CN117646937A - Self-cleaning structure and control method of air conditioner filter screen and air conditioner - Google Patents

Self-cleaning structure and control method of air conditioner filter screen and air conditioner Download PDF

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Publication number
CN117646937A
CN117646937A CN202311742479.1A CN202311742479A CN117646937A CN 117646937 A CN117646937 A CN 117646937A CN 202311742479 A CN202311742479 A CN 202311742479A CN 117646937 A CN117646937 A CN 117646937A
Authority
CN
China
Prior art keywords
air
filter screen
air conditioner
self
cleaning
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202311742479.1A
Other languages
Chinese (zh)
Inventor
李国成
胡保国
王金榜
巩丰荣
林孝光
顾小东
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Gree Electric Appliances Inc of Zhuhai
Original Assignee
Gree Electric Appliances Inc of Zhuhai
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Gree Electric Appliances Inc of Zhuhai filed Critical Gree Electric Appliances Inc of Zhuhai
Priority to CN202311742479.1A priority Critical patent/CN117646937A/en
Publication of CN117646937A publication Critical patent/CN117646937A/en
Pending legal-status Critical Current

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Classifications

    • 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
    • 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
    • F24F1/0011—Indoor units, e.g. fan coil units characterised by air outlets
    • F24F1/0014—Indoor units, e.g. fan coil units characterised by air outlets having two or more outlet openings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
    • F24F11/32—Responding to malfunctions or emergencies
    • F24F11/39—Monitoring filter performance
    • 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
    • F24F13/10—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers
    • F24F13/14—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre
    • F24F13/1426—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre characterised by actuating means
    • 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)
  • Air Filters, Heat-Exchange Apparatuses, And Housings Of Air-Conditioning Units (AREA)

Abstract

The invention provides a self-cleaning structure of an air conditioner filter screen, a control method and an air conditioner, relates to the technical field of air conditioners, and solves the technical problem that the cleaning effect of the air conditioner filter screen is not ideal in the prior art. The self-cleaning structure of the air conditioner filter screen comprises a filter screen, a positioning structure and a blowing structure, wherein the filter screen is arranged on the positioning structure, the filter screen is covered on the air inlet, and the positioning structure is used for driving the filter screen to reciprocate between the air inlet and the air outlet of the blowing structure. The invention is used for providing a self-cleaning structure of an air conditioner filter screen, a control method and an air conditioner, wherein the self-cleaning structure can automatically clean and has a good cleaning effect.

Description

Self-cleaning structure and control method of air conditioner filter screen and air conditioner
Technical Field
The invention relates to the technical field of air conditioners, in particular to a self-cleaning structure of an air conditioner filter screen, a control method and an air conditioner.
Background
Along with the increase of air conditioner live time, the filter screen of air conditioner indoor set can appear dirty stifled condition because of the dust accumulates, and in the great district of air humidity, the condition that bacterial growth such as mould is extremely easy to appear in the air conditioner indoor set filter screen behind dirty stifled, not only can make the ventilation of air conditioner unsmooth, still can appear the peculiar smell, influences user's health and use comfort level.
There are various ways of cleaning the filter screen in the prior art, such as:
firstly, a user dismantles a filter screen of an air conditioner indoor unit to manually clean, but the cleaning mode is inconvenient to dismount and mount, and the problem of untimely cleaning is easy to occur;
secondly, condensed water is sprayed on the filter screen for cleaning, but the cleaning mode is not suitable for environments with high humidity and is easy to grow bacteria;
thirdly, the filter screen is cleaned by adopting a brush rotation mode, but the cleaning mode cannot be thoroughly cleaned, and the dust collecting box is difficult to clean;
fourth, dust on the filter screen is removed by vibration of the filter screen, but dust collection is difficult after the dust removal in this way, and indoor environmental pollution is easily caused.
Disclosure of Invention
The invention aims to provide a self-cleaning structure and a control method of an air conditioner filter screen and an air conditioner, so as to solve the technical problem that the cleaning effect of the air conditioner filter screen is not ideal in the prior art. The preferred technical solutions of the technical solutions provided by the present invention can produce a plurality of technical effects described below.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the invention provides a self-cleaning structure of an air conditioner filter screen, which comprises a filter screen, a positioning structure and a blowing structure, wherein the filter screen is arranged on the positioning structure and covers an air inlet, and the positioning structure is used for driving the filter screen to reciprocate between the air inlet and an air outlet of the blowing structure.
As a further improvement of the invention, the blowing structure is a fan assembly, the fan assembly comprises a shell and at least one group of fans arranged in the shell, two groups of air outlets are arranged on the shell, air deflector structures for closing or opening the air outlets are respectively arranged on the two groups of air outlets, and the filter screen moves back and forth between the first group of air outlets and the air inlets.
As a further improvement of the invention, the air deflector structure comprises an air deflector and an air deflector motor, wherein the air deflector motor is connected with the air deflector and is used for driving the air deflector to rotate so as to open or close the air outlet.
As a further improvement of the invention, the air outlet of the air blowing structure is provided with a wind sweeping plate, and the wind sweeping plate is provided with a plurality of rows of air outlet holes.
As a further improvement of the invention, each row of air outlet holes are arranged on the air sweeping plate in a staggered way.
As a further improvement of the invention, a sliding component is arranged between the air sweeping plate and the blowing structure, and the sliding component drives the air sweeping plate to be arranged on an air outlet of the blowing structure in a sliding way.
As a further improvement of the invention, the sliding component comprises a roller clamping groove arranged at the air outlet side of the blowing structure, rollers arranged at two ends of the air sweeping plate and a roller motor, wherein the air sweeping plate is connected to the roller clamping groove in a sliding manner through the rollers, and the roller motor is connected with the rollers.
As a further improvement of the invention, the positioning structure comprises a first motor, a first rotating shaft, a second motor and a second rotating shaft, wherein the first motor is connected with the first rotating shaft, the second motor is connected with the second rotating shaft, the filter screen is connected between the first rotating shaft and the second rotating shaft in a winding way, and a part section of the filter screen covers the air inlet.
As a further improvement of the invention, the positioning structure further comprises a third rotating shaft, and the middle part of the filter screen bypasses the third rotating shaft.
As a further improvement of the invention, the air conditioner further comprises a dust collection structure, wherein the dust collection structure is arranged at the air outlet side of the air blowing structure, and the filter screen is positioned between the air outlet of the air blowing structure and the dust collection structure.
As a further improvement of the invention, the dust collecting structure comprises a dust collecting box, one side of the dust collecting box facing the air outlet is cone-shaped, and one side of the dust collecting box far away from the air outlet is provided with a return pipe.
As a further improvement of the invention, a drawing box is arranged at the tail end of the rectangular pipeline, and a high-density filter screen is arranged around the drawing box.
A control method is applied to the self-cleaning structure of the air conditioner filter screen; the control method comprises the following steps:
obtaining the wind speed V of the air outlet of the second group of fan components Upper part ；
If V Upper part Less than a preset value V n And starting a dust removal mode.
As a further improvement of the present invention, the start of the dust removal mode includes: and closing the second group of air outlets, opening the first group of air outlets, driving the filter screen to move to the first group of air outlets by the positioning structure, and cleaning the filter screen by blowing by the blowing structure.
As a further improvement of the present invention, there is also included: acquiring the wind speed V of the first group of air outlets Lower part(s) If V Lower part(s) Greater than reference value V Clearing heat And (5) ending the dust removal.
As a further improvement of the invention, V is different according to the air-conditioner gear n Is different in value.
An air conditioner comprises a self-cleaning structure of the air conditioner filter screen.
The beneficial effects of the invention are as follows: according to the self-cleaning structure of the air conditioner filter screen, the positioning structure and the blowing structure are arranged, the positioning structure can drive the filter screen to reciprocate between the air inlet and the air outlet of the blowing structure, when the filter screen needs to be cleaned, the positioning structure drives the filter screen to move to the air outlet of the blowing structure, and the blowing structure blows air to the filter screen, so that the filter screen is cleaned, the whole cleaning process is automatically completed, the filter screen does not need to be detached or installed, and the self-cleaning structure is convenient, efficient and timely to clean, and effectively ensures the cleaning effect.
Further, the air blowing structure adopts a fan assembly of the air conditioner indoor unit, two air outlets are arranged on a shell of the fan assembly and are respectively closed or opened through two air deflector structures, the first group of air outlets are used for blowing air to clean the filter screen, and the second group of air outlets are communicated with an air conditioner heat exchanger to form a heat exchange air duct; when the air conditioner normally operates, air flow in the shell is blown out from the second group of air outlets, heat exchange is carried out through the air conditioner heat exchanger system, and when the air conditioner needs to enter a dust removing mode, the air flow in the shell is blown out from the second group of air outlets, so that dust is cleaned on the filter screen.
Furthermore, the self-cleaning structure of the air conditioner filter screen provided by the invention further comprises a dust collecting structure, wherein the filter screen is positioned between the air outlet of the blowing structure and the dust collecting structure, and the dust collecting structure is used for collecting dust or floccules of the blowing structure cleaning filter screen, so that the filter screen can be cleaned effectively and thoroughly, and dust collection is convenient and fast.
According to the control method provided by the invention, whether the filter screen is dirty or not is determined according to the wind speed of the second group of air outlets, and whether the filter screen needs to enter a dust removal mode or not is determined by detecting the wind speed of the second group of air outlets.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of the mounting structure of the present invention;
FIG. 2 is a schematic view of a split construction of the present invention;
FIG. 3 is a schematic structural view of a fan assembly of the present invention;
FIG. 4 is a schematic view of the structure of the upper outlet opening of the fan assembly of the present invention;
FIG. 5 is a schematic view of a fan assembly of the present invention in a disassembled configuration;
FIG. 6 is a schematic view of a positioning structure of the present invention;
fig. 7 is a front view of the dust collecting structure of the present invention;
FIG. 8 is a exploded view of the dust collecting structure of the present invention;
FIG. 9 is another perspective structural schematic of the fan assembly of the present invention;
FIG. 10 is a schematic view of the structure of the wind deflector of the present invention;
fig. 11 is a control flow chart of the present invention.
100 in the figure, an indoor unit main body; 10. a filter screen; 20. a positioning structure; 30. a blowing structure; 40. a dust collection structure; 21. a first motor; 22. a first rotating shaft; 23. a second motor; 24. a second rotating shaft; 25. a third rotating shaft; 31. a housing; 32. an air inlet; 33. an air outlet; 34. an air deflector structure; 35. a blower; 36. a wind sweeping plate; 41. a dust collection box; 42. a loop-back pipe; 43. drawing the box; 44. a high-density filter screen; 311. a roller clamping groove; 341. an air deflector; 342. an air guide motor; 361. an air outlet hole; 362. and a roller.
Detailed Description
The following description of the invention and the differences between the invention and the prior art will be understood with reference to figures 1 to 11 of the accompanying drawings and the text. The following describes the invention in further detail, including preferred embodiments, by way of the accompanying drawings and by way of examples of some alternative embodiments of the invention. It should be noted that: any technical feature and any technical solution in this embodiment are one or several of various optional technical features or optional technical solutions, and in order to describe brevity, all of the optional technical features and the optional technical solutions of the present invention cannot be exhausted in this document, and it is inconvenient for an implementation of each technical feature to emphasize that it is one of various optional implementations, so those skilled in the art should know: any one of the technical means provided by the invention can be replaced or any two or more of the technical means or technical features provided by the invention can be mutually combined to obtain a new technical scheme. Any technical features and any technical solutions in the present embodiment do not limit the protection scope of the present invention, and the protection scope of the present invention should include any alternative technical solution that can be conceived by a person skilled in the art without performing creative efforts, and a new technical solution obtained by combining any two or more technical means or technical features provided by the present invention with each other by a person skilled in the art.
In the description of the present invention, it is to be noted that, unless otherwise indicated, the meaning of "plurality" means two or more; the terms "upper," "lower," "left," "right," "inner," "outer," "front," "rear," "head," "tail," and the like are used as an orientation or positional relationship based on that shown in the drawings, merely to facilitate description of the invention and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should also be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present invention can be understood as appropriate by those of ordinary skill in the art.
The invention provides a self-cleaning structure of an air conditioner filter screen, a control method and an air conditioner, wherein the self-cleaning structure can automatically clean the air conditioner filter screen with a good cleaning effect.
The technical scheme provided by the invention is described in more detail below with reference to fig. 1 to 11.
The self-cleaning structure of the air conditioner filter screen provided by the invention is arranged in an indoor unit main body 100 as shown in fig. 1, and comprises a filter screen 10, a positioning structure 20 and a blowing structure 30, wherein the filter screen 10 is arranged on the positioning structure 20, the filter screen 10 covers an air inlet, and the positioning structure 20 is used for driving the filter screen 10 to reciprocate between the air inlet and an air outlet of the blowing structure 30.
According to the self-cleaning structure of the air conditioner filter screen, the positioning structure 20 and the blowing structure 30 are arranged, the positioning structure 20 can drive the filter screen 10 to reciprocate between the air inlet and the air outlet of the blowing structure 30, when the filter screen 10 needs to be cleaned, the positioning structure 20 drives the filter screen 10 to move to the air outlet of the blowing structure 30, and the blowing structure 30 blows air to the filter screen 10, so that the filter screen 10 is cleaned, the whole cleaning process is automatically completed, the filter screen 10 does not need to be detached or installed, and the cleaning is convenient, efficient and timely, and the cleaning effect is effectively ensured.
It will be appreciated that the air blowing structure 30 can output wind or air vortex, and the dust and floccule on the filter screen 10 are blown off by using the wind or air vortex, so as to accomplish efficient cleaning of the filter screen 10, and the air blowing structure 30 may be a fan, an air nozzle or other air outlet devices.
Further, a dust collecting structure 40 is further disposed at the air outlet side of the air blowing structure 30, and the filter screen 10 is located between the air outlet of the air blowing structure 30 and the dust collecting structure 40.
It will be appreciated that the dust collecting structure 40 is used for collecting dust or floc of the filter screen 10 cleaned by the air blowing structure 30, so that the filter screen 10 is arranged between the dust collecting structure 40 and the air outlet of the air blowing structure 30, the air blown out from the air outlet of the air blowing structure 30 acts on the filter screen 10, and the dust or floc on the filter screen 10 is blown into the dust collecting structure 40, thereby completing the collection of dust and floc.
In this embodiment, as shown in fig. 2-3, the air blowing structure 30 is a fan assembly of an air conditioner, the fan assembly includes a housing 31 and at least one set of fans 35 disposed in the housing 31, the fans 35 include fan blades and a motor, an air inlet 32 and two sets of air outlets 33 are disposed on the housing 31, the two sets of air outlets 33 are disposed oppositely, air deflector structures 34 for closing or opening the air outlets 33 are disposed on the two sets of air outlets 33, and the filter screen 10 reciprocates between the first set of air outlets 33 and the air inlets 32.
Specifically, the air guiding plate structure 34 includes an air guiding plate 341 and an air guiding motor 342, the air guiding plate 341 is rotatably connected to the housing 31, the air guiding motor 342 is connected to the air guiding plate 341, and the air guiding motor 342 is used for driving the air guiding plate 341 to rotate so as to open or close the air outlet 33.
For convenience in understanding, the two sets of air outlets 33 are an upper air outlet 33 (or a second set of air outlets 33) and a lower air outlet 33 (or a first set of air outlets 33), an upper air deflector structure 34 is arranged on the upper air outlet 33, the upper air deflector structure 34 is used for closing or opening the upper air outlet 33, and the upper air outlet 33 is communicated with an air conditioner heat exchanger to form a heat exchange air duct; the lower air outlet 33 is provided with a lower air deflector structure 34, the lower air deflector structure 34 is used for closing or opening the lower air outlet 33, and the filter screen 10 moves reciprocally at the air inlet 32 of the fan assembly and at the bottom of the lower air outlet 33.
When the air conditioner normally operates, the upper air guide plate structure 34 is opened at the upper air outlet 33, the lower air guide plate structure 34 is closed at the lower air outlet 33, air in the shell 31 is blown out from the upper air outlet 33, heat exchange is carried out through the air conditioner heat exchanger system, and air is blown out, when the air conditioner needs to enter a dust removal mode, the upper air guide plate structure 34 is closed at the upper air outlet 33, the lower air guide plate structure 34 is opened at the lower air outlet 33, air in the shell 31 is blown out from the lower air outlet 33, and dust is cleaned for the filter screen 10.
Further, the positioning structure 20 includes a first motor 21, a first rotating shaft 22, a second motor 23, a second rotating shaft 24, and a third rotating shaft 25, the first motor 21 is connected with the first rotating shaft 22, the second motor 23 is connected with the second rotating shaft 24, a first end of the filter screen 10 is wound on the first rotating shaft 22, a middle part of the filter screen 10 bypasses the third rotating shaft 25, a second end of the filter screen 10 is wound on the second rotating shaft 24, so that the filter screen 10 is wound and connected between the first rotating shaft 22 and the second rotating shaft 24, and steering is completed through the third rotating shaft 25, and a part of the section of the filter screen 10 is covered on the air inlet 32.
When the air conditioner is operating normally, the part of the filter screen 10 covered on the air inlet 32 is used for filtering dust or floccule, after filtering time is long, the dust removing mode can be started, the second motor 23 drives the second rotating shaft 24 to rotate, the part of the dirt filter screen 10 is driven to move downwards towards the air outlet 33, and cleaning of the filter screen 10 is completed through blowing. After the cleaning is completed, the first motor 21 drives the first rotating shaft 22 to rotate, and drives the filter screen 10 to reset.
Alternatively, as shown in fig. 7-8, the dust collecting structure 40 includes a dust collecting box 41, where the side of the dust collecting box 41 facing the lower air outlet 33 is cone-shaped, and a return pipe 42 is disposed on the side of the dust collecting box 41 away from the lower air outlet 33. A drawing box 43 is arranged at the tail end of the return pipe 42, and a high-density filter screen 44 is arranged around the drawing box 43.
The dust collection box 41 is cone-shaped towards the lower air outlet 33 side, the top end opening of the upper portion of the dust collection box 41 is large, the middle opening is small, the top end of the dust collection box 41 is assembled on the lower air outlet 33 side of the shell 31 and is in sealing connection with the shell 31, the cone-shaped structure is favorable for collecting dust of the filter screen 10, when the dust falls on the upper portion of the dust collection box 41, the dust can enter the dust collection box 41 under the action of gravity or wind force, a return pipe 42 is arranged on the side, away from the lower air outlet 33, of the dust collection box 41, and the return pipe 42 is favorable for avoiding dust backflow of the dust collection box 41.
A high-density filter screen 44 is arranged around the drawing box 43 and is used for filtering ventilation air and collecting dust. One end of the drawing box 43 is provided with a handle, the drawing box 43 is arranged in a channel on the side plate of the air conditioner indoor unit main body 100, and when the dust removing mode is finished, the drawing box 43 can be pulled out, and dust in the drawing box 43 can be poured out.
Preferably, as shown in fig. 9 to 10, the lower air outlet 33 of the air blowing structure 30 is provided with a wind sweeping plate 36, and the wind sweeping plate 36 is provided with a plurality of air outlet holes 361. Wherein, the diameter of the air outlet 361 is 2mm, and after the air blown out from the lower air outlet 33 passes through the air sweeping plate 36, a high pressure air flow is formed, and the high pressure air flow effectively cleans dust and floccules on the filter screen.
Preferably, each row of the air outlet holes 361 is arranged on the air sweeping plate 36 in a staggered manner. Every exhaust hole 361 is arranged in a staggered manner, so that the air flow passing through the wind sweeping plate 36 covers the filter screen 10 more comprehensively, and the cleaning effect is better.
Further, a sliding component is disposed between the air sweeping plate 36 and the air blowing structure 30, and the sliding component drives the air sweeping plate 36 to be slidably disposed on the air outlet of the air blowing structure 30.
In this further improvement, the wind sweeping plate 36 is slidably arranged on the air outlet of the air blowing structure 30, so that an omnibearing wind sweeping airflow is formed, the grid of the wind sweeping plate 36 parts is effectively avoided, the filter screen 10 can be covered completely, and cleaning is more thorough.
Specifically, the sliding assembly includes a roller clamping groove 311 disposed at an air outlet side of the air blowing structure 30, rollers 362 disposed at two ends of the air sweeping plate 36, and a roller motor, wherein the air sweeping plate 36 is slidably connected to the roller clamping groove 311 through the rollers 362, and the roller motor is connected to the rollers 362.
It will be appreciated that in this embodiment, the air sweep 36 is sealingly connected to the housing 31 by a seal, specifically a wool, which seals while also providing sound insulation.
The invention provides a control method which is applied to a self-cleaning structure of an air conditioner filter screen; the control method comprises the following steps:
obtain the wind speed V of the air outlet 33 on the fan assembly Upper part ；
If V Upper part Less than a preset value V n And starting a dust removal mode.
Starting a dust removal mode, comprising: the upper air outlet 33 is closed, the lower air outlet 33 is opened, the positioning structure 20 drives the filter screen 10 to move to the lower air outlet 33, and the air blowing structure 30 blows air to clean the filter screen 10.
Starting a dust removal mode, further comprising: obtain the wind speed V of the upper air outlet 33 Lower part(s) If V Lower part(s) Greater than reference value V Clearing heat And (5) ending the dust removal.
Specifically, an upper wind speed sensor is arranged at an upper air outlet 33 of the fan assembly, and when the air conditioner operates, the upper wind speed sensor of the upper air outlet 33 detects a wind speed value, and the wind speed value is corresponding to a preset value V of a current air conditioner gear n Comparing when V Upper part If the air conditioner is larger than the preset value Vn, the filter screen is not required to be cleaned, and the air conditioner operates normally; when V is Upper part Less than a preset value V n The wind speed is smaller, and one of the reasons is that the filter screen 10 is dirty and blocked, and the dust removal mode can be reminded.
After the user selects the dust removal mode, the lower air guide motor 342 drives the lower air guide plate 341 to rotate, the lower air outlet 33 is opened, the upper air guide motor 342 drives the upper air guide plate 341 to rotate, and the upper air outlet 33 is closed. Meanwhile, the air outlet panel of the air conditioner indoor unit main body 100 is closed, and the fan operates in a high wind gear to remove dust.
In the dust removal process, the roller motor drives the wind sweeping plate 36 to move to generate high-pressure wind sweeping airflow, the positioning structure 20 drives the filter screen 10 to move to the lower air outlet 33, and the high-pressure wind sweeping airflow blows out and cleans dust on the filter screen 10.
Further, a lower wind speed sensor is provided at the lower air outlet 33, and the lower wind speed sensor detects the wind speed V of the lower air outlet 33 Lower part(s) If V Lower part(s) Greater than reference value V Clearing heat Judging that the filter screen 10 is cleaned, wherein the positioning structure 20 drives the filter screen 10 to move to the air inlet 32, and cleaning is completed; if V Lower part(s) Greater than reference value V Clearing heat And continuing cleaning.
After the cleaning is completed, the lower wind guiding motor 342 drives the lower wind guiding plate 341 to rotate, the lower air outlet 33 is closed, the upper wind guiding motor 342 drives the upper wind guiding plate 341 to rotate, and the upper air outlet 33 is opened.
The invention provides an air conditioner, which comprises a self-cleaning structure of an air conditioner filter screen.
The foregoing is merely illustrative of the present invention, and the present invention is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (17)

1. The utility model provides a self-cleaning structure of air conditioner filter screen, its characterized in that includes filter screen, location structure and blowing structure, the filter screen sets up location structure is last, and the filter screen covers on the air intake, location structure is used for the drive the filter screen reciprocating motion in between the air intake with the air outlet of blowing structure.
2. The self-cleaning structure of an air conditioner filter screen according to claim 1, wherein the blowing structure is a fan assembly, the fan assembly comprises a shell and at least one group of fans arranged in the shell, two groups of air outlets are arranged on the shell, air deflector structures for closing or opening the air outlets are respectively arranged on the two groups of air outlets, and the filter screen moves back and forth between the first group of air outlets and the air inlets.
3. The self-cleaning structure of an air conditioner filter screen according to claim 2, wherein the air deflector structure comprises an air deflector and an air deflector motor, the air deflector motor is connected with the air deflector, and the air deflector motor is used for driving the air deflector to rotate so as to open or close the air outlet.
4. The self-cleaning structure of an air conditioner filter screen according to claim 2, wherein a wind sweeping plate is arranged on an air outlet of the blowing structure, and a plurality of exhaust holes are arranged on the wind sweeping plate.
5. The self-cleaning structure of air conditioner filter screen according to claim 4, wherein each row of air outlet holes are arranged on the air sweeping plate in a staggered manner.
6. The self-cleaning structure of air conditioner filter screen according to claim 4, wherein a sliding component is arranged between the air sweeping plate and the blowing structure, and the sliding component drives the air sweeping plate to be arranged on an air outlet of the blowing structure in a sliding manner.
7. The self-cleaning structure of an air conditioner filter screen according to claim 6, wherein the sliding component comprises a roller clamping groove arranged at an air outlet side of the blowing structure, rollers arranged at two ends of the air sweeping plate and a roller motor, the air sweeping plate is slidably connected to the roller clamping groove through the rollers, and the roller motor is connected with the rollers.
8. The self-cleaning structure of an air conditioner filter screen according to claim 2, wherein the positioning structure comprises a first motor, a first rotating shaft, a second motor and a second rotating shaft, the first motor is connected with the first rotating shaft, the second motor is connected with the second rotating shaft, the filter screen is wound and connected between the first rotating shaft and the second rotating shaft, and a part section of the filter screen covers the air inlet.
9. The self-cleaning structure of an air conditioner filter according to claim 8, wherein the positioning structure further comprises a third rotating shaft, the middle portion of the filter bypassing the third rotating shaft.
10. The self-cleaning structure of an air conditioner filter screen according to claim 2, further comprising a dust collection structure disposed at an air outlet side of the air blowing structure, the filter screen being located between the air outlet of the air blowing structure and the dust collection structure.
11. The self-cleaning structure of an air conditioner filter screen according to claim 10, wherein the dust collecting structure comprises a dust collecting box, the dust collecting box is cone-shaped towards the air outlet, and a return pipe is arranged on the side of the dust collecting box away from the air outlet.
12. The self-cleaning structure of an air conditioner filter screen according to claim 11, wherein a drawing box is provided at the end of the loop-shaped pipe, and a high-density filter screen is provided around the drawing box.
13. A control method, characterized by being applied to a self-cleaning structure of an air conditioner filter screen according to any one of claims 2-12; the control method comprises the following steps:
obtaining the wind speed V of the air outlet of the second group of fan components Upper part ；
If V Upper part Less than a preset value V n And starting a dust removal mode.
14. The control method according to claim 13, characterized in that starting the dust removal mode includes: and closing the second group of air outlets, opening the first group of air outlets, driving the filter screen to move to the first group of air outlets by the positioning structure, and cleaning the filter screen by blowing by the blowing structure.
15. The control method according to claim 14, characterized by further comprising: acquiring the wind speed V of the first group of air outlets Lower part(s) If V Lower part(s) Greater than reference value V Clearing heat And (5) ending the dust removal.
16. The control method according to claim 13, wherein V is different depending on the air-conditioner shift position n Is different in value.
17. An air conditioner comprising a self-cleaning structure of an air conditioner filter according to any one of claims 1 to 12.
CN202311742479.1A 2023-12-18 2023-12-18 Self-cleaning structure and control method of air conditioner filter screen and air conditioner Pending CN117646937A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202311742479.1A CN117646937A (en) 2023-12-18 2023-12-18 Self-cleaning structure and control method of air conditioner filter screen and air conditioner

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202311742479.1A CN117646937A (en) 2023-12-18 2023-12-18 Self-cleaning structure and control method of air conditioner filter screen and air conditioner

Publications (1)

Publication Number Publication Date
CN117646937A true CN117646937A (en) 2024-03-05

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202311742479.1A Pending CN117646937A (en) 2023-12-18 2023-12-18 Self-cleaning structure and control method of air conditioner filter screen and air conditioner

Country Status (1)

Country Link
CN (1) CN117646937A (en)

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