CN113685911B - Self-cleaning device and air conditioner - Google Patents
Self-cleaning device and air conditioner Download PDFInfo
- Publication number
- CN113685911B CN113685911B CN202010424032.XA CN202010424032A CN113685911B CN 113685911 B CN113685911 B CN 113685911B CN 202010424032 A CN202010424032 A CN 202010424032A CN 113685911 B CN113685911 B CN 113685911B
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- air duct
- self
- dust collection
- cleaning device
- air
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- 238000004140 cleaning Methods 0.000 title claims abstract description 60
- 239000000428 dust Substances 0.000 claims abstract description 182
- 230000007246 mechanism Effects 0.000 claims abstract description 61
- 230000005540 biological transmission Effects 0.000 claims description 45
- 230000009471 action Effects 0.000 claims description 14
- 230000000694 effects Effects 0.000 abstract description 20
- 238000010521 absorption reaction Methods 0.000 abstract description 8
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000005484 gravity Effects 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 230000036541 health Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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
- F24F1/0018—Indoor units, e.g. fan coil units characterised by fans
- F24F1/0025—Cross-flow or tangential fans
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
- B08B1/12—Brushes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/30—Cleaning by methods involving the use of tools by movement of cleaning members over a surface
- B08B1/32—Cleaning by methods involving the use of tools by movement of cleaning members over a surface using rotary cleaning members
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B13/00—Accessories or details of general applicability for machines or apparatus for cleaning
-
- 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
- F24F1/0043—Indoor units, e.g. fan coil units characterised by mounting arrangements
- F24F1/0057—Indoor units, e.g. fan coil units characterised by mounting arrangements mounted in or on a wall
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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)
- Nozzles For Electric Vacuum Cleaners (AREA)
Abstract
The invention discloses a self-cleaning device and an air conditioner, and relates to the technical field of air conditioners. The self-cleaning device comprises an air duct, a dust collection plate and a negative pressure mechanism. The dust absorption board is installed in the wind channel, and can rotate for the wind channel, and the dust absorption board extends along the length direction in wind channel, and the dust absorption board is connected with negative pressure mechanism, and negative pressure mechanism is used for producing the negative pressure, and the dust absorption board can rotate to first default position to carry out the dust absorption to the wind channel under negative pressure mechanism's effect, the dust absorption board can also rotate to the second default position, in order to press close to the inside wall in wind channel, thereby avoid causing the influence to the wind channel air-out. Compared with the prior art, the self-cleaning device provided by the invention has the advantages that the dust collection plate which is arranged in the air duct and can rotate relative to the air duct is adopted, so that dirt such as dust in the air duct can be sucked, the interior of the air duct is dedusted and cleaned, the cleaning effect is good, and the air quality of the air outlet is improved.
Description
Technical Field
The invention relates to the technical field of air conditioners, in particular to a self-cleaning device and an air conditioner.
Background
At present, the air conditioner is along with the increase of live time, and its wind channel is inside can be infected with and accumulate dirt such as dust, if not in time clear up, can lead to the air-out air quality of air conditioner poor, influences user's health.
Disclosure of Invention
The invention solves the problem of how to absorb dirt such as dust in the air duct so as to remove dust and clean the air duct, has good cleaning effect and improves the quality of air out of the air duct.
In order to solve the problems, the technical scheme of the invention is realized as follows:
In a first aspect, the invention provides a self-cleaning device, comprising an air duct, a dust collection plate and a negative pressure mechanism, wherein the dust collection plate is arranged in the air duct and can rotate relative to the air duct, the dust collection plate extends along the length direction of the air duct, the dust collection plate is connected with the negative pressure mechanism, the negative pressure mechanism is used for generating negative pressure, the dust collection plate can rotate to a first preset position so as to collect dust in the air duct under the action of the negative pressure mechanism, and the dust collection plate can also rotate to a second preset position so as to be close to the inner side wall of the air duct, thereby avoiding affecting the air outlet of the air duct. Compared with the prior art, the self-cleaning device provided by the invention has the advantages that the dust collection plate which is arranged in the air duct and can rotate relative to the air duct is adopted, so that dirt such as dust in the air duct can be sucked, the interior of the air duct is dedusted and cleaned, the cleaning effect is good, and the air quality of the air outlet is improved.
Further, the air duct is provided with a containing groove, the containing groove extends along the length direction of the air duct, the containing groove is opened when the dust collection plate is located at the first preset position, the containing groove is closed when the dust collection plate is located at the second preset position, and the dust collection plate is contained in the containing groove. So as to ensure that the dust collection plate can not protrude from the inner side wall of the air duct, thereby avoiding the dust collection plate from blocking and affecting the air outlet of the air duct.
Further, the air duct is provided with an air outlet, and the accommodating groove is arranged close to the air outlet. The air outlet is located the bottom in wind channel, and the dust absorption board sets up near the bottom in wind channel to inhale dirt such as dust, improve clean effect.
Further, the dust collection plate is provided with a dust collection opening, the dust collection opening is arranged on one side, away from the air outlet, of the dust collection plate when the dust collection plate is located at the first preset position, and the dust collection opening is communicated with the negative pressure mechanism. When the negative pressure mechanism works, the air pressure at the corresponding position of the dust collection opening is larger than the air pressure in the negative pressure mechanism, so that dirt such as dust at the corresponding position of the dust collection opening is sucked into the negative pressure mechanism, and a dust collection function is realized.
Further, the air duct is in a volute shape, and comprises a front volute tongue and a rear volute tongue which are oppositely arranged, and the accommodating groove is formed in the rear volute tongue. The dust collection plate is used for collecting dust on the air channel where the rear volute tongue is located, and the brush roller is used for cleaning the air channel where the rear volute tongue is located.
Further, the self-cleaning device further comprises a driving mechanism and a brush roller, wherein the brush roller extends along the length direction of the air channel and is arranged in the accommodating groove, the driving mechanism is in transmission connection with the brush roller, and the brush roller can move out of the accommodating groove under the action of the driving mechanism and moves along the inner side wall of the air channel so as to clean the inner side wall of the air channel. Dirt such as dust that sweeps down moves downwards under the effect of gravity to get into negative pressure mechanism under the suction effect of dust absorption board, improve clean effect.
Further, the driving mechanism comprises a first driving motor and a transmission assembly, the first driving motor is connected with the brush roller through the transmission assembly, the brush roller can move along the direction perpendicular to the accommodating groove under the driving of the transmission assembly, and the brush roller can also rotate under the driving of the transmission assembly. The brush roller can rotate while moving along the inner circumferential direction of the air duct so as to clean the inner side wall of the air duct, and the cleaning effect is good.
Further, the transmission assembly comprises a toothed belt and a gear set, the toothed belt is sleeved outside the gear set and meshed with the gear set, the first driving motor is in transmission connection with the gear set to drive the toothed belt to rotate, a transmission gear is arranged at the end part of the brush roller, and the toothed belt is sleeved outside the transmission gear and meshed with the transmission gear. The toothed belt rotates to drive the transmission gear to rotate, so that the brush roller is driven to rotate while moving along the inner circumferential direction of the air duct, and the inner side wall of the air duct is cleaned.
Further, the self-cleaning device further comprises a second driving motor, a rotating shaft is arranged at the end part of the dust collection plate, and the second driving motor is in transmission connection with the rotating shaft so as to drive the dust collection plate to rotate relative to the air duct. Thereby realizing the function of opening or closing the accommodating groove of the dust collection plate.
In a second aspect, the present invention provides an air conditioner, including the above self-cleaning device, where the self-cleaning device includes an air duct, a dust collection plate and a negative pressure mechanism, the dust collection plate is installed in the air duct and can rotate relative to the air duct, the dust collection plate extends along a length direction of the air duct, the dust collection plate is connected with the negative pressure mechanism, the negative pressure mechanism is used to generate negative pressure, the dust collection plate can rotate to a first preset position to collect dust in the air duct under the action of the negative pressure mechanism, and the dust collection plate can also rotate to a second preset position to be close to an inner side wall of the air duct, so as to avoid affecting air outlet of the air duct. The air conditioner can absorb dirt such as dust in the wind channel to remove dust and clean the wind channel inside, clean effectual, improve air-out air quality.
Drawings
FIG. 1 is an exploded view of a self-cleaning device according to a first embodiment of the invention;
fig. 2 is a schematic structural view of a dust collecting plate in a self-cleaning device according to a first embodiment of the present invention;
fig. 3 is a schematic structural view of a dust collection plate in a self-cleaning apparatus according to a first embodiment of the present invention in a second preset position;
fig. 4 is a schematic structural view of a connection between a second driving motor and a dust collection plate in the self-cleaning apparatus according to the first embodiment of the present invention;
FIG. 5 is a cross-sectional view of a self-cleaning device according to a first embodiment of the invention;
FIG. 6 is an enlarged view of a portion of VI of FIG. 5;
FIG. 7 is an exploded view of the drive mechanism coupled to the brush roller in the self-cleaning apparatus according to the first embodiment of the present invention;
FIG. 8 is a schematic view of the connection of the air duct and the toothed belt in the self-cleaning device according to the first embodiment of the present invention;
FIG. 9 is a schematic diagram of the structure of the gear set of FIG. 7;
fig. 10 is a schematic view of an air conditioner according to a second embodiment of the present invention.
Reference numerals illustrate:
10-air conditioner, 100-self-cleaning device, 110-air duct, 111-accommodating groove, 1111-first side wall, 1112-second side wall, 1113-bottom wall, 112-first end wall, 113-second end wall, 114-limit hole, 115-air outlet, 116-front volute tongue, 117-rear volute tongue, 118-first limit groove, 1181-first slot, 1182-second slot, 120-dust collection plate, 121-rotation shaft, 122-fixed shaft, 123-dust collection opening, 130-negative pressure mechanism, 140-driving mechanism, 141-first driving motor, 142-driving component, 143-toothed belt, 144-gear set, 145-first gear, 146-second gear, 147-third gear, 148-mounting plate, 150-brush roller, 151-driving gear, 160-second driving motor and 200-through-flow fan blade.
Detailed Description
In order that the above objects, features and advantages of the invention will be readily understood, a more particular description of the invention will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings.
First embodiment
Referring to fig. 1, an embodiment of the present invention provides a self-cleaning apparatus 100 for cleaning an air duct 110. The dust-removing device can absorb dust and other dirt in the air duct 110 so as to remove dust and clean the inside of the air duct 110, has a good cleaning effect and improves the quality of air out of the air duct.
It should be noted that, the self-cleaning device 100 is applied in a wall-mounted air conditioner, the wall-mounted air conditioner is hung on a wall in a room, the wall-mounted air conditioner can blow hot air or cold air into the room to adjust indoor air temperature, the self-cleaning device 100 can absorb dirt such as dust in the air duct 110 to remove dust and clean the inside of the air duct 110, thereby improving the air outlet air quality of the wall-mounted air conditioner and protecting the health of a user. However, the present invention is not limited thereto, and in other embodiments, the self-cleaning apparatus 100 may be applied to a floor air conditioner or a central air conditioner, and the application scenario of the self-cleaning apparatus 100 is not particularly limited.
The self-cleaning apparatus 100 includes an air duct 110, a dust collection plate 120, a negative pressure mechanism 130, a driving mechanism 140, a brush roller 150, and a second driving motor 160. The dust collection plate 120 is installed in the air duct 110 and can rotate relative to the air duct 110, the second driving motor 160 is connected with the dust collection plate 120, and the second driving motor 160 can drive the dust collection plate 120 to rotate. The dust collection plate 120 extends along the length direction of the air duct 110, that is, the length direction of the dust collection plate 120 is the same as the length direction of the air duct 110, so that the dust collection area of the dust collection plate 120 can be increased, and the cleaning effect is improved. The dust collection plate 120 is connected with a negative pressure mechanism 130, and the negative pressure mechanism 130 is used for generating negative pressure so as to realize the dust collection function of the dust collection plate 120. The dust collection plate 120 can rotate to a first preset position to collect dust to the air duct 110 under the action of the negative pressure mechanism 130, and the dust collection plate 120 can also rotate to a second preset position to be close to the inner side wall of the air duct 110, so that the influence on the air outlet of the air duct 110 is avoided.
Referring to fig. 2, 3 and 4, it should be noted that the air duct 110 is provided with a receiving groove 111, and the receiving groove 111 extends along the length direction of the air duct 110, i.e. the extending direction of the receiving groove 111 is the same as the length direction of the air duct 110. The dust collection plate 120 is positioned at the first preset position to open the accommodating groove 111 so as to collect dust in the air duct 110 under the action of the negative pressure mechanism 130, and the dust collection plate 120 is positioned at the second preset position to close the accommodating groove 111 and is accommodated in the accommodating groove 111 so as to ensure that the dust collection plate 120 does not protrude out of the inner side wall of the air duct 110, thereby preventing the dust collection plate 120 from blocking and affecting the air outlet of the air duct 110.
It should be noted that the brush roller 150 extends along the length direction of the air duct 110 and is disposed in the accommodating groove 111, that is, the axial direction of the brush roller 150 is the same as the extending direction of the accommodating groove 111, and the accommodating groove 111 can shield the brush roller 150. The driving mechanism 140 is in transmission connection with the brush roller 150, the driving mechanism 140 can drive the brush roller 150 to move, the brush roller 150 can move out of the accommodating groove 111 under the action of the driving mechanism 140 and move along the inner side wall of the air duct 110 so as to clean the inner side wall of the air duct 110, and dirt such as scanned dust moves downwards under the action of gravity and enters the negative pressure mechanism 130 under the action of the suction force of the dust suction plate 120, so that the cleaning effect is improved.
Specifically, when the inside of the air duct 110 needs to be cleaned by dust removal, the second driving motor 160 drives the dust collection plate 120 to rotate to the first preset position to open the accommodating groove 111, then the negative pressure mechanism 130 is started to enable the dust collection plate 120 to generate suction force, then the driving mechanism 140 drives the brush roller 150 to move out of the accommodating groove 111 and move along the inner side wall of the air duct 110, and at the moment, the movement direction of the brush roller 150 is the inner circumferential direction of the air duct 110, namely, the brush roller 150 moves along the direction perpendicular to the axial direction of the brush roller to be attached to the inner side wall of the air duct 110 so as to clean the inner side wall of the air duct 110, and meanwhile, dirt such as scanned dust enters the negative pressure mechanism 130 under the suction force of the dust collection plate 120, so that the dust removal cleaning function is realized. After the brush roller 150 is cleaned, the driving mechanism 140 drives the brush roller 150 to reset and return to the accommodating groove 111, the second driving motor 160 drives the dust collection plate 120 to rotate to the second preset position to close the accommodating groove 111, the negative pressure mechanism 130 stops running, and the dust collection and cleaning operation of the air duct 110 is completed.
In this embodiment, the end of the dust collection plate 120 is provided with a rotation shaft 121, and the second driving motor 160 is in transmission connection with the rotation shaft 121 to drive the dust collection plate 120 to rotate relative to the air duct 110, so as to realize the function of opening or closing the accommodating groove 111 of the dust collection plate 120. Specifically, one end of the dust collection plate 120 is provided with a rotation shaft 121, the other end is provided with a fixed shaft 122, the rotation shaft 121 and the fixed shaft 122 are coaxially arranged, the axial directions of the rotation shaft 121 and the fixed shaft 122 are the length direction of the dust collection plate 120, and the dust collection plate 120 can rotate with the length direction as the axial direction, so that the accommodating groove 111 is opened or closed.
It should be noted that, the air duct 110 is relatively provided with a first end wall 112 and a second end wall 113 along the length direction thereof, the first end wall 112 and the second end wall 113 are arranged in parallel and at intervals, one end of the dust collection plate 120 provided with the rotating shaft 121 is close to the first end wall 112, and one end of the dust collection plate 120 provided with the fixed shaft 122 is close to the second end wall 113. Specifically, the second driving motor 160 is mounted on a side of the first end wall 112 away from the second end wall 113, and extends into the first end wall 112 and is in driving connection with the rotation shaft 121. The second end wall 113 is provided with a limiting hole 114, the fixed shaft 122 extends into the limiting hole 114 and is in running fit with the limiting hole 114, the fixed shaft 122 can rotate relative to the limiting hole 114, and the limiting hole 114 can limit the position of the fixed shaft 122, so that the fixed shaft 122 can only rotate in the limiting hole 114, and the fixed shaft 122 is prevented from being separated from the limiting hole 114.
In this embodiment, when the dust collection plate 120 is located at the first preset position, the dust collection plate 120 is disposed perpendicular to the inner side wall of the air duct 110, so as to further increase the area in which the dust collection plate 120 can collect dust, and improve the dust collection effect, when the dust collection plate 120 is located at the second preset position, the dust collection plate 120 is disposed in the accommodating groove 111, the dust collection plate 120 covers the notch of the accommodating groove 111, and one side of the dust collection plate 120 away from the bottom wall 1113 of the accommodating groove 111 is flush with the inner side wall of the air duct 110, so that the airflow blown by the wall-mounted air conditioner can be blown out along the inner side wall of the air duct 110 and the dust collection plate 120, and the influence of the dust collection plate 120 on the air outlet of the air duct 110 is prevented.
Specifically, the angle between the dust collection plate 120 located at the first preset position and the dust collection plate 120 located at the second preset position is 90 degrees, that is, the dust collection plate 120 is driven by the second driving motor 160 to rotate 90 degrees, so that the dust collection plate 120 can rotate from the first preset position to the second preset position, and the dust collection plate 120 is driven by the second driving motor 160 to rotate reversely by 90 degrees, so that the dust collection plate can rotate from the second preset position to the first preset position. However, the angle between the suction plate 120 located at the first preset position and the suction plate 120 located at the second preset position may be 70 degrees or 110 degrees in other embodiments, and the angle between the suction plate 120 located at the first preset position and the suction plate 120 located at the second preset position is not particularly limited.
It should be noted that the air duct 110 has an air outlet 115, and air flow formed in the air duct 110 is blown out through the air outlet 115 to regulate indoor air temperature, and the accommodating groove 111 is disposed near the air outlet 115, i.e. the dust collecting plate 120 is disposed near the air outlet 115. Specifically, the air outlet 115 is located at the bottom of the air duct 110, and the dust collection plate 120 is disposed near the bottom of the air duct 110, so as to facilitate the suction of dirt such as dust swept down by the brush roller 150, thereby improving the cleaning effect.
In this embodiment, the dust collection plate 120 is provided with the dust collection opening 123, the dust collection opening 123 is provided on one side of the dust collection plate 120 away from the air outlet 115 when located at the first preset position, the dust collection opening 123 is communicated with the negative pressure mechanism 130, and when the negative pressure mechanism 130 works, the air pressure at the corresponding position of the dust collection opening 123 is greater than the air pressure in the negative pressure mechanism 130, so that dirt such as dust at the corresponding position of the dust collection opening 123 is sucked into the negative pressure mechanism 130, and the dust collection function is further realized. Specifically, since the air outlet 115 is located at the bottom of the air duct 110, dirt such as dust that is swept down moves along the inner sidewall of the air duct 110 toward the air outlet 115 under the action of gravity, in this process, the dust suction plate 120 can intercept dirt such as dust and suck the dirt into the negative pressure mechanism 130 through the dust suction opening 123, so as to improve the cleaning effect.
In this embodiment, the dust collection openings 123 are bar-shaped and extend along the length direction of the dust collection plate 120, the number of the dust collection openings 123 is two, the two dust collection openings 123 are arranged at intervals in parallel and are all communicated with the negative pressure mechanism 130, and the two dust collection openings 123 can both suck dust in the air duct 110 to improve dust collection efficiency and enhance dust collection effect. However, the present invention is not limited thereto, and in other embodiments, the dust collection openings 123 may have a circular shape, and the number of dust collection openings 123 may be eight, and the shape and the number of dust collection openings 123 are not particularly limited.
In this embodiment, the air duct 110 is in a volute shape, the air duct 110 includes a front volute tongue 116 and a rear volute tongue 117 which are oppositely arranged, the front volute tongue 116 is arranged above the rear volute tongue 117, and the front volute tongue 116 and the rear volute tongue 117 are both used for guiding the air flow of the air outlet, so that the air flow in the air duct 110 can be blown out into a room through the air outlet 115. Specifically, the accommodating groove 111 is disposed on the rear volute tongue 117, the dust collection plate 120 is used for collecting dust on the air duct 110 where the rear volute tongue 117 is located, and the brush roller 150 is used for cleaning the air duct 110 where the rear volute tongue 117 is located.
Referring to fig. 5 and fig. 6, it should be noted that the accommodating groove 111 includes a first side wall 1111, a second side wall 1112 and a bottom wall 1113, wherein the first side wall 1111 and the second side wall 1112 are disposed opposite to each other, the first side wall 1111 is fixedly connected to the second side wall 1112 through the bottom wall 1113, and the first side wall 1111 is disposed on a side of the second side wall 1112 close to the air outlet 115. In this embodiment, the rotation shaft 121 of the dust collection plate 120 is disposed near the first sidewall 1111, the dust collection plate 120 can rotate toward the direction near the second sidewall 1112 to close the accommodating groove 111, and the dust collection plate 120 can also rotate toward the direction far from the second sidewall 1112 to open the accommodating groove 111. When the dust collection plate 120 is located at the first preset position, the dust collection plate 120 and the first side wall 1111 are arranged in a coplanar manner, the dust collection opening 123 on the dust collection plate 120 faces the second side wall 1112, at this time, the brush roller 150 can move out of the accommodating groove 111 and move away from the dust collection plate 120, when the dust collection plate 120 is located at the second preset position, the dust collection plate 120 and the bottom wall 1113 are arranged at intervals in parallel, the dust collection opening 123 on the dust collection plate 120 faces the bottom wall 1113, one side of the dust collection plate 120 is attached to the first side wall 1111, the other side is attached to the second side wall 1112, at this time, the brush roller 150 is accommodated in the accommodating groove 111 and cannot move outwards.
Referring to fig. 7, 8 and 9, the driving mechanism 140 includes a first driving motor 141 and a transmission assembly 142. The first driving motor 141 is connected with the brush roller 150 through the transmission assembly 142, the first driving motor 141 can apply power to the transmission assembly 142, the brush roller 150 can move along the direction perpendicular to the accommodating groove 111 under the driving of the transmission assembly 142, and the brush roller 150 can also rotate under the driving of the transmission assembly 142. The brush roller 150 can rotate while moving along the inner circumferential direction of the air duct 110 to clean the inner sidewall of the air duct 110, and has a good cleaning effect.
The drive assembly 142 includes a toothed belt 143 and a gear set 144. The toothed belt 143 is sleeved outside the gear set 144 and meshed with the gear set 144, and the gear set 144 rotates to drive the toothed belt 143 to rotate. The first driving motor 141 is in transmission connection with the gear set 144, so as to drive the toothed belt 143 to rotate through the gear set 144. The end of the brush roller 150 is provided with a transmission gear 151, the toothed belt 143 is sleeved outside the transmission gear 151 and meshed with the transmission gear 151, and the toothed belt 143 rotates to drive the transmission gear 151 to rotate, so that the brush roller 150 is driven to rotate while moving along the inner circumferential direction of the air duct 110, and the cleaning of the inner side wall of the air duct 110 is realized. Specifically, the inside of the toothed belt 143 is provided with a toothed portion (not shown), the gear set 144 extends into from one side of the toothed belt 143 and cooperates with the toothed portion in the toothed belt 143, the transmission gear 151 extends into from the other side of the toothed belt 143 and cooperates with the toothed portion in the toothed belt 143, and the width of the toothed belt 143 is greater than the sum of the width of the gear set 144 and the width of the transmission gear 151, so as to prevent the transmission gear 151 from interfering with the gear set 144 during rotation.
In this embodiment, the number of the driving mechanisms 140 is two, the two driving mechanisms 140 are relatively mounted on the first end wall 112 and the second end wall 113, the number of the transmission gears 151 is two, the two transmission gears 151 are relatively disposed at two ends of the brush roller 150 and synchronously rotate, and each driving mechanism 140 is connected with one transmission gear 151 to ensure the stability of the movement of the brush roller 150.
In this embodiment, a first limiting groove 118 is formed in the first end wall 112, a second limiting groove (not shown) is formed in the second end wall 113, one toothed belt 143 is disposed in the first limiting groove 118, and the other toothed belt 143 is disposed in the second limiting groove. The first limiting groove 118 can limit the toothed belt 143, so that the toothed belt 143 is attached to the inner wall of the first limiting groove 118, and the toothed belt 143 can rotate relative to the inner wall of the first limiting groove 118 under the action of the gear set 144 to drive the transmission gear 151 to move along the extending direction of the first limiting groove 118. Similarly, the second limiting groove can limit the toothed belt 143, so that the toothed belt 143 is attached to the inner wall of the second limiting groove, and the toothed belt 143 can rotate relative to the inner wall of the second limiting groove under the action of the gear set 144, so as to drive the transmission gear 151 to move along the extending direction of the second limiting groove.
Specifically, the extending direction of the first limiting groove 118 is the same as the extending direction of the second limiting groove, and both the first and second limiting grooves are bent. The first limiting groove 118 includes a first slot 1181 and a second slot 1182 disposed at a predetermined angle, the first slot 1181 is communicated with the second slot 1182, the position of the first slot 1181 corresponds to the position of the accommodating groove 111, and the second slot 1182 extends along the inner sidewall of the air duct 110. The brush roller 150 is moved out of the accommodating groove 111 in the process that the toothed belt 143 drives the transmission gear 151 to move from the first slot 1181 to the second slot 1182, the brush roller 150 cleans the inner side wall of the air duct 110 in the process that the toothed belt 143 drives the transmission gear 151 to move in the second slot 1182, and the brush roller 150 returns to the accommodating groove 111 in the process that the toothed belt 143 drives the transmission gear 151 to move from the second slot 1182 to the first slot 1181. Likewise, the shape and the working principle of the second limiting groove are the same as those of the first limiting groove 118, and will not be described herein.
The gear set 144 includes a first gear 145, a second gear 146, a third gear 147, and a mounting plate 148, wherein the first gear 145, the second gear 146, and the third gear 147 are mounted on the mounting plate 148 and are rotatable relative to the mounting plate 148, and the mounting plate 148 is capable of limiting the first gear 145, the second gear 146, and the third gear 147. The toothed belt 143 is sleeved outside the first gear 145, the second gear 146 and the third gear 147 simultaneously, the first driving motor 141 is in transmission connection with the first gear 145, the first driving motor 141 can drive the first gear 145 to rotate, the first gear 145 can drive the second gear 146 and the third gear 147 to rotate simultaneously through the toothed belt 143, namely, the first driving motor 141 can drive the first gear 145, the second gear 146 and the third gear 147 to rotate synchronously. Specifically, the first gear 145, the second gear 146 and the third gear 147 are arranged at intervals, the first gear 145 is arranged at the bottom of the accommodating groove 111, the second gear 146 is arranged at the top of the accommodating groove 111, the third gear 147 is arranged at the upper part of the air duct 110 where the rear volute tongue 117 is located, and the first gear 145, the second gear 146 and the third gear 147 are combined to ensure that the toothed belt 143 can stably operate, so that the brush roller 150 is driven by the transmission gear 151 to rotate while moving along the inner side wall of the air duct 110, the cleaning function is realized, and the cleaning effect is improved.
According to the self-cleaning device 100 disclosed by the embodiment of the invention, the dust collection plate 120 is arranged in the air duct 110 and can rotate relative to the air duct 110, the dust collection plate 120 extends along the length direction of the air duct 110, the dust collection plate 120 is connected with the negative pressure mechanism 130, the negative pressure mechanism 130 is used for generating negative pressure, the dust collection plate 120 can rotate to a first preset position so as to collect dust on the air duct 110 under the action of the negative pressure mechanism 130, and the dust collection plate 120 can also rotate to a second preset position so as to be close to the inner side wall of the air duct 110, thereby avoiding influencing the air outlet of the air duct 110. Compared with the prior art, the self-cleaning device 100 provided by the invention has the advantages that the dust collection plate 120 which is arranged in the air duct 110 and can rotate relative to the air duct 110 is adopted, so that dirt such as dust in the air duct 110 can be sucked, the interior of the air duct 110 is dedusted and cleaned, the cleaning effect is good, and the air quality of the air outlet is improved.
Second embodiment
Referring to fig. 10, the present invention provides an air conditioner 10 for controlling indoor air temperature. The air conditioner 10 comprises a self-cleaning device 100 and cross-flow blades 200. The basic structure and principle of the self-cleaning device 100 and the technical effects thereof are the same as those of the first embodiment, and for brevity, reference is made to the corresponding contents of the first embodiment where this embodiment is not mentioned.
In this embodiment, the air conditioner 10 is a wall-mounted air conditioner, the through-flow fan 200 is installed in the air duct 110 and extends along the length direction of the air duct 110, and the through-flow fan 200 can rotate relative to the air duct 110 to drive air to form air flow in the air duct 110 and blow out to the indoor through the air outlet 115, thereby realizing the regulation and control of indoor air temperature.
The beneficial effects of the air conditioner 10 according to the embodiment of the present invention are the same as those of the first embodiment, and will not be described in detail herein.
Although the present invention is disclosed above, the present invention is not limited thereto. Various changes and modifications may be made by one skilled in the art without departing from the spirit and scope of the invention, and the scope of the invention should be assessed accordingly to that of the appended claims.
Claims (9)
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| CN212204765U (en) * | 2020-05-19 | 2020-12-22 | 宁波奥克斯电气股份有限公司 | A self-cleaning device and an air conditioner |
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| CN2898684Y (en) * | 2006-03-27 | 2007-05-09 | 张钜标 | Dust removal device for air conditioner filter |
| CN105170569B (en) * | 2015-08-14 | 2017-06-23 | 珠海格力电器股份有限公司 | Automatic cleaning device and air conditioner |
| CN105057283B (en) * | 2015-08-14 | 2017-04-26 | 珠海格力电器股份有限公司 | cleaning mechanism, cleaning device and air conditioner |
| CN204866728U (en) * | 2015-08-14 | 2015-12-16 | 珠海格力电器股份有限公司 | cleaning mechanism, cleaning device and air conditioner |
| CN209819713U (en) * | 2019-03-26 | 2019-12-20 | 广州华凌制冷设备有限公司 | Air conditioner indoor unit and air conditioner |
| CN111089414B (en) * | 2019-12-03 | 2022-03-08 | 珠海格力电器股份有限公司 | Cleaning assembly, indoor unit cleaning method, indoor unit and air conditioner |
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Country or region after: China Address after: 315191 No. 1166 Mingguang North Road, Jiangshan Town, Ningbo, Zhejiang, Yinzhou District Applicant after: NINGBO AUX ELECTRIC Co.,Ltd. Applicant after: AUX AIR CONDITIONING LIMITED BY SHARE Ltd. Address before: No. 1166 Mingguang North Road, Jiangshan Town, Ningbo, Zhejiang, Yinzhou District Applicant before: NINGBO AUX ELECTRIC Co.,Ltd. Country or region before: China Applicant before: AUX AIR CONDITIONING LIMITED BY SHARE Ltd. |
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