensor;
the controller is in signal connection with the driving piece, the humidity sensor and the sliding lifting mechanism, and is used for generating a sliding lifting instruction according to a preset first period;
the sliding lifting mechanism drives the humidity sensor to slide and lift to a preset position according to the sliding lifting instruction, and the humidity sensor is used for detecting the filter belt humidity of the anti-virus filter belt at the position where the humidity sensor abuts against the communication port;
when the humidity of the filter belt is greater than a preset humidity threshold value, the controller generates a driving instruction and a disinfection instruction, and the driving piece drives the driving gear and the driven gear to rotate according to the driving instruction, so that the anti-virus filter belt below the pressing piece is driven to be between the pressing piece and the second winding drum;
the first ultraviolet sterilizer is fixedly arranged on the inner wall of the second sterilization chamber and is positioned above the anti-virus filter belt between the second winding drums and the pressing piece, and the first ultraviolet sterilizer is used for performing ultraviolet sterilization on the anti-virus filter belt between the pressing piece and the second winding drums according to the sterilization instruction;
the air outlet cavity is located above the second disinfection cavity, and an air outlet is formed in one side of the air outlet cavity.
Furthermore, the sliding lifting mechanism comprises a pair of sliding rails, a pair of sliding blocks, a hydraulic cylinder, a connecting plate, a first electric push rod and a fixed seat which are oppositely arranged;
the pair of slide rails are respectively fixed on the inner wall of the fan cavity, and the slide block is connected in the slide rails in a sliding manner;
the hydraulic cylinder is fixed on one inner wall of the air chamber, a piston rod of the hydraulic cylinder is fixedly connected with the sliding block, and the hydraulic cylinder is used for driving the sliding block to slide along the direction of the sliding rail;
the both ends of connecting plate respectively with slider fixed connection, first electric putter is vertical to be fixed the upper end of connecting plate, the fixing base is fixed first electric putter's push rod upper end, humidity transducer fixes the fixing base upper end, first electric putter is used for promoting on the fixing base humidity transducer moves in vertical direction.
Furthermore, the compressing member is in a bowl shape, a compressing opening is formed in the lower end face of the compressing member, the caliber of the compressing opening is slightly larger than that of the communicating opening, the communicating opening is located right below the compressing opening, and a plurality of air holes are uniformly formed in the upper end and the side end of the compressing member.
Furthermore, a compression pushing piece is fixedly connected to the upper end face of the compression piece, the compression pushing piece is in signal connection with the controller, the controller generates a lifting instruction when generating the driving instruction, and the compression pushing piece lifts the compression piece upwards according to the lifting instruction so as to separate the antivirus filter belt from the communication port;
and the controller generates a compression instruction after a preset time period of generating the driving instruction, and the compression pushing piece downwards compresses the compression piece according to the compression instruction so as to compress the antivirus filter belt against the communication port.
Furthermore, the upper end of the communicating opening is provided with a sealing ring, and when the pressing piece presses the anti-virus filter belt, the lower end face of the anti-virus filter belt abuts against the sealing ring in an attaching mode.
Further, the second disinfection chamber is equipped with gets a notch and a plurality of lock joint notch, can be equipped with in getting the notch and get a door with opening and shutting, get a door orientation the one side of second disinfection chamber is equipped with a plurality of buckles, the buckle with lock joint notch looks adaptation, getting keeping away from of a door the one side of second disinfection chamber is equipped with the handle.
Furthermore, a second ultraviolet sterilizer is arranged in the air outlet chamber, faces the air outlet and is used for performing ultraviolet sterilization on the air flowing out of the air outlet.
Furthermore, the air inlet and the air outlet are both provided with filter screens for filtering particles in the air.
Further, the filter screen includes first filter screen and second filter screen, the aperture of first filter screen is greater than the aperture of second filter screen, first filter screen is located the air intake with the air outlet orientation one side outside the casing, the second filter screen is located the air intake with the air outlet orientation one side in the casing.
A control method of a purification air conditioning unit is applied to the purification air conditioning unit, and comprises the following steps:
step S1, the controller generates a sliding lifting instruction according to a preset first period;
step S2, the sliding lifting mechanism drives the humidity sensor to slide and lift to a proper position according to the sliding lifting instruction, and the humidity sensor detects the filter belt humidity of the antivirus filter belt at the position abutting against the communication port;
step S3, when the humidity of the filter belt is larger than a preset humidity threshold value, the controller generates a driving instruction and a disinfection instruction;
step S4, a driving element drives the driving gear and the driven gear to rotate according to the driving instruction, so that the anti-virus filter belt under a pressing element is transmitted between the pressing element and the second reel;
and step S5, the first ultraviolet sterilizer performs ultraviolet sterilization on the anti-virus filter belt between the pressing piece and the second winding drum according to the sterilization instruction.
The invention has the beneficial effects that:
according to the invention, the self-cleaning filter assembly is arranged in the second disinfection chamber, so that the anti-virus filter belt which is attached to and abutted against the communicating port can be automatically changed in a transmission manner under the driving of the driving piece, and meanwhile, the replaced anti-virus filter belt is subjected to ultraviolet disinfection, so that the possibility of virus residues on the replaced anti-virus filter belt is effectively reduced, the use safety of the purified air conditioner is improved, and the self-cleaning of the anti-virus filter belt is realized.
Drawings
FIG. 1 is a schematic view of the internal structure of a clean air conditioning unit according to the present invention;
FIG. 2 is a schematic view of the construction of the self-cleaning filter assembly and the sliding lift mechanism of the present invention;
FIG. 3 is a control schematic diagram of a clean air conditioning unit according to the present invention;
FIG. 4 is a flow chart of the steps of the control method of the purification air conditioning unit in the invention.
Reference numerals: 1. a housing; 2. an air inlet chamber; 21. an air inlet; 3. a first sterilization chamber; 31. a plasma sterilizer; 4. a surface cooling chamber; 41. a surface cooler; 5. a heating chamber; 51. a heater; 6. a fan chamber; 61. a fan; 7. a second sterilization chamber; 71. a pickup door; 72. a handle; 8. an air outlet chamber; 81. A second ultraviolet sterilizer; 82. an air outlet; 9. a self-cleaning filter assembly; 91. a controller; 92. a drive member; 93. an anti-virus filter; 94. a driving gear; 95. a driven gear; 96. a compression member; 97. a first ultraviolet sterilizer; 981. a second electric push rod; 982. compressing the forking member; 10. a humidity detection component; 101. a humidity sensor; 102. a slide rail; 103. a slider; 104. a hydraulic cylinder; 105. a connecting plate; 106. A first electric push rod; 107. a fixed seat.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. In which like parts are designated by like reference numerals. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "bottom" and "top," "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.
As shown in fig. 1 to 3, the purifying air conditioning unit of the present embodiment includes a housing 1, and an air inlet chamber 2, a first disinfection chamber 3, a surface cooling chamber 4, a heating chamber 5, a fan chamber 6, a second disinfection chamber 7, and an air outlet chamber 8, which are sequentially communicated, are disposed inside the housing 1;
the air inlet chamber 2 is positioned at the bottom end inside the shell 1, and the air inlet chamber 2 is provided with an air inlet 21;
the first disinfection chamber 3 is positioned above the air inlet chamber 2, and a plasma sterilizer 31 for sterilizing air entering the first disinfection chamber 3 is arranged in the first disinfection chamber 3;
the surface cooling chamber 4 is positioned above the first disinfection chamber 3, and a surface cooler 41 for refrigerating air entering the surface cooling chamber 4 is arranged in the surface cooling chamber 4;
the heating chamber 5 is located at a preset distance above the surface cooling chamber 4, and a heater 51 for heating air entering the heating chamber 5 is arranged in the heating chamber 5;
the fan cavity 6 is positioned above the heating cavity 5, and a fan 61 is arranged in the fan cavity 6;
the second disinfection chamber 7 is located above the fan chamber 6, a communication port is formed in the bottom end of the second disinfection chamber 7, a self-cleaning filter assembly 9 is arranged in the second disinfection chamber 7, and the self-cleaning filter assembly 9 comprises a controller 91, a driving piece 92, an anti-virus filter belt 93, a driving gear 94, a driven gear 95, a pressing piece 96 and a first ultraviolet sterilizer 97;
the driving member 92 is fixed on the inner wall of the second disinfection chamber 7, and the driving output end of the driving member 92 is fixedly connected with the wheel center of the driving gear 94;
a first winding drum is fixedly arranged at the wheel center of the driving gear 94, a second winding drum is fixedly arranged at the wheel center of the driven gear 95, and the gear teeth of the driving gear 94 are in meshing transmission with the gear teeth of the driven gear 95;
the driven gear 95 is rotatably arranged on the inner wall of the second sterilization chamber 7;
two ends of the anti-virus filter belt 93 are respectively wound on the first winding drum and the second winding drum;
the antivirus filter belt 93 can slidably bypass the pressing piece 96, the pressing piece 96 is positioned above the communication opening, and the antivirus filter belt 93 positioned below the pressing piece 96 is pressed to be attached and abutted against the communication opening;
a humidity detection assembly 10 is arranged below the communication port, and the humidity detection assembly 10 comprises a sliding lifting mechanism and a humidity sensor 101;
the controller 91 is in signal connection with the driving element 92, the humidity sensor 101 and the sliding lifting mechanism, and the controller 91 is configured to generate a sliding lifting instruction according to a preset first time period;
the sliding lifting mechanism drives the humidity sensor 101 to slide and lift to a preset position according to the sliding lifting instruction, and the humidity sensor 101 is used for detecting the filter belt humidity of the antivirus filter belt 93 at the position where the humidity sensor abuts against the communication port;
when the humidity of the filter belt is greater than a preset humidity threshold value, the controller 91 generates a driving command and a disinfection command, and the driving member 92 drives the driving gear 94 and the driven gear 95 to rotate according to the driving command, so that the antivirus filter belt 93 below the pressing member 96 is driven to be between the pressing member 96 and the second reel;
the first ultraviolet sterilizer 97 is fixedly arranged on the inner wall of the second sterilization chamber 7, and is positioned above the anti-virus filter belt 93 between the second winding drums and the pressing piece 96, and the first ultraviolet sterilizer 97 is used for performing ultraviolet sterilization on the anti-virus filter belt 93 between the pressing piece 96 and the second winding drums according to the sterilization instruction;
the air outlet chamber 8 is located above the second disinfection chamber 7, and an air outlet 82 is formed in one side of the air outlet chamber 8.
In this embodiment, the first period may be one hour, the second period may be 6 hours, the humidity threshold may be 50%, the driving member 92 may be a driving motor, and an output shaft of the driving motor is fixedly connected to a wheel center of the driving gear 94. The controller 91 controls the sliding lifting mechanism to drive the humidity sensor 101 to detect the humidity of the antivirus filter belt 93 on the communication port every 1 hour. When the humidity of the belt is more than 50% and the time period reaches 6 hours, the controller 91 generates a driving command and a sterilizing command so that the driving motor drives the driving gear 94 to rotate according to the driving command and stops driving after 1 second. When the driving gear 94 rotates, the anti-virus filter belt 93 wound on the first roller is conveyed towards the direction of the communicating opening, the anti-virus filter belt positioned at the bottom end of the communicating opening is conveyed towards the second roller to move, and the movement is stopped after 1 second, so that the new anti-virus filter belt 93 is conveyed to the upper end of the communicating opening, the replaced anti-virus filter belt 93 is conveyed between the pressing piece 96 and the second roller, and meanwhile, the first ultraviolet sterilizer 97 performs ultraviolet sterilization on the replaced anti-virus filter belt 93.
According to the invention, the self-cleaning filtering component 9 is arranged in the second disinfection chamber 7, so that the anti-virus filter belt 93 abutted against the communicating port can be automatically replaced in a transmission manner under the driving of the driving piece 92, and meanwhile, the replaced anti-virus filter belt 93 is subjected to ultraviolet disinfection, so that the possibility of virus residues on the replaced anti-virus filter belt is effectively reduced, the use safety of the purified air conditioner is improved, and the self-cleaning of the anti-virus filter belt 93 is realized.
Preferably, the sliding lifting mechanism comprises a pair of slide rails 102, a pair of sliders 103, a hydraulic cylinder 104, a connecting plate 105, a first electric push rod 106 and a fixed seat 107 which are oppositely arranged;
a pair of slide rails 102 are respectively fixed on the inner wall of the fan chamber 6, and a slide block 103 is connected in the slide rails 102 in a sliding manner;
the hydraulic cylinder 104 is fixed on one inner wall of the air chamber, a piston rod of the hydraulic cylinder 104 is fixedly connected with the sliding block 103, and the hydraulic cylinder 104 is used for driving the sliding block 103 to slide along the direction of the sliding rail 102;
two ends of the connecting plate 105 are respectively fixedly connected with the sliding block 103; the first electric push rod 106 is vertically fixed at the upper end of the connecting plate 105, the fixing seat 107 is fixed at the upper end of the push rod of the first electric push rod 106, the humidity sensor 101 is fixed at the upper end of the fixing seat 107, and the first electric push rod 106 is used for pushing the humidity sensor 101 on the fixing seat 107 to move in the vertical direction.
Specifically, in the present embodiment, the hydraulic cylinder 104 and the first electric push rod 106 are both electrically connected to the controller 91, and the sliding lifting command received by the sliding lifting mechanism includes a sliding command and a lifting command; the sliding instruction is sent to the hydraulic cylinder 104, after the hydraulic cylinder 104 receives the sliding instruction, the sliding block 103 connected with the piston rod is driven to slide in the sliding rail 102, and the other sliding block 103 is driven by the connecting rod to synchronously slide. The lifting instruction is sent to the first electric push rod 106, and after receiving the lifting instruction, the first electric push rod 106 drives the fixing seat 107 connected with the push rod to move in the vertical direction, so as to drive the humidity sensor 101 at the upper end of the fixing seat 107 to move in the vertical direction. The hydraulic cylinder 104 and the first electric push rod 106 need to move at least five times, so that the humidity sensor 101 detects multiple sets of humidity data and averages the data to obtain the humidity of the filter belt, and the precision of the humidity of the filter belt is improved.
Preferably, the compressing member 96 is shaped like a bowl, a compressing opening is formed in the lower end face of the compressing member 96, the caliber of the compressing opening is slightly larger than that of the communicating opening, the communicating opening is located right below the compressing opening, and a plurality of air holes are uniformly formed in the upper end and the side end of the compressing member 96.
Specifically, in the present embodiment, by providing the pressing member 96 in a bowl shape, the sliding between the antivirus filter 93 and the side ends of the pressing member 96 is made smoother. Meanwhile, a plurality of air holes are uniformly formed in the upper end and the side end of the pressing piece 96, so that air entering the pressing piece 96 from the pressing opening can flow out of the pressing piece 96 through the air holes, and the phenomenon that the air is blocked and cannot circulate is avoided.
Preferably, the upper end face of the pressing piece 96 is fixedly connected with a pressing pushing piece, the pressing pushing piece is in signal connection with the controller 91, the controller 91 further generates a lifting instruction when generating a driving instruction, and the pressing pushing piece lifts the pressing piece 96 upwards according to the lifting instruction so as to separate the antivirus filter belt 93 from the communication port;
after a preset time period of generating the driving command, the controller 91 generates a pressing command, and the pressing pushing member presses the pressing member 96 downward according to the pressing command to press the antivirus filter belt 93 against the communication port.
Specifically, in the present embodiment, the pressing pushing member includes a second electric push rod 981 and a pressing fork 982, and the push rod of the second electric push rod 981 faces vertically downward and is fixedly connected with the upper end of the pressing fork 982. The lower end of the compression bifurcating member 982 is fixedly connected with both sides of the upper end of the compressing member 96. When the controller 91 generates a driving instruction, a lifting instruction is further generated and sent to the second electric push rod 981, so that the second electric push rod 981 upwards lifts the pressing piece 96 through the pressing fork piece 982, and the pressing piece 96 is prevented from pressing the antivirus filter belt 93 at the lower end, and the antivirus filter belt 93 cannot be replaced. After the controller 91 generates the preset time period of the driving instruction, the anti-virus filter belt 93 is replaced, the preset time period can be 1 second, at the moment, the controller 91 generates a compression instruction and sends the compression instruction to the second electric push rod 981, so that the second electric push rod 981 compresses the compression piece 96 downwards through the compression fork piece 982, the compression piece 96 compresses the anti-virus filter belt 93, and the anti-virus filter belt 93 is attached to and abutted against the communication port.
Preferably, a sealing ring is arranged at the upper end of the communication port, and when the pressing piece 96 presses the anti-virus filter belt 93, the lower end surface of the anti-virus filter belt 93 abuts against the sealing ring in an attaching manner.
Specifically, in this embodiment, by providing the seal ring at the upper end of the communication port, the sealing performance when the pressing member 96 presses the antivirus filter 93 is improved.
Preferably, the second disinfection chamber 7 has been seted up and has been got a notch and a plurality of lock joint notch, can be equipped with in getting a notch and get a door 71 with opening and shutting, gets a door 71 and is equipped with a plurality of buckles towards the one side of second disinfection chamber 7, buckle and lock joint notch looks adaptation, and the one side of getting a door 71 and keeping away from second disinfection chamber 7 is equipped with handle 72.
Specifically, in this embodiment, the piece notch is all seted up to the both sides of second cavity to set up in getting the piece notch and get a door 71, when making the second reel upward roll up there is more used anti-virus filter screen, relevant personnel can hold handle 72 with the hand and outwards drag and get a door 71, make buckle and lock joint notch dropout, open and get a door 71, thereby can follow and dismantle the sterile anti-virus filter belt 93 on the second reel through getting the piece notch, promote the security.
Preferably, a second ultraviolet sterilizer 81 is disposed in the air outlet chamber 8, and the second ultraviolet sterilizer 81 faces the air outlet 82 and is configured to perform ultraviolet sterilization on the air flowing out of the air outlet 82.
Specifically, in this embodiment, through set up second ultraviolet disinfector 81 in air-out chamber 8 for second ultraviolet disinfector 81 can carry out ultraviolet disinfection to the air that flows out air outlet 82, has further promoted the antivirus performance who purifies air conditioning unit, with the security that promotes this technical scheme.
Preferably, the air inlet 21 and the air outlet 82 are both provided with filter screens for filtering particles in the air.
Preferably, the filter screen includes first filter screen and second filter screen, the aperture of first filter screen is greater than the aperture of second filter screen, first filter screen is located air intake 21 with air outlet 82 orientation one side outside casing 1, the second filter screen is located air intake 21 with air outlet 82) orientation one side in the casing 1.
Specifically, in the present embodiment, the first filter is used for filtering large particles, including dust particles, with an aerodynamic equivalent diameter of greater than 75 μm in the air. The mesh diameter of the first filter was 75 μm. In particular, in this embodiment, the second filter is used to filter out small particles in the air, including dust and smoke, having an aerodynamic equivalent diameter of between 1 μm and 10 μm. The mesh diameter of the second filter was 1 μm.
A method for controlling a purification air conditioning unit is applied to the purification air conditioning unit, and as shown in fig. 4, the method for controlling a purification air conditioning unit includes:
step S1, the controller 91 generates a sliding lift command according to a preset first period;
step S2, the sliding lifting mechanism drives the humidity sensor 101 to slide and lift to a proper position according to the sliding lifting instruction, and the humidity sensor 101 detects the filter belt humidity of the antivirus filter belt 93 at the position where the humidity sensor abuts against the communicating port;
step S3, when the humidity of the filter belt is greater than the preset humidity threshold, the controller 91 generates a driving command and a sterilizing command;
step S4, the driving member 92 drives the driving gear 94 and the driven gear 95 to rotate according to the driving command, so that the anti-virus filter belt 93 under the pressing member 96 is driven between the pressing member 96 and the second reel;
in step S5, the first ultraviolet sterilizer 97 ultraviolet-sterilizes the antivirus filter 93 between the pressing member 96 and the second reel according to the sterilization instruction.
The working principle is as follows:
the fan 61 of the fan chamber 6 is activated so that air starts to circulate from the inlet chamber 2 to the outlet chamber 8. The outside air enters the air inlet chamber 2 from the two air inlets 21 and then flows to the first sterilizing chamber 3 from the fan chamber 6, and the plasma sterilizer 31 in the first sterilizing chamber 3 primarily sterilizes the air flowing into the first sterilizing chamber 3. The primarily sterilized air flows to the surface cooling chamber 4 and the heating chamber 5 to be cooled or heated, and is then drawn to the second sterilizing chamber 7 by the air in the blower chamber 6. Because the upper end of the communication opening between the fan chamber 6 and the second disinfection chamber 7 is pressed with the anti-virus filter belt 93, the anti-virus filter belt 93 filters viruses from the air. Greatly reducing the number of viruses in the air. Meanwhile, the first ultraviolet sterilizer 97 performs ultraviolet sterilization on the anti-virus filter belt 93 between the pressing piece 96 and the second winding drum, so that the possibility of virus residues on the replaced anti-virus filter belt is effectively reduced, and self-cleaning of the anti-virus filter belt 93 is realized. The final air flow direction goes to air-out chamber 8, because be equipped with second ultraviolet disinfector 81 in the air-out chamber 8, consequently the air still need be disinfected once more through second ultraviolet disinfector 81 before flowing out from air outlet 82, has further reduced the virus quantity in the air, has promoted this technical scheme's safety epidemic prevention performance once more.
The above is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above-mentioned embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.

Claims (10)

1. A purifying air conditioning unit comprises a shell (1), and is characterized in that an air inlet chamber (2), a first disinfection chamber (3), a surface cooling chamber (4), a heating chamber (5), a fan chamber (6), a second disinfection chamber (7) and an air outlet chamber (8) which are sequentially communicated are arranged in the shell (1);
the air inlet chamber (2) is positioned at the bottom end inside the shell (1), and the air inlet chamber (2) is provided with an air inlet (21);
the first disinfection chamber (3) is positioned above the air inlet chamber (2), and a plasma sterilizer (31) for sterilizing air entering the first disinfection chamber (3) is arranged in the first disinfection chamber (3);
the surface cooling chamber (4) is positioned above the first disinfection chamber (3), and a surface cooler (41) for refrigerating air entering the surface cooling chamber (4) is arranged in the surface cooling chamber (4);
the heating chamber (5) is positioned above the surface cooling chamber (4) at a preset distance, and a heater (51) for heating air entering the heating chamber (5) is arranged in the heating chamber (5);
the fan cavity (6) is positioned above the heating cavity (5), and a fan (61) is arranged in the fan cavity (6);
the second disinfection chamber (7) is positioned above the fan chamber (6), a communicating opening is formed in the bottom end of the second disinfection chamber (7), a self-cleaning filtering assembly (9) is arranged in the second disinfection chamber (7), and the self-cleaning filtering assembly (9) comprises a controller (91), a driving piece (92), an anti-virus filter belt (93), a driving gear (94), a driven gear (95), a pressing piece (96) and a first ultraviolet sterilizer (97);
the driving piece (92) is fixed on the inner wall of the second disinfection chamber (7), and the driving output end of the driving piece (92) is fixedly connected with the wheel center of the driving gear (94);
a first winding drum is fixedly arranged at the wheel center of the driving gear (94), a second winding drum is fixedly arranged at the wheel center of the driven gear (95), and the gear teeth of the driving gear (94) are in meshing transmission with the gear teeth of the driven gear (95);
the driven gear (95) is rotatably arranged on the inner wall of the second disinfection chamber (7);
two ends of the anti-virus filter belt (93) are respectively wound on the first winding drum and the second winding drum;
the anti-virus filter belt (93) can slidably bypass the pressing piece (96), the pressing piece (96) is positioned above the communication port and is used for pressing the anti-virus filter belt (93) positioned below the pressing piece (96) to be attached and abutted to the communication port;
a humidity detection assembly (10) is arranged below the communication port, and the humidity detection assembly (10) comprises a sliding lifting mechanism and a humidity sensor (101);
the controller (91) is in signal connection with the driving part (92), the humidity sensor (101) and the sliding lifting mechanism, and the controller (91) is used for generating a sliding lifting instruction according to a preset first time period;
the sliding lifting mechanism drives the humidity sensor (101) to slide and lift to a preset position according to the sliding lifting instruction, and the humidity sensor (101) is used for detecting the filter belt humidity of the antivirus filter belt (93) at the position where the humidity sensor abuts against the communication port;
when the filter belt humidity is greater than a preset humidity threshold value, the controller (91) generates a driving command and a disinfection command, and the driving piece (92) drives the driving gear (94) and the driven gear (95) to rotate according to the driving command, so that the anti-virus filter belt (93) below the pressing piece (96) is transmitted between the pressing piece (96) and the second winding drum;
the first ultraviolet sterilizer (97) is fixedly arranged on the inner wall of the second sterilization chamber (7) and is positioned above the anti-virus filter belt (93) of the pressing piece (96) between the second winding drums, and the first ultraviolet sterilizer (97) is used for performing ultraviolet sterilization on the anti-virus filter belt (93) between the pressing piece (96) and the second winding drums according to the sterilization instruction;
the air outlet chamber (8) is positioned above the second disinfection chamber (7), and an air outlet (82) is formed in one side of the air outlet chamber (8).
2. The purifying air conditioning unit as set forth in claim 1, wherein: the sliding lifting mechanism comprises a pair of sliding rails (102), a pair of sliding blocks (103), a hydraulic cylinder (104), a connecting plate (105), a first electric push rod (106) and a fixed seat (107) which are oppositely arranged;
the pair of sliding rails (102) are respectively fixed on the inner wall of the fan chamber (6), and the sliding block (103) is connected in the sliding rails (102) in a sliding manner;
the hydraulic cylinder (104) is fixed on one inner wall of the air chamber, a piston rod of the hydraulic cylinder (104) is fixedly connected with the sliding block (103), and the hydraulic cylinder (104) is used for driving the sliding block (103) to slide along the direction of the sliding rail (102);
the both ends of connecting plate (105) respectively with slider (103) fixed connection, first electric putter (106) are vertical to be fixed the upper end of connecting plate (105), fixing base (107) are fixed the push rod upper end of first electric putter (106), humidity transducer (101) are fixed fixing base (107) upper end, first electric putter (106) are used for promoting on fixing base (107) humidity transducer (101) move in vertical direction.
3. The clean air conditioning unit of claim 1, wherein: the pressing piece (96) is in a bowl shape, a pressing opening is formed in the lower end face of the pressing piece (96), the caliber of the pressing opening is slightly larger than that of the communicating opening, the communicating opening is located right below the pressing opening, and a plurality of air holes are uniformly formed in the upper end and the side end of the pressing piece (96).
4. The purifying air conditioning unit as set forth in claim 3, wherein: the upper end face of the pressing piece (96) is fixedly connected with a pressing pushing piece, the pressing pushing piece is in signal connection with the controller (91), the controller (91) further generates a lifting instruction when generating the driving instruction, and the pressing pushing piece lifts the pressing piece (96) upwards according to the lifting instruction so as to separate the antivirus filter belt (93) from the communication port;
and the controller (91) generates a pressing instruction after a preset time period of generating the driving instruction, and the pressing pushing piece presses the pressing piece (96) downwards according to the pressing instruction so as to press the antivirus filter belt (93) which is abutted against the communication port.
5. The purifying air conditioning unit as set forth in claim 1, wherein: and a sealing ring is arranged at the upper end of the communication port, and when the pressing piece (96) presses the anti-virus filter belt (93), the lower end surface of the anti-virus filter belt (93) is abutted to the sealing ring in a fit manner.
6. The purifying air conditioning unit as set forth in claim 1, wherein: second disinfection cavity (7) have been seted up and have been got a notch and a plurality of lock joint notch, can be equipped with in getting a notch with opening and shutting and get a door (71), get a door (71) orientation the one side of second disinfection cavity (7) is equipped with a plurality of buckles, the buckle with lock joint notch looks adaptation, getting keeping away from of a door (71) the one side of second disinfection cavity (7) is equipped with handle (72).
7. The clean air conditioning unit of claim 1, wherein: and a second ultraviolet sterilizer (81) is arranged in the air outlet chamber (8), and the second ultraviolet sterilizer (81) faces the air outlet (82) and is used for performing ultraviolet sterilization on the air flowing out of the air outlet (82).
8. The purifying air conditioning unit as set forth in claim 1, wherein: the air inlet (21) and the air outlet (82) are both provided with filter screens for filtering particles in the air.
9. The purifying air conditioning unit as set forth in claim 8, wherein: the filter screen includes first filter screen and second filter screen, the aperture of first filter screen is greater than the aperture of second filter screen, first filter screen is located air intake (21) with air outlet (82) orientation one side outside casing (1), the second filter screen is located air intake (21) with air outlet (82) orientation one side in casing (1).
10. A purification air conditioning unit control method applied to the purification air conditioning unit according to any one of claims 1 to 9, the purification air conditioning unit control method comprising:
step S1, the controller (91) generates a sliding lifting instruction according to a preset first time period;
step S2, the sliding lifting mechanism drives the humidity sensor (101) to slide and lift to a preset position according to the sliding lifting instruction, and the humidity sensor (101) detects the filter belt humidity of the antivirus filter belt (93) at the position where the communication port is abutted;
step S3, when the humidity of the filter belt is larger than a preset humidity threshold value, the controller (91) generates a driving instruction and a disinfection instruction;
step S4, a driving element (92) drives the driving gear (94) and the driven gear (95) to rotate according to the driving instruction, so that the antivirus filter belt (93) below a pressing element (96) is transmitted between the pressing element (96) and the second reel;
and step S5, a first ultraviolet sterilizer (97) performs ultraviolet sterilization on the anti-virus filter belt (93) between the pressing piece (96) and the second winding drum according to the sterilization instruction.
CN202210156757.4A 2022-02-21 2022-02-21 Purifying air conditioning unit and control method thereof Active CN114459079B (en)

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104162323A (en) * 2014-07-21 2014-11-26 复旦大学 Self-activation air filtration system
CN105344174A (en) * 2015-11-07 2016-02-24 深圳市前海安测信息技术有限公司 Air filtering device with self-cleaning function
CN106362187A (en) * 2016-09-27 2017-02-01 刘宪红 Infectious disease ward sterilizing device
GB202000158D0 (en) * 2020-01-07 2020-02-19 Langston Engineering Ltd Air filter for air conditioning system
CN112556164A (en) * 2020-12-29 2021-03-26 珠海格力电器股份有限公司 Filter screen mechanism and air conditioner with same

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104162323A (en) * 2014-07-21 2014-11-26 复旦大学 Self-activation air filtration system
CN105344174A (en) * 2015-11-07 2016-02-24 深圳市前海安测信息技术有限公司 Air filtering device with self-cleaning function
CN106362187A (en) * 2016-09-27 2017-02-01 刘宪红 Infectious disease ward sterilizing device
GB202000158D0 (en) * 2020-01-07 2020-02-19 Langston Engineering Ltd Air filter for air conditioning system
CN112556164A (en) * 2020-12-29 2021-03-26 珠海格力电器股份有限公司 Filter screen mechanism and air conditioner with same

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