CN115193176B - Rolling curtain type automatic filter screen cleaning device and electrical equipment - Google Patents
Rolling curtain type automatic filter screen cleaning device and electrical equipment Download PDFInfo
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- CN115193176B CN115193176B CN202210863400.XA CN202210863400A CN115193176B CN 115193176 B CN115193176 B CN 115193176B CN 202210863400 A CN202210863400 A CN 202210863400A CN 115193176 B CN115193176 B CN 115193176B
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- rotating shaft
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- 238000004140 cleaning Methods 0.000 title claims abstract description 64
- 238000005096 rolling process Methods 0.000 title claims description 9
- 238000005381 potential energy Methods 0.000 claims abstract description 14
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 7
- 239000000463 material Substances 0.000 abstract description 5
- 230000000712 assembly Effects 0.000 description 4
- 238000000429 assembly Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000001514 detection method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/66—Regeneration of the filtering material or filter elements inside the filter
- B01D46/74—Regeneration of the filtering material or filter elements inside the filter by forces created by movement of the filter element
- B01D46/76—Regeneration of the filtering material or filter elements inside the filter by forces created by movement of the filter element involving vibrations
- B01D46/762—Regeneration of the filtering material or filter elements inside the filter by forces created by movement of the filter element involving vibrations involving sonic or ultrasonic waves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
- F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
- F24F8/108—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering using dry filter elements
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The embodiment of the invention discloses a roller shutter type automatic filter screen cleaning device and electrical equipment, and relates to the technical field of automatic cleaning. It comprises the following steps: a device holder, a driving mechanism, and a cleaning mechanism; the device bracket comprises a first side edge and a second side edge which are oppositely arranged; the driving mechanism comprises a rotating shaft, an elastic piece, a movable piece and a fixed component, wherein the elastic piece rotatably connects the rotating shaft to the first side edge, the rotating shaft is fixedly connected with the fixed side of the filter screen, the fixed component is fixed on the second side edge, and the movable piece is arranged on the movable side of the filter screen; the cleaning mechanism is fixed on the first side edge and is positioned at the rear side of the filter screen. The device is through the cooperation of actuating mechanism's pivot, elastic component, moving part and fixed subassembly, and the elastic potential energy of accumulating when opening with the help of the filter screen drives the withdrawal of filter screen to clean the filter screen, greatly simplified actuating mechanism's structure, and only need the filter screen of normal length, saved the cost of material.
Description
Technical Field
The invention relates to the technical field of automatic cleaning, in particular to a roller shutter type automatic filter screen cleaning device and electrical equipment.
Background
The air conditioner sucks air, exchanges heat, and then releases the air into a room. After long-term use, a filter screen at the air inlet position of the air conditioner can be stuck with a lot of dust, so that air is blocked or unsmooth in the air conditioner, and the refrigerating or heating capacity of the air conditioner is deteriorated. The same problem occurs in other electrical devices that require air exchange, affecting the performance of the electrical device, such as wall mounted, dehumidifier, air purifier, etc. Most of the electric equipment cleans the filter screen device manually, but the driving structure in the existing automatic filter screen cleaning device is complex, and the filter screen is a filter screen with a synchronous belt structure, so that the use amount of the filter screen is more than twice of the use amount of the original filter screen, and the material cost of the electric equipment is increased.
Disclosure of Invention
The embodiment of the invention provides a roller shutter type automatic filter screen cleaning device and electrical equipment, and aims to solve the problems of complex driving structure and high material cost of the conventional automatic filter screen cleaning device.
In a first aspect, an embodiment of the present invention provides a roller shutter type automatic cleaning filter screen device for automatically cleaning a filter screen on an electrical apparatus, the roller shutter type automatic cleaning filter screen device including: a device holder including oppositely disposed first and second sides; the driving mechanism comprises a rotating shaft, an elastic piece, a movable piece and a fixed component, wherein the elastic piece rotatably connects the rotating shaft to the first side, the rotating shaft is fixedly connected with the fixed side of the filter screen, the fixed component is fixed on the second side, and the movable piece is arranged on the movable side of the filter screen; the cleaning mechanism is fixed on the first side edge and is positioned at the rear side of the rotating shaft; when the filter screen is in an open state, the fixed component and the movable component are attracted, and the elastic component accumulates elastic potential energy; when the filter screen is cleaned, the fixed component is controlled to be separated from the movable component, at the moment, the rotating shaft is driven to rotate by means of elastic potential energy accumulated by the elastic component to wind the filter screen on the rotating shaft, and meanwhile, the cleaning mechanism is opened to clean the filter screen; and after the filter screen is cleaned, controlling the fixed component to suck the movable component, and stretching the filter screen to an open state.
The elastic piece is arranged in the first accommodating groove, the two elastic pieces are respectively accommodated in the two first accommodating grooves, and two ends of the rotating shaft penetrate through the through holes and then are rotatably connected with the first side edge through the elastic pieces.
The elastic piece is a coil spring, the outer side of the coil spring is fixedly clamped in a first groove on the end part of the first side edge, and the inner side of the coil spring is fixedly clamped in a second groove on the end part of the rotating shaft.
The further technical scheme is that the filter screen comprises two movable pieces and two fixed components, wherein second accommodating grooves are formed in two end parts of the second side edge, the two movable pieces are respectively arranged at two ends of the movable side of the filter screen, and the two fixed components are fixed in the second accommodating grooves and at positions corresponding to the movable pieces.
The movable part is a permanent magnet, and the fixed component comprises an iron core and a coil arranged around the iron core; when the filter screen is in an open state, the permanent magnet and the fixing component generate attractive magnetic force, and when the filter screen is cleaned, the permanent magnet and the fixing component generate repulsive magnetic force.
The device support is a rectangular support and further comprises a third side and a fourth side which are oppositely arranged, sliding grooves are formed in the inner sides of the third side and the fourth side, and the filter screen moves along the sliding grooves.
The further technical scheme is that the cleaning mechanism is an ultrasonic cleaner.
The filter screen is characterized by further comprising an air inlet grid, wherein the air inlet grid is fixed on the front side of the filter screen.
The air inlet grid is characterized in that a plurality of buckles and bolts are arranged on the outer edge of the air inlet grid, a plurality of slots are arranged on the inner edge of the device support, and the air inlet grid is fixed on the front side of the filter screen by means of the cooperation of the buckles and the bolts and the slots.
In a second aspect, an embodiment of the present invention further provides an electrical apparatus, where the electrical apparatus includes the rolling shutter type automatic cleaning filter screen device described above.
The embodiment of the invention provides a roller shutter type automatic filter screen cleaning device and electrical equipment. The roller shutter type automatic filter screen cleaning device drives the filter screen to retract by means of elastic potential energy accumulated by the elastic piece when the filter screen is opened through the cooperation of the rotating shaft, the elastic piece, the movable piece and the fixed component of the driving mechanism, and cleans the filter screen, so that the structure of the driving mechanism is greatly simplified, only the filter screen with normal length is needed, and the cost of materials is saved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is an exploded view of a part of a roller shutter type automatic cleaning filter screen device according to an embodiment of the present invention;
FIG. 2 is a schematic cross-sectional view of a portion of a roller shutter type automatic cleaning filter device according to an embodiment of the present invention along a first side;
FIG. 3 is a schematic cross-sectional view of a portion of a roller shutter type automatic cleaning filter device according to an embodiment of the present invention along a second side;
FIG. 4 is a schematic cross-sectional view of a portion of a roller shutter type automatic cleaning filter device according to an embodiment of the present invention along a third side;
FIG. 5 is an enlarged schematic view of the portion A of FIG. 4;
FIG. 6 is a schematic view of a screen and a movable member of a rolling shutter type automatic cleaning screen device according to an embodiment of the present invention;
FIG. 7 is an enlarged schematic view of the portion B of FIG. 6;
FIG. 8 is a control schematic block diagram of a rolling shutter type automatic filter screen cleaning device according to an embodiment of the present invention;
fig. 9 is a schematic diagram of a part of a structure of an electrical apparatus according to an embodiment of the present invention.
Reference numerals
The device comprises a device bracket 1, a first side 11, a first accommodating groove 111, a first groove 112, a second side 12, a second accommodating groove 121, a third side 13, a fourth side 14, a groove 15, a chute 16, a rotating shaft 21, a second groove 211, an elastic piece 22, a movable piece 23, a fixed component 24, an iron core 241, a coil 242, a filter screen 3, a fixed side 31, a movable side 32, a cleaning mechanism 4, an air inlet grid 5, a buckle 51, a bolt 52, a control mechanism 6 and an electrical apparatus 7.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are some, but not all embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
It should be understood that the terms "comprises" and "comprising," when used in this specification and the appended claims, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof.
It is also to be understood that the terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used in this specification and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.
It should be further understood that the term "and/or" as used in the present specification and the appended claims refers to any and all possible combinations of one or more of the associated listed items, and includes such combinations.
As used in this specification and the appended claims, the term "if" may be interpreted as "when..once" or "in response to a determination" or "in response to detection" depending on the context. Similarly, the phrase "if a determination" or "if a [ described condition or event ] is detected" may be interpreted in the context of meaning "upon determination" or "in response to determination" or "upon detection of a [ described condition or event ]" or "in response to detection of a [ described condition or event ]".
Referring to fig. 1 to 8, an embodiment of a roller shutter type automatic cleaning filter device according to an embodiment of the invention is shown. The embodiment of the invention provides a roller shutter type automatic filter screen cleaning device, which is used for automatically cleaning a filter screen 3 on electrical equipment 7, and comprises the following components: a device holder 1, a driving mechanism and a cleaning mechanism 4. Wherein the device holder 1 comprises a first side 11 and a second side 12 arranged opposite to each other; the driving mechanism comprises a rotating shaft 21, an elastic member 22, a movable member 23 and a fixed assembly 24, wherein the elastic member 22 rotatably connects the rotating shaft 21 to the first side 11, the rotating shaft 21 is fixedly connected with the fixed side 31 of the filter screen 3, the fixed assembly 24 is fixed on the second side 12, and the movable member 23 is arranged on the movable side 32 of the filter screen 3; the cleaning mechanism 4 is fixed on the first side 11 and is positioned at the rear side of the rotating shaft 21; wherein, when the filter screen 3 is in an open state, the fixed component 24 is attracted to the movable component 23, and the elastic component 22 accumulates elastic potential energy; when the filter screen 3 is cleaned, the fixed component 24 is controlled to be separated from the movable component 23, at the moment, the elastic potential energy accumulated by the elastic component 22 drives the rotating shaft 21 to rotate so as to wind the filter screen 3 on the rotating shaft 21, and meanwhile, the cleaning mechanism 4 is opened to clean the filter screen 3; when the filter screen 3 is cleaned, the fixed component 24 and the movable component 23 are controlled to suck, and the filter screen 3 is stretched to be in an open state. Specifically, in an embodiment, by matching the rotating shaft 21, the elastic member 22, the movable member 23 and the fixed member 24 of the driving mechanism, the elastic potential energy accumulated by the elastic member 22 drives the retraction of the filter screen 3 when the filter screen 3 is opened, and cleans the filter screen 3, so that the structure of the driving mechanism is greatly simplified, and only the filter screen 3 with a normal length is needed, thereby saving the cost of materials.
Further, as shown in fig. 2, the rolling-curtain-type automatic filter screen cleaning device includes two elastic members 22, two end portions of the first side 11 are respectively provided with a first accommodating groove 111 with a through hole (the through hole is not labeled in the drawing), the two elastic members 22 are respectively accommodated in the two first accommodating grooves 111, and two ends of the rotating shaft 21 pass through the through holes and are rotatably connected with the first side 11 through the elastic members 22. Specifically, in one embodiment, by providing the elastic members 22 at both end portions of the rotation shaft 21, elastic potential energy is accumulated when the screen 3 is opened, and the rotation shaft 21 is driven to rotate relative to the first side 11 by the accumulated elastic potential energy thereof to drive the screen 3 to be wound around the rotation shaft 21 when no other external force is applied. Elastic pieces 22 are respectively arranged at two end parts of the rotating shaft 21, so that the stress balance during the rotation of the rotating shaft 21 is ensured, and specifically, the number and the positions of the elastic pieces 22 can be set according to actual requirements.
Further, the elastic member 22 is a coil spring, the outer side of the coil spring is fixedly clamped in the first groove 112 on the end of the first side 11, and the inner side of the coil spring is fixedly clamped in the second groove 211 on the end of the rotating shaft 21, as shown in fig. 4. Specifically, in one embodiment, when the screen 3 is wound around the rotation shaft 21, the coil spring is in a normal rotation state; since the outer side of the coil spring is fixed to the end of the first side 11 and the inner side thereof is fixed to the end of the rotating shaft 21, when the screen 3 is driven to open, the coil spring is tensioned and in a state of accumulating elastic potential energy.
Further, as shown in fig. 3 and fig. 6-7, the roller shutter type automatic cleaning filter screen device includes two movable members 23 and two fixed assemblies 24, two end portions of the second side 12 are respectively provided with a second accommodating groove 121, the two movable members 23 are respectively disposed at two ends of the movable side 32 of the filter screen 3, and the two fixed assemblies 24 are fixed at positions corresponding to the movable members 23 in the second accommodating grooves 121. Specifically, in one embodiment, the sieve 3 is kept in an open state by controlling the attraction of the two movable members 23 and the two fixed members 24, and the sieve 3 is retracted by controlling the separation of the two movable members 23 and the two fixed members 24. The two movable members 23 are disposed at two ends of the filter screen 3, and the two fixed assemblies 24 are disposed at positions corresponding to the movable members 23 on the second side 12, so as to ensure balanced stress when the filter screen 3 is opened and retracted, specifically, the number and positions of the movable members 23 and the fixed assemblies 24 can be set according to actual requirements.
Further, as shown in fig. 4, the movable member 23 is a permanent magnet, and the fixed assembly 24 includes an iron core 241 and a coil 242 disposed around the iron core 241; the permanent magnet and the fixing component 24 generate attractive magnetic force when the filter screen 3 is in an open state, and generate repulsive magnetic force when the filter screen 3 is cleaned. Specifically, in one embodiment, the current direction of the coil 242 is controlled to control the magnetic field direction generated by the fixing component 24, and when the magnetic field direction generated by the fixing component 24 is different from the magnetic field direction of the permanent magnet, the permanent magnet and the fixing component 24 generate attractive magnetic force; when the magnetic field generated by the fixing component 24 is the same as the magnetic field of the permanent magnet, the permanent magnet and the fixing component 24 generate repulsive magnetic force.
Further, as shown in fig. 1 and 4, the device support 1 is a rectangular support, and further includes a third side 13 and a fourth side 14 that are disposed opposite to each other, and a chute 16 is disposed on the inner sides of the third side 13 and the fourth side 14, and the filter screen 3 moves along the chute 16. Specifically, in an embodiment, the third side 13 and the fourth side 14 are respectively the top side and the bottom side of the device bracket 1, the upper side of the filter screen 3 is accommodated in the chute 16 of the third side 13, the lower side of the filter screen 3 is accommodated in the chute 16 of the fourth side 14, so that the friction force between the filter screen 3 and the device bracket 1 is reduced, and the filter screen 3 is ensured to smoothly reciprocate in the device bracket 1.
Further, the cleaning mechanism 4 is an ultrasonic cleaner. In the present embodiment, an ultrasonic cleaner is used as the cleaning mechanism 4, and the cleaning effect is better, and specifically, other machines having the cleaning effect may be used, and are not particularly limited herein.
Further, as shown in fig. 1, the roller shutter type automatic cleaning filter screen device further comprises an air inlet grid 5, and the air inlet grid 5 is fixed on the front side of the filter screen 3. Specifically, in one embodiment, an air inlet grill 5 is provided on the front side of the filter screen 3 to protect the filter screen 3 from objects or human bodies touching or damaging the filter screen 3.
Further, as shown in fig. 1, the outer edge of the air inlet grid 5 is provided with a plurality of buckles 51 and bolts 52, the inner edge of the device bracket 1 is provided with a plurality of slots 15, and the air inlet grid 5 is fixed on the front side of the filter screen 3 by means of the cooperation of the plurality of buckles 51 and bolts 52 and the plurality of slots 15. Specifically, in an embodiment, the air inlet grid 5 is fixed by matching the buckle 51 and the bolt 52 on the air inlet grid 5 with the slot 15 of the device bracket 1, so that the installation and the disassembly of the air inlet grid 5 are convenient while the stable structure is ensured.
Please refer to fig. 8, which illustrates a control schematic block diagram of a roller shutter type automatic cleaning filter screen device according to an embodiment of the present invention; the roller shutter type automatic filter screen cleaning device further comprises a control mechanism 6, and the control mechanism 6 is electrically connected with the fixing assembly 24 and the cleaning mechanism 4 respectively. Specifically, in the present embodiment, when the filter screen 3 is in the open state, the control mechanism 6 controls the fixed component 24 to attract the movable component 23, and the elastic component 22 accumulates elastic potential energy at this time; when the filter screen 3 is cleaned, the control mechanism 6 controls the fixed component 24 to be separated from the movable component 23, meanwhile, the cleaning mechanism 4 is opened to clean the filter screen 3, at the moment, the elastic potential energy accumulated by the elastic component 22 drives the rotating shaft 21 to rotate so as to wind the filter screen 3 on the rotating shaft 21, and when the filter screen 3 is cleaned, the control mechanism 6 controls the fixed component 24 to be attracted with the movable component 23, so that the filter screen 3 is stretched to an open state.
The embodiment of the invention also provides an electrical device 7, please refer to fig. 9, which shows a schematic diagram of a part of the electrical device 7 according to the embodiment of the invention. The electrical apparatus 7 comprises the rolling shutter type automatic cleaning filter screen device in the above embodiment. Specifically, in an embodiment, the roller shutter type automatic filter screen cleaning device in the above embodiment is used on the electrical equipment 7, so that the use experience of the electrical equipment 7 can be improved, and the cost of the electrical equipment 7 can be reduced. Specifically, as shown in the figure, the roller shutter type automatic cleaning filter screen device is mounted on the cabinet. The rolling curtain type automatic filter screen cleaning device can be applied to electrical equipment 7 provided with a filter screen 3, such as a cabinet air conditioner, a wall mounted machine, a dehumidifier, an air purifier and the like.
In the foregoing embodiments, the descriptions of the embodiments are focused on, and for those portions of one embodiment that are not described in detail, reference may be made to the related descriptions of other embodiments.
It will be apparent to those skilled in the art that various modifications and variations can be made to the present invention without departing from the spirit or scope of the invention. Thus, it is intended that the present invention also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.
While the invention has been described with reference to certain preferred embodiments, it will be understood by those skilled in the art that various changes and substitutions of equivalents may be made and equivalents will be apparent to those skilled in the art without departing from the scope of the invention. Therefore, the protection scope of the invention is subject to the protection scope of the claims.
Claims (10)
1. A roll up curtain formula self-cleaning filter screen device for carry out self-cleaning to the filter screen on the electrical equipment, its characterized in that, roll up curtain formula self-cleaning filter screen device includes:
a device holder including oppositely disposed first and second sides;
the driving mechanism comprises a rotating shaft, an elastic piece, a movable piece and a fixed component, wherein the elastic piece rotatably connects the rotating shaft to the first side, the rotating shaft is fixedly connected with the fixed side of the filter screen, the fixed component is fixed on the second side, the movable piece is arranged on the movable side of the filter screen, the movable piece is a permanent magnet, and the fixed component comprises an iron core and a coil arranged around the iron core; and
the cleaning mechanism is fixed on the first side edge and is positioned at the rear side of the rotating shaft;
the control mechanism is respectively and electrically connected with the fixed component and the cleaning mechanism, and controls the fixed component to attract or separate from the movable piece by controlling the current direction of the coil;
when the filter screen is in an open state, the fixed component and the movable component are attracted, and the elastic component accumulates elastic potential energy; when the filter screen is cleaned, the fixed component is controlled to be separated from the movable component, at the moment, the rotating shaft is driven to rotate by means of elastic potential energy accumulated by the elastic component to wind the filter screen on the rotating shaft, and meanwhile, the cleaning mechanism is opened to clean the filter screen; and after the filter screen is cleaned, controlling the fixed component to suck the movable component, and stretching the filter screen to an open state.
2. The rolling shutter type automatic filter screen cleaning device according to claim 1, comprising two elastic pieces, wherein the two end parts of the first side edge are respectively provided with a first accommodating groove with a through hole at the bottom, the two elastic pieces are respectively accommodated in the two first accommodating grooves, and the two ends of the rotating shaft pass through the through holes and are rotatably connected with the first side edge through the elastic pieces.
3. The roll-up type self-cleaning filter screen device according to claim 1, wherein the elastic member is a coil spring, an outer side of the coil spring is fixedly clamped in a first groove on the end of the first side, and an inner side of the coil spring is fixedly clamped in a second groove on the end of the rotating shaft.
4. The rolling shutter type automatic filter screen cleaning device according to claim 1, comprising two movable pieces and two fixed components, wherein the two end parts of the second side edge are respectively provided with a second accommodating groove, the two movable pieces are respectively arranged at the two ends of the movable side of the filter screen, and the two fixed components are fixed at positions corresponding to the movable pieces in the second accommodating grooves.
5. The roll-up type automatic filter screen cleaning device according to claim 4, wherein the permanent magnet generates a magnetic force that attracts with the fixing member when the filter screen is in an opened state, and generates a magnetic force that repels with the fixing member when the filter screen is cleaned.
6. The roll-up type automatic filter screen cleaning device according to claim 1, wherein the device support is a rectangular support and further comprises a third side and a fourth side which are oppositely arranged, sliding grooves are formed in the inner sides of the third side and the fourth side, and the filter screen moves along the sliding grooves.
7. The roll-up automatic cleaning filter device of claim 1, wherein the cleaning mechanism is an ultrasonic cleaner.
8. The roller shutter type automatic cleaning filter screen device as claimed in claim 1, further comprising an air inlet grill fixed to a front side of the filter screen.
9. The roller shutter type automatic filter screen cleaning device according to claim 8, wherein a plurality of buckles and bolts are arranged on the outer edge of the air inlet grid, a plurality of slots are arranged on the inner edge of the device support, and the air inlet grid is fixed on the front side of the filter screen by means of the cooperation of the plurality of buckles and bolts and the plurality of slots.
10. An electrical appliance comprising a roller shutter type self-cleaning filter screen device as claimed in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210863400.XA CN115193176B (en) | 2022-07-20 | 2022-07-20 | Rolling curtain type automatic filter screen cleaning device and electrical equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210863400.XA CN115193176B (en) | 2022-07-20 | 2022-07-20 | Rolling curtain type automatic filter screen cleaning device and electrical equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115193176A CN115193176A (en) | 2022-10-18 |
| CN115193176B true CN115193176B (en) | 2023-11-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210863400.XA Active CN115193176B (en) | 2022-07-20 | 2022-07-20 | Rolling curtain type automatic filter screen cleaning device and electrical equipment |
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| EP2154441A1 (en) * | 2007-04-18 | 2010-02-17 | Haier Group Corporation | Self-cleaning device of filtering net of air conditioner |
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| Publication number | Publication date |
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| CN115193176A (en) | 2022-10-18 |
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