CN206382273U - Cleaning device for cleaning filter screen of air conditioner indoor unit and air conditioner indoor unit - Google Patents

Abstract

The utility model relates to a machine in cleaning device and the air conditioning for clean air conditioning indoor set's filter screen. According to an aspect of the present invention, a cleaning device (10) for cleaning a filter screen of an indoor unit of an air conditioner is provided. The cleaning device (10) is incorporated in the air conditioning indoor unit and is capable of automatically cleaning the filter screen. The cleaning device (10) comprises a flushing member (20), the flushing member (20) being adapted to spray water to the sieve in order to clean the sieve. According to the utility model discloses, can improve the clean effect of filter screen and improve clean operation's convenience.

Description

Cleaning device for cleaning filter of air conditioner indoor unit and air conditioner indoor unit

technical field

The utility model relates to the field of air conditioners, in particular to a cleaning device for cleaning the filter screen of an air conditioner indoor unit and an associated air conditioner indoor unit which are improved in the aspect of filter screen cleaning.

Background technique

The working principle of the indoor unit of the air conditioner is: when the air supply fan is running, a negative pressure is formed under the heat exchanger, so that the external air moves towards the heat exchanger in the indoor unit of the air conditioner due to the high pressure, and after passing through the heat exchanger, The air realizes heat and cold exchange, so that the indoor temperature can be adjusted by the air sent out. Because the air contains dust, most air-conditioning indoor units will install an air filter in front of or above the heat exchanger to prevent dust from entering and purify the air. However, if the filter screen is not cleaned for a long time, the surface of the filter screen will be covered with dust, which not only cannot purify the air, but also affects the air intake of the air conditioner, and may even make the filter screen a breeding ground for bacteria and mold, resulting in secondary air pollution. pollute. In addition, the filter screen is usually troublesome to install and disassemble, and few people will clean it regularly, which aggravates the problem of filter screen pollution and seriously affects the normal use of the air conditioner.

Here, it should be noted that the technical content provided in this section is intended to help those skilled in the art understand the utility model, and does not necessarily constitute prior art.

Utility model content

In order to solve or alleviate at least one of the above-mentioned problems existing in related technologies, the utility model provides a cleaning device for cleaning the filter screen of an air-conditioning indoor unit and an associated air-conditioning indoor unit, aiming at improving the filter Net cleaning effect and improved convenience of cleaning operation.

According to one aspect of the present invention, a cleaning device for cleaning a filter screen of an air conditioner indoor unit is provided. The cleaning device is incorporated in the air conditioner indoor unit and can automatically clean the filter. The cleaning device includes a flushing member adapted to spray water to the filter screen to clean the filter screen.

Preferably, in the above-mentioned cleaning device, the flushing member is configured in the form of a tubular roller and has an inner channel in the tube and water spray holes arranged on the tube wall.

Preferably, in the above-mentioned cleaning device, the filter screen is implemented as an annular member and is arranged to partially surround the flushing member, and the flushing member is configured to be able to During operation, water is sprayed from the water spray hole to the filter screen through the passage in the pipe.

Preferably, in the above cleaning device, the flushing member includes a water supply pipe positioned a predetermined distance away from the strainer and having an orifice adapted to spray water toward the strainer.

Preferably, in the above-mentioned cleaning device, the cleaning device further includes a wiping member suitable for wiping off dirt on the filter.

Preferably, in the above cleaning device, the wiping member is implemented as a roller brush member with bristles provided on its outer periphery, the wiping member being arranged to contact the outer surface of the filter screen.

Preferably, in the above-mentioned cleaning device, the cleaning device further includes a water removal member adapted to remove residual water on the filter.

Preferably, in the above cleaning device, the water removing member includes a water absorbing roller, an outer peripheral surface of which includes a water absorbing material adapted to absorb water and the water absorbing roller is arranged to abut against the strainer.

Preferably, in the above-mentioned cleaning device, the water removing member further includes a water squeezing roller arranged to squeeze the water suction roller on the side opposite to the filter screen, so that the Squeeze out the water absorbed by the suction roller.

Preferably, in the above-mentioned cleaning device, the water removal member is implemented as a fan member, and the fan member is adapted to remove residual water on the filter by blowing water or absorbing water.

Preferably, in the above-mentioned cleaning device, the cleaning device further includes a driving mechanism suitable for driving the movement of the filter screen.

Preferably, in the above-mentioned cleaning device, the driving mechanism includes a motor, a driving roller driven by the motor, and driving gears arranged at both ends of the driving roller, and the driving mechanism passes through the driving gear The engagement of the teeth of the sieve with the drive holes at both ends of the sieve implemented as an annular member drives the operation of the sieve.

Preferably, in the above-mentioned cleaning device, the cleaning device further includes a support roller for guiding the operation of the filter screen implemented as a ring-shaped member.

Preferably, in the above-mentioned cleaning device, the cleaning device includes a housing defining a housing space, the flushing member is arranged in the housing space and the filter screen implemented as an annular member penetrates cyclically out of the housing space.

Preferably, in the above cleaning device, the housing is fixed along an inner wall surface of a panel part of the air conditioner indoor unit such that the cleaning device is mounted to the panel part of the air conditioner indoor unit.

Preferably, in the cleaning device above, the cleaning device further includes a drainage member adapted to discharge sewage, and the drainage member includes a drainage hole provided at the bottom of the housing and a drainage conduit connected to the drainage hole.

Preferably, in the above-mentioned cleaning device, the flushing member configured in the form of a tubular roller, the wiping member implemented as a roller brush member, and the water removing member including a water-absorbing roller are arranged in the cleaning device. the housing space, so that the filter screen sequentially circulates through the flushing member, the wiper member and the water removal member or sequentially circulates through the wiper member, the flushing member and the Describe the water removal components.

According to another aspect of the present utility model, an air conditioner indoor unit is provided. The air conditioner indoor unit includes a filter screen for filtering incoming air. The air-conditioning indoor unit also includes the above-mentioned cleaning device.

According to the utility model, the filter screen is automatically cleaned by (high-pressure) water flushing, which can make the filter screen clean, and the cleaner the filter screen, the higher the air intake efficiency and the lower the energy consumption. In particular, the combination of high-pressure water flushing and brush wiping can clean the filter screen more easily and quickly, thereby further improving the cleaning effect of the filter screen, thereby achieving more reliable air purification and preventing Air secondary pollution.

Description of drawings

Through the following detailed description of the embodiments of the utility model with reference to the accompanying drawings, the above-mentioned and other purposes, features and advantages of the utility model will be more clear. In the accompanying drawings:

1 is a perspective cross-sectional view of a cleaning device according to an exemplary embodiment of the present invention; and

FIG. 2 is a cross-sectional view of a cleaning device according to an exemplary embodiment of the present invention.

List of reference signs:

10---cleaning device

20---Flushing components

22---Inner channel

24---spray hole

30---Erase components

40---Water removal component

42---Suction roller

44---Water squeeze roller

50---drive mechanism

52---Drive roller

54---drive gear

60---supporting roller

70---drainage components

72 --- drain conduit

80---shell

82---shell space

84---Entry notch

86---exit notch

detailed description

The utility model will be described in detail below with reference to the accompanying drawings and by means of exemplary embodiments. The following detailed description of the utility model is only for the purpose of illustration, and is by no means limiting the utility model and its application or use.

The cleaning device 10 according to the exemplary embodiment of the present utility model is described below with reference to FIGS. 1 and 2 , wherein: FIG. A cross-sectional view of a cleaning device according to an exemplary embodiment of the utility model.

The cleaning device 10 can be used to clean the filter screen of the air conditioner indoor unit. In particular, the cleaning device 10 can be incorporated into the indoor unit of the air conditioner and can automatically clean the filter screen (that is, only need to turn on the start switch to perform cleaning).

According to the present invention, the cleaning device 10 includes a flushing member 20 . The flushing member 20 is adapted to spray water to the filter for cleaning the filter.

The sieve can be embodied as an annular member. The screen may be arranged around a plurality of supporting and/or other functional rollers (such as the suction roller 42 described below) so as to be cyclically operable by means of these removable or non-removable rollers . In some examples, the filter screen may be arranged on the front and/or upper side of the interior space of the air conditioner indoor unit, especially, the filter screen may be arranged between the air inlet of the air conditioner indoor unit and the heat exchanger and the main fan .

In a preferred example, the flushing member 20 is configured in the form of a tubular roller and has an inner tube channel 22 and a water spray hole 24 provided on the tube wall. The screen may partially surround the flushing member 20 . Thus, the flushing member 20 can be configured to spray water from the outside of the air conditioner indoor unit (for example, delivered through a hose) through the pipe channel 22 from the water spray hole 24 to the filter when the filter screen runs around the flushing member 20 . network. In this way, water can be sprayed to the strainer conveniently, and at the same time, the structure is simple because the flushing member 20 has both the water spraying function and the roller bearing function.

However, it is contemplated that flush member 20 may be implemented in other suitable forms. For example, the flushing member 20 may include a water supply pipe positioned a predetermined distance away from the strainer and having an orifice adapted to spray water towards the strainer.

The cleaning device 10 may include a wiping member 30 adapted to wipe off dirt such as dust and oil stains on the filter.

In particular, the erasing member 30 may be embodied as a roller brush member whose outer peripheral portion is provided with bristles. The wiping member 30 may be arranged to contact the outer surface of the sieve. In this way, dirt on the filter can be effectively wiped off.

The cleaning device 10 may include a water removing member 40 adapted to remove residual water on the filter.

In particular, in the illustrated example, the water-removing member 40 may include a water-absorbing roller 42, the outer peripheral surface of which may include a water-absorbing material (such as a sponge) suitable for absorbing water and the water-absorbing roller 42 may be arranged to resist Connect the filter. In this way, residual water on the filter screen can be effectively removed, and at the same time, the structure is simple because the water-absorbing roller 42 has both the function of removing water and the function of supporting the roller.

In a preferred example, the water removing member 40 further includes a squeeze roller 44 . The water squeezing roller 44 may be arranged to squeeze the water suction roller 42 on the side opposite to the screen, so as to squeeze out the water sucked by the water suction roller 42 . In this way, the water absorbed by the water absorption roller 42 can be effectively squeezed out, so that the water absorption roller 42 can maintain a high water absorption capacity.

In other examples, the water removal member 40 may be implemented as a fan member. The fan component can be different types of fans, for example, the fan can remove residual water on the filter screen by blowing water or sucking water. In this way, the water removal degree can be adjusted conveniently by adjusting the air volume of the fan.

The cleaning device 10 may comprise a drive mechanism 50 adapted to drive the movement of the sieve.

In some examples, the driving mechanism 50 may include a motor (not shown), a driving roller 52 driven by the motor, and driving gears 54 disposed at both ends of the driving roller 52 . Thus, the driving mechanism 50 can drive the operation of the screen through the engagement of the teeth of the drive gear 54 with the drive holes at both ends of the screen implemented as a ring member.

Here, it should be noted that the utility model is not limited to the above-mentioned driving mechanism, but other suitable driving mechanisms can also be used, for example, the driving mechanism that mainly uses pulling force or frictional force to drive the filter screen to run is applicable.

The cleaning device 10 may comprise support rollers 60 for guiding the running of the sieve embodied as an annular member, ie changing the direction of rotation of the sieve.

The cleaning device 10 may include a housing 80 defining a housing space 82 . In the illustrated example, the housing 80 may be configured as an elongated member whose cross section is narrow at the bottom and wide at the top. The upper end of the housing 80 may be opened, and the left wall of the housing 80 in FIG. 2 may be inclined and the right wall may be substantially vertical. The case 80 may extend along substantially the entire length of a panel part (for example, an upper panel part) of the air conditioner indoor unit. The upper panel part may be formed separately from the front panel part and then joined together. The housing 80 can be fixed along the inner wall surface of the upper panel part, for example, the housing 80 can be fixed to the rear end (the end close to the wall after installation) of the inner wall surface of the upper panel part, so that the cleaning device 10 can be connected with the upper panel The components form the upper panel body, which is then assembled with the front panel components to facilitate assembly and ease of disassembly and maintenance.

The main components of the cleaning device 10 , such as the flushing member 20 , the wiping member 30 , the water removal member 40 , the drive mechanism 50 and the support roller 60 , can all be arranged at least partially in the housing space 82 . Thus, the cleaning device 10 can be conveniently installed (integrated) in the air conditioner indoor unit as a unit by fixing the housing 80 to the inner wall surface of the panel member.

The housing 80 may comprise one or more notches 84, 86 in order to allow the sieve, embodied as an annular member, to be circulated in and out of the housing space 82 for cleaning the sieve.

The main components of the cleaning device 10 can be suitably arranged in the housing space 82 . In some examples, the major components may be arranged such that a strainer threaded through inlet slot 84 sequentially cycles through drive mechanism 50, support roller 60, flushing member 20, scrubbing member 30, and water removal member 40 and then Exit through the outlet slot 86 and such that the drive mechanism 50, support roller 60 and flushing member 20 are on the inner surface of the screen and the wiping member 30 and water removal member 40 are on the outer surface of the screen. However, the arrangement of the main components, the order in which the filter is circulated through the main components, and the like may be appropriately changed. For example, the sieve could alternatively be circulated first through the wiper member 30 and then through the flusher member 20 .

The cleaning device 10 may comprise a drainage member 70 adapted to (automatically) drain sewage. The drain member 70 may include a drain hole provided at the bottom of the case 80 and a drain conduit 72 connected to the drain hole. Drain conduit 72 may include a rigid tube connected to the drain hole and a hose connected to the rigid tube.

When the cleaning device 10 needs to be turned on to clean the filter, the motor is turned on to make the filter run cyclically, and at the same time, the water supply switch is turned on to deliver water with a predetermined pressure and temperature to the flushing member 20 . Under the effect of the circulating operation of the filter screen, the roller-type components abutting/contacting with the filter screen (such as the suction roller 42 and the water suction roller 42 ) can rotate accordingly, which not only improves the cleaning effect but also reduces wear. In this way, the cleaning device 10 can perform the cleaning operation on the filter screen. Here, preferably, high-pressure and/or high-temperature water is used, whereby dirt, especially oil stains, on the filter screen can be washed more effectively.

According to the utility model, an air conditioner indoor unit is also provided. The air conditioner indoor unit may include a filter screen for filtering incoming air and the cleaning device 10 as described above.

According to the utility model, at least the following beneficial technical effects can be obtained.

Using (high pressure) water flushing method to automatically clean the filter screen can make the filter screen clean, and at the same time, the cleaner the filter screen, the higher the air intake efficiency and the lower the energy consumption. In particular, the combination of high-pressure water flushing and brush wiping can clean the filter screen more easily and quickly, thereby further improving the cleaning effect of the filter screen, thereby achieving more reliable air purification and preventing Air secondary pollution.

It should be noted that, in this specification, whenever "some examples", "other examples", "illustrated examples" and "preferred examples" etc. are mentioned, it means that the specific features and structures described for the examples are or features are included in at least one example of the present invention. The appearances of these terms in various places in this specification are not necessarily all referring to the same example. Furthermore, when a specific feature, structure or characteristic is described with respect to any one example, it should be considered that one skilled in the art could implement such feature, structure or characteristic in other examples among all the described examples.

Additionally, in this document, the term "comprising" or any other variation thereof is intended to cover a non-exclusive inclusion such that a process, method, article or apparatus comprising a series of elements not only includes those elements, but may also include none. Other elements explicitly listed, or may also include elements inherent in such a process, method, article, or apparatus.

Finally, it should be noted that, obviously, the above implementations/examples are only examples for clearly illustrating the present utility model, rather than limiting the present utility model. For those skilled in the art, other changes or changes in different forms can be made on the basis of the above description. It is not necessary and impossible to exhaustively list all implementation manners/examples here. And the obvious changes or changes derived therefrom are still within the protection scope of the present utility model.

Claims (18)

1. A cleaning device (10) for cleaning the filter screen of an air-conditioning indoor unit, the cleaning device (10) is combined in the air-conditioning indoor unit and can automatically clean the filter screen, characterized in that the The cleaning device (10) includes a flushing member (20), and the flushing member (20) is adapted to spray water to the filter screen so as to clean the filter screen. 2. The cleaning device (10) according to claim 1, characterized in that, the flushing member (20) is configured in the form of a tubular roller and has a channel in the tube (22) and water spray holes arranged on the tube wall (twenty four). 3. The cleaning device (10) according to claim 2, characterized in that the sieve is implemented as an annular member and is arranged to partially surround the flushing member (20), and the flushing member ( 20) It is configured to be able to spray water from the water spray holes (24) to the filter screen through the in-pipe channel (22) when the filter screen is running around the water flushing member (20). 4. The cleaning device (10) according to claim 1, characterized in that the flushing member (20) comprises holes positioned a predetermined distance away from the filter screen and having holes adapted to spray water towards the filter screen mouth of the water supply pipe. 5. The cleaning device (10) according to any one of claims 1 to 4, characterized in that, the cleaning device (10) further comprises a wiping member ( 30). 6. The cleaning device (10) according to claim 5, characterized in that, the wiping member (30) is implemented as a roller brush member with bristles provided on its outer periphery, and the wiping member (30) is arranged to contact the outer surface of the filter. 7. The cleaning device (10) according to any one of claims 1 to 4, characterized in that, the cleaning device (10) further comprises a water removal member (40) adapted to remove residual water on the filter screen ). 8. The cleaning device (10) according to claim 7, characterized in that, the water removal member (40) comprises a water suction roller (42), and the outer peripheral surface of the water suction roller (42) includes water absorbent material and said absorbent roller (42) is arranged to abut against said screen. 9. The cleaning device (10) according to claim 8, characterized in that, the water removal member (40) further comprises a water squeezing roller (44), and the water squeezing roller (44) is arranged to be in contact with The opposite side of the screen squeezes the suction roller (42) to squeeze out the water sucked by the suction roller (42). 10. The cleaning device (10) according to claim 7, characterized in that, the water removal member (40) is implemented as a fan member, and the fan member is suitable for removing the water by blowing water or absorbing water. Residual water on the strainer. 11. The cleaning device (10) according to any one of claims 1 to 4, characterized in that the cleaning device (10) further comprises a driving mechanism (50) adapted to drive the movement of the filter screen. 12. The cleaning device (10) according to claim 11, characterized in that, the drive mechanism (50) comprises a motor, a drive roller (52) driven by the motor, and a drive roller (52) arranged on the drive roller ( 52) at both ends of the drive gear (54), said drive mechanism (50) through the engagement of the teeth of said drive gear (54) with drive holes at both ends of said strainer implemented as a ring member Drive the operation of the filter screen. 13. The cleaning device (10) according to any one of claims 1 to 4, characterized in that, the cleaning device (10) further comprises means for guiding the movement of the filter screen implemented as an annular member Support rollers (60). 14. The cleaning device (10) according to any one of claims 1 to 4, characterized in that, the cleaning device (10) comprises a housing (80) defining a housing space (82), the A flushing member (20) is arranged in the housing space (82) and the sieve, which is embodied as an annular member, is circulated through the housing space (82). 15. The cleaning device (10) according to claim 14, characterized in that, the housing (80) is fixed along the inner wall surface of the panel part of the air conditioner indoor unit, so that the cleaning device (10) is installed to the panel part of the air conditioner indoor unit. 16. The cleaning device (10) according to claim 14, characterized in that, the cleaning device (10) further comprises a drainage member (70) suitable for discharging sewage, and the drainage member (70) includes a A drain hole at the bottom of the housing (80) and a drain conduit (72) connected to the drain hole. 17. The cleaning device (10) according to claim 14, characterized in that, the cleaning device (10) is configured as a flushing member (20) in the form of a tubular roller, a wiper implemented as a roller brush member, The water removal member (30) and the water removal member (40) including the water suction roller (42) are arranged in the housing space (82), so that the filter screen sequentially circulates through the flushing member (20), The wiping member (30) and the water removing member (40) or sequentially cycle through the wiping member (30), the flushing member (20) and the water removing member (40). 18. An air-conditioning indoor unit, the air-conditioning indoor unit includes a filter screen for filtering the incoming air, characterized in that the air-conditioning indoor unit also includes the cleaning device according to any one of claims 1-17. device (10).