CN215909314U

CN215909314U - Filter screen assembly of air conditioner and air conditioner with same

Info

Publication number: CN215909314U
Application number: CN202122009573.9U
Authority: CN
Inventors: 王锡栋; 邓集权; 凌敬; 曹代科; 吴波; 周雪寒; 付裕
Original assignee: GD Midea Air Conditioning Equipment Co Ltd
Current assignee: GD Midea Air Conditioning Equipment Co Ltd
Priority date: 2021-08-24
Filing date: 2021-08-24
Publication date: 2022-02-25
Anticipated expiration: 2031-08-24

Abstract

The utility model discloses a filter screen component of an air conditioner and the air conditioner with the same, the air conditioner comprises a casing and a heat exchanger, the casing is provided with an air inlet, the filter screen component comprises: the first reel is rotatably arranged on the shell; the second scroll is rotatably arranged on the shell, and the first scroll and the second scroll are arranged in parallel and are respectively arranged at two sides of the air inlet; the two ends of the filter screen are respectively connected with the first scroll and the second scroll; the first reel is used for winding the clean part of the filter screen, the second reel is used for winding the used part of the filter screen, and at least part of the filter screen positioned between the first reel and the second reel is opposite to the air outlet. The second reel can be used for reeling the filter screen so as to pull out the clean part reeled by the first reel and replace the used part of the filter screen, so that the air conditioner can use the clean filter screen for a long time, and the frequency of cleaning or replacing the filter screen by a user is reduced.

Description

Filter screen assembly of air conditioner and air conditioner with same

Technical Field

The utility model relates to the technical field of air conditioning equipment, in particular to a filter screen assembly of an air conditioner and the air conditioner with the filter screen assembly.

Background

The air intake department of hanging air conditioner is provided with removable thick effect filter screen that washes usually, and the dismantlement installation procedure of filter screen is usually: the front panel is opened firstly, then the filter screen is drawn out, the filter screen is installed to the original position again after the filter screen is cleaned, and finally the front panel is closed. The filter screen is loaded down with trivial details to the dust that adheres to on the filter screen in the dismouting process can directly scatter on the user, leads to user experience relatively poor.

In the related art, the dust attached to the filter screen is cleaned by arranging a rolling brush and other structures in the air conditioner, so that a user does not need to disassemble and assemble the filter screen. But the dust is easily shaken up from the filter screen by a rolling brush dust cleaning mode and is lifted in the air or directly falls into the heat exchanger or the wind wheel. And if the material of the rolling brush is too hard, the service life of the filter screen can be shortened, and the material of the rolling brush is too soft and cannot play a role in cleaning.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to solving at least one of the problems of the prior art. To this end, an object of the present invention is to provide a filter screen assembly of an air conditioner, which does not require frequent replacement or cleaning.

Another object of the present invention is to provide an air conditioner.

According to the filter screen assembly of the embodiment of the first aspect of the utility model, the air conditioner comprises a machine shell and a heat exchanger, wherein the machine shell is provided with an air inlet, and the heat exchanger and the filter screen assembly are both arranged in the machine shell, and the air conditioner is characterized by comprising: a first spool rotatably mounted to the housing; the second scroll is rotatably arranged on the shell, and the first scroll and the second scroll are arranged in parallel and are respectively arranged at two sides of the air inlet; the two ends of the filter screen are respectively connected with the first scroll and the second scroll; the first reel is used for winding the clean part of the filter screen, the second reel is used for winding the used part of the filter screen, and the filter screen at least partially arranged between the first reel and the second reel and the air outlet are oppositely arranged.

According to the filter screen assembly provided by the embodiment of the utility model, the second reel can roll the filter screen according to the use condition of the filter screen so as to pull out the clean part rolled by the first reel and replace the used part of the filter screen, so that the air conditioner can use the clean filter screen for a long time, the cleaning period of the filter screen is prolonged, and the frequency of cleaning the filter screen by a user is reduced. Wherein, the filter screen that has used is packed up through the mode of coiling to the second spool, and raise dust appears when can avoiding dismantling the filter screen subassembly, avoids dust pollution indoor environment.

According to some embodiments of the utility model, the filter screen assembly further comprises: and the limiting piece is arranged between the filter screen and the heat exchanger and can space the filter screen from the heat exchanger.

According to some embodiments of the present invention, the position-limiting member is a rotating rod, and the rotating rod is rotatably connected to the casing and is in rolling fit with a surface of the filter screen facing the side of the heat exchanger.

According to some embodiments of the utility model, the rotating rod is a plurality of rotating rods, and the plurality of rotating rods are arranged in the casing at intervals.

According to some embodiments of the utility model, the turning bar is arranged in parallel with the first reel and the second reel.

According to some embodiments of the utility model, the filter screen is a flexible filter screen.

According to some embodiments of the utility model, the filter screen assembly further comprises: the first reel fixed part is arranged at the end part of the first reel and connected with the inner wall of the shell, and the first reel can rotate relative to the first reel fixed part.

According to some embodiments of the utility model, the filter screen assembly further comprises: and the driving device is arranged at one end of the second reel and is used for driving the second reel to rotate.

According to some embodiments of the utility model, the filter screen assembly further comprises: and the second reel fixing part is arranged at the other end of the second reel.

According to some embodiments of the utility model, the drive means is a drive motor.

According to some embodiments of the utility model, the filter screen assembly further comprises: and the sensor is used for detecting the transmittance of the filter screen in the area corresponding to the air inlet.

According to the air conditioner of the embodiment of the second aspect of the utility model, the air conditioner comprises the filter screen assembly.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a sectional view of an air conditioner according to an embodiment of the present invention;

fig. 2 is a sectional view of an air conditioner according to still another embodiment of the present invention;

FIG. 3 is a schematic diagram of a filter screen assembly according to an embodiment of the present invention;

FIG. 4 is a schematic structural diagram of a filter screen assembly according to yet another embodiment of the present invention;

FIG. 5 is an exploded view of a filter screen assembly according to an embodiment of the present invention;

FIG. 6 is a schematic view of another configuration of a screen assembly according to an embodiment of the present invention;

fig. 7 is a schematic structural diagram of a driving device according to an embodiment of the utility model.

Reference numerals:

an air conditioner 1000,

A filter screen assembly 100, a casing 200, an air inlet 201, a heat exchanger 300, a wind wheel 400,

A first spool 11, a first spool fixing part 12,

A second reel 21, a second reel fixing part 22,

Filter screen 31, stopper 41, stopper mount 42, drive arrangement 51.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the utility model and are not to be construed as limiting the utility model.

The following disclosure provides many different embodiments, or examples, for implementing different features of the utility model. To simplify the disclosure of the present invention, the components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit the present invention. Furthermore, the present invention may repeat reference numerals and/or letters in the various examples. This repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed.

A filter screen assembly 100 of an air conditioner 1000 according to an embodiment of the present invention will be described with reference to fig. 1 to 7.

The air conditioner 1000 according to the embodiment of the present invention is an air conditioner indoor unit, such as: a hanging type air conditioner, etc.

The filter screen assembly 100 according to the embodiment of the utility model is applied to an air conditioner 1000, the air conditioner 1000 includes a casing 200 and a heat exchanger 300, the casing 200 is provided with an air inlet 201, both the heat exchanger 300 and the filter screen assembly 100 are arranged in the casing 200, and the filter screen assembly 100 is used for filtering air entering the interior of the casing 200 through the air inlet 201, so as to improve the quality of the air entering the casing 200, thereby ensuring the air supply quality of the air conditioner 1000, and preventing pollutants such as dust and the like from attaching to the heat exchanger 300.

As shown in fig. 1 and 2, the air conditioner 1000 is further provided with a wind wheel 400, and the heat exchanger 300 is disposed between the wind wheel 400 and the air inlet 201, so that air entering the cabinet 200 can be guided to the air outlet through the wind wheel 400 after exchanging heat at the heat exchanger 300. The filter screen assembly 100 is disposed between the air inlet 201 and the heat exchanger 300, so that air entering the casing 200 through the air inlet 201 is filtered by the filter screen assembly 100 and then exchanges heat with the heat exchanger 300, and pollutants such as dust in the air are effectively prevented from being attached to the heat exchanger 300.

The filter screen assembly 100 according to an embodiment of the present invention includes: a first reel 11, a second reel 21 and a filter screen 31.

Specifically, the first reel 11 and the second reel 21 are rotatably mounted on the housing 200, the first reel 11 and the second reel 21 are disposed in parallel and are respectively disposed at two sides of the air inlet 201, two ends of the filter screen 31 are respectively connected to the first reel 11 and the second reel 21, at least a portion of the filter screen 31 is disposed between the first reel 11 and the second reel 21 and is opposite to the air inlet 201, and air entering the housing 200 through the air inlet 201 can be filtered through the filter screen 31.

Wherein the first reel 11 is used for winding the clean part of the filter screen 31 and the second reel 21 is used for winding the used part of the filter screen 31. As shown in fig. 1 and 2, the filter screen 31 located between the first reel 11 and the second reel 21 is at least partially disposed opposite to the air outlet.

The first winding shaft 11 is used to wind a clean portion of the filter net 31, and the "clean portion" refers to an unused portion of the filter net 31, i.e., a portion to which contaminants such as dust are not attached, which has a better filtering capability than a portion of the filter net 31 that has been used for a certain period of time. The second reel 21 is used for taking up the used part of the filter screen 31, and the second reel 21 can reel the used part of the filter screen 31, and the "used part" refers to the part between the first reel 11 and the second reel 21, that is, the part of the filter screen 31 which is being used for filtering air.

It can be understood that, after the filter screen 31 is used for a period of time, a certain amount of contaminants such as dust will adhere to the filter screen 31, so as to affect the filtering effect of the filter screen 31, at this time, the part (i.e. the used part) of the filter screen 31 can be reeled up by the second reel 21, the reeled filter screen 31 is wound on the second reel 21, and the second reel 21 has the function of reeling and storing the part. Because the two ends of the filter screen 31 are respectively connected with the first reel 11 and the second reel 21, when the second reel 21 winds the filter screen 31, the cleaning part wound on the first reel 11 is gradually pulled out to replace the part wound by the second reel 21, and at this time, air can be filtered through the clean filter screen 31, and the filtering effect of the filter screen assembly 100 on the air is ensured.

Further, after the cleaning part wound by the first winding shaft 11 is completely released, the user may detach the filter screen assembly 100 from the air conditioner 1000, clean the filter screen 31 and then mount the filter screen assembly to the air conditioner 1000, so as to recycle the filter screen 31, prolong the cleaning period of the filter screen 31, and reduce the frequency of cleaning the filter screen 31 by the user. Meanwhile, the used filter screen 31 is collected by the second reel 21 in a winding mode, so that dust can be prevented from flying when the filter screen assembly 100 is detached, and the indoor environment is prevented from being polluted by the dust.

As shown in fig. 3 and 4, the first winding shaft 11 and the second winding shaft 21 are arranged in parallel, so that the portion of the filter screen 31 between the first winding shaft 11 and the second winding shaft 21 is regular, the furling effect of the second winding shaft 21 on the filter screen 31 is further ensured, and the stability of the process of releasing the filter screen 31 by the first winding shaft 11 can also be ensured.

According to the filter screen assembly 100 of the embodiment of the utility model, the second reel 21 can reel the filter screen 31 according to the use condition of the filter screen 31, so as to pull out the clean part wound by the first reel 11 and replace the used part of the filter screen 31, and thus the air conditioner 1000 can use the clean filter screen 31 for a long time, prolong the cleaning period of the filter screen 31 and reduce the frequency of cleaning the filter screen 31 by a user. The used filter screen 31 is collected by the second reel 21 in a winding mode, so that dust can be prevented from being raised when the filter screen assembly 100 is detached, and the indoor environment is prevented from being polluted by the dust.

As shown in fig. 2, in some embodiments of the present invention, the first reel 11 and the second reel 21 are disposed adjacent to the air inlet 201, so that the filter screen 31 can correspond to the air inlet 201, and the filter screen 31 can ensure that the air entering the housing 200 through the air inlet 201 is filtered well.

Referring to fig. 2, the first winding shaft 11 and the second winding shaft 21 are disposed in parallel and are respectively disposed at both sides of the air inlet 201, the filter screen 31 between the first winding shaft 11 and the second winding shaft 21 extends along a plane, and the filter screen 31 between the first winding shaft 11 and the second winding shaft 21 is opposite to the air inlet 201.

In some embodiments of the present invention, the air conditioner 1000 is a hanging type air conditioner, and referring to fig. 2, when the air inlet 201 is disposed on the top wall of the cabinet 200, the first and

second reels

11 and 21 both extend in a width direction of the air conditioner 1000, and the first and

second reels

11 and 21 are respectively located on both sides of the air inlet 201 in a front-rear direction; when the intake vent 201 is disposed at the top wall of the cabinet 200, the first and

second reels

11 and 21 each extend in the front-rear direction of the air conditioner 1000, and the first and

second reels

11 and 21 are respectively located at both sides of the intake vent 201 in the width direction. The arrangement positions of the first reel 11 and the second reel 21 in the air conditioner 1000 may be set according to the setting position of the intake vent 201.

It can be understood that, referring to fig. 2, in the hanging type air conditioner, when the first and

second reels

11 and 21 are arranged at intervals in the front-rear direction and extend in the width direction, the distance between the first and

second reels

11 and 21 is short, so that the length of the filter net 31 of each reel of the second reel 21 can be shortened.

As shown in fig. 1, in some embodiments of the present invention, the filter screen assembly 100 further includes a stopper 41, the stopper 41 is disposed between the filter screen 31 and the heat exchanger 300, and may space the filter screen 31 from the heat exchanger 300 to prevent the filter screen 31 from directly contacting the heat exchanger 300. The limiting member 41 may limit the filter 31 between the first and

second reels

11 and 21, and prevent the filter 31 between the first and

second reels

11 and 21 from contacting the heat exchanger 300.

Referring to fig. 1, it can be understood that the first reel 11 and the second reel 21 are respectively disposed at two sides of the air inlet 201, the arrangement heights of the first reel 11 and the second reel 21 in the casing 200 are different, and the direction of the filter screen 31 between the first reel 11 and the second reel 21 can be limited by the limiting member 41, so that an arrangement space of the heat exchanger 300 is reserved at a side of the filter screen 31 away from the air outlet, and the filter screen 31 is prevented from directly contacting the heat exchanger 300.

Specifically, referring to fig. 1, the first reel 11 is disposed at a position adjacent to the wind inlet 201, and the second reel 21 is disposed at a position relatively distant from the wind inlet 201 and below the first reel 11 in the height direction. If the stopper 41 is not provided, the filter screen 31 between the first roller 11 and the second roller 21 will contact the heat exchanger 300, thereby affecting the filtering effect of the filter screen 31. Carry out spacingly through locating part 41 to filter screen 31 in this application, can arrange filter screen 31 and heat exchanger 300 interval, prevent to produce between filter screen 31 and the heat exchanger 300 and interfere.

In a further embodiment of the present invention, the position-limiting member 41 is a rotating rod, the rotating rod is rotatably connected to the housing 200, and the rotating rod is in rolling engagement with the surface of the filter screen 31 facing the heat exchanger 300, so that the reliability of the engagement between the rotating rod and the filter screen 31 can be improved. When the filter screen 31 is reeled by the second reel 21, the filter screen 31 is in rolling fit with the rotating rod, so that the resistance between the limiting member 41 and the filter screen 31 can be reduced, and the filter screen 31 is prevented from being damaged due to overlarge friction force between the filter screen 31 and the rotating rod.

As shown in fig. 1, in some embodiments of the present invention, there are a plurality of rotating rods, the plurality of rotating rods are disposed at intervals in the casing 200, and the plurality of rotating rods can limit the direction of the filter screen 31, so that the direction of the filter screen 31 between the first reel 11 and the second reel 21 can be gradually adjusted through the plurality of rotating rods, the problem that the filter screen 31 cannot be pulled out due to an excessively large direction changing angle is prevented, and the reliability of the rolling fit between the rotating rods and the filter screen 31 is improved.

Wherein the rotary rod may be further configured as a round rod, i.e., the cross-section of the rotary rod is configured as a circle, so that the friction between the rotary rod and the filter screen 31 may be reduced.

In a further embodiment of the present invention, the rotation bar is disposed in parallel with the first reel 11 and the second reel 21, so that the stability of the rolling engagement of the filter net 31 with the rotation bar can be improved.

As shown in fig. 5, the rotating rod is abutted and matched with the surface of the filter screen 31 in a rolling manner, when the second reel 21 rolls up the filter screen 31, the filter screen 31 can drive the rotating rod to rotate under the action of friction force, and because the second reel 21 and the rotating rod are arranged in parallel, the rolling effect of the second reel 21 on the filter screen 31 can be ensured, so that the rolled filter screen 31 can be uniformly wound on the second reel 21.

Further, when the second reel 21 takes up the filter screen 31, the first reel 11 also rotates with the second reel 21, and the rotation directions of the first reel 11 and the second reel 21 are the same or opposite. That is, when the second reel 21 performs the winding action, the first reel 11 follows, and the rotation direction of the first reel 11 is related to the winding manner of the filter screen 31 by the first reel 11 and the second reel 21.

Referring to fig. 1, when the second reel 21 takes up the filter screen 31, the second reel 21 rotates counterclockwise, and the first reel 11 rotates clockwise under the pulling force of the filter screen 31, and at this time, the rotation directions of the first reel 11 and the second reel 21 are opposite; referring to fig. 2 and 4, when the second reel 21 takes up the filter screen 31, the second reel 21 rotates clockwise, and the first reel 11 also rotates clockwise under the pulling force of the filter screen 31, and the rotation directions of the first reel 11 and the second reel 21 are the same.

It can be seen that the rotation directions of the first reel 11 and the second reel 21 are related to the winding manner of the filter screen 31 by the first reel 11 and the second reel 21. When the first scroll 11 and the second scroll 21 are disposed on the same side of the filter screen 31, as shown in fig. 2, when both the first scroll 11 and the second scroll 21 are disposed on the surface of the filter screen 31 on the side adjacent to the heat exchanger 300, the rotation directions of the first scroll 11 and the second scroll 21 are the same; as shown in fig. 1, when the first and

second reels

11 and 21 are disposed at both sides of the filter screen 31, respectively, the rotation directions of the first and

second reels

11 and 21 are opposite.

Similarly, since the first roller 11 and the rotating rod move in a driven manner, the rotating direction of the rotating rod is related to the setting position of the filter screen 31, and as shown in fig. 4, when the rotating rod and the second roller 21 are both arranged on the same side surface of the filter screen 31, the rotating direction of the rotating rod is the same as that of the second roller 21.

Referring to fig. 4, the rotating rod has a certain supporting function on the filter screen 31, and the filter screen 31 between the rotating rod and the first reel 11, between the rotating rod and the rotating rod, and between the rotating rod and the second reel 21 can be tightened by the retracting action of the second reel 21 on the filter screen 31.

In a further embodiment of the utility model, the turning rod may also be arranged on a surface of the filter screen 31 facing away from the heat exchanger 300, and in rolling engagement with the filter screen 31. The arrangement position of the rotary rod in the cabinet 200 may be designed according to the arrangement position of the first and

second reels

11 and 21 with respect to the heat exchanger 300 and the shape of the heat exchanger 300, so as to design the filter screen 31 into a shape extending along an arbitrary folding line, thereby improving the adaptability of the filter screen assembly 100, and the arrangement position of the rotary rod is not specifically limited herein.

In some embodiments of the present invention, the filter screen assembly 100 further includes a limiting member mounting base 42, the limiting member mounting base 42 is disposed at two ends of the rotating rod and connected to the inner wall surface of the casing 200, and the rotating rod can rotate relative to the limiting member mounting base 42.

In some embodiments of the present invention, the filter screen 31 is a flexible filter screen, and the flexible filter screen has good deformability, so that the first reel 11 and the second reel 21 can wind the filter screen 31, and the filter screen 31 is prevented from being damaged during the winding process. Meanwhile, the flexible filter screen can also reduce the cleaning difficulty.

Further, the filter screen 31 may be made of air-permeable gauze, air-permeable paper, air-permeable fiber, or the like. It will be appreciated that the filter screen 31 may be a disposable consumable product, or may be a washable and reusable product, depending on the material used.

When the filter screen 31 is removed, the first reel 11 and the second reel 21 can be removed at the same time, thereby facilitating the user to replace the filter screen 31. It can be understood that, when the filter screen 31 is a disposable consumable, the first reel 11, the second reel 21 and the filter screen 31 together form the product, and the user can replace the filter screen 31 only by assembling the first reel 11 and the second reel 21, and the replacement mode is simple and efficient. When the filter screen 31 is a washable and reusable product, the user may wind the washed filter screen 31 around the first reel 11 and assemble the first reel 11 and the second reel 21 to the air conditioner 1000 again.

As shown in fig. 4 and 5, in some embodiments of the present invention, the filter screen assembly 100 further includes a first spool fixing part 12, the first spool fixing part 12 is disposed at an end of the first spool 11, and the first spool fixing part 12 is connected to an inner wall of the cabinet 200, and the first spool 11 is rotatable with respect to the first spool fixing part 12.

Specifically, first spool fixing part 12 is used for fixing first spool 11 to casing 200, and first spool 11 rotationally links to each other with first spool fixing part 12 in addition, and first spool fixing part 12 is two, and two first spool fixing parts 12 are arranged respectively at the both ends of first spool 11 to can promote the stability of first spool 11 rotation process.

In a further embodiment of the present invention, the first reel fixing part 12 includes: fixing base and connecting axle, the connecting axle sets up on the fixing base, and first reel 11 is provided with the shaft hole. When the first reel 11 is connected and matched with the first fixing portion, the connecting shaft is inserted into the shaft hole, and the extending direction of the connecting shaft is the same as the axial direction of the first reel 11. Wherein, the cross section structure in shaft hole is circular, and correspondingly, the cross section structure of connecting axle is circular also, and the size and shaft hole looks adaptation to guarantee the stability of first spool 11 rotation in-process.

In some embodiments of the present invention, the filter screen assembly 100 further includes a driving device 51, and the driving device 51 is disposed at one end of the second winding shaft 21 and is used for driving the second winding shaft 21 to rotate, so as to implement the furling action of the second winding shaft 21 on the filter screen 31.

As shown in fig. 4 and 5, the driving means 51 is provided at the end of the second reel 21, so that the driving means 51 can be prevented from interfering with the filter screen 31. The driving device 51 is a driving motor connected to the second reel 21 by a driving shaft inserted into the second reel 21 in the axial direction of the second reel 21 to drive the second reel 21 to rotate about the central axis of the driving shaft.

In other embodiments of the present invention, the driving motor transmits a driving force to the second reel 21 through a gear assembly to drive the second reel 21 to rotate.

In some embodiments of the present invention, the filter screen assembly 100 further includes a second reel fixing part 22, the second reel fixing part 22 is disposed at the other end of the second reel 21, and the second reel fixing part 22 is fixedly connected to the cabinet 200 to mount the second reel 21 to the cabinet 200 through the second reel fixing part 22. The second reel 21 can rotate relative to the second reel fixing portion 22, and the second reel fixing portion 22 and the first reel fixing portion 12 have the same structure.

According to the air conditioner 1000 of the embodiment of the present invention, the air conditioner 1000 includes the above-mentioned filter screen assembly 100, the filter screen assembly 100 is provided with the first reel 11 and the second reel 21, the used filter screen 31 can be reeled by driving the second reel 21 to rotate, and the clean part of the filter screen 31 wound on the first reel 11 is pulled out, so that the used part of the filter screen 31 is replaced by the clean part of the filter screen 31, and the filter screen 31 corresponding to the air inlet 201 is kept in a clean state for a long time. Because first spool 11 can convolute clean filter screen 31 to replace it when the filter screen 31 that corresponds the department with the air outlet needs to be changed, the user need not frequently to change or unpick and wash filter screen 31, promotes user and uses experience.

Further, the second reel 21 furls the used filter screen 31 in a winding mode, so that a large amount of dust can be prevented from being raised into the air in the dismounting process, and secondary pollution caused by the filter screen 31 in the dismounting process can be effectively prevented.

In some embodiments of the present invention, the filter screen assembly 100 further includes a sensor, which is configured to detect a transmittance of the filter screen 31 at a position corresponding to the air outlet, so as to determine a cleanliness of the filter screen 31, and further determine whether the second reel 21 is required to reel the filter screen 31, and replace the filter screen 31 being used with a clean filter screen 31.

In a further embodiment of the present invention, the sensor is a photosensitive sensor, which can detect the degree of light transmission of the filter screen 31. When the filter screen 31 is used for a certain period of time, contaminants such as dust adhere to the filter screen 31, and the transmittance of the filter screen 31 is reduced, which indicates that the filter screen 31 becomes dirty. When the light transmittance of the filter screen 31 is reduced to the preset value, it is described that the filter screen 31 corresponding to the air inlet 201 needs to be replaced, at this time, the filter screen 31 can be reeled by the second reel 21, and the reeling length of the filter screen 31 by the second reel 21 can be designed according to the length of the corresponding position of the filter screen 31 and the air outlet.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the utility model and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the utility model.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

While embodiments of the utility model have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the utility model, the scope of which is defined by the claims and their equivalents.

Claims

1. The utility model provides a filter screen subassembly of air conditioner, air conditioner includes casing and heat exchanger, the casing is equipped with the air intake, the heat exchanger with the filter screen subassembly all sets up in the casing, its characterized in that includes:

a first spool rotatably mounted to the housing;

the second scroll is rotatably arranged on the shell, and the first scroll and the second scroll are arranged in parallel and are respectively arranged at two sides of the air inlet;

the two ends of the filter screen are respectively connected with the first scroll and the second scroll;

the first reel is used for winding the clean part of the filter screen, the second reel is used for winding the used part of the filter screen, and the filter screen at least partially arranged between the first reel and the second reel and the air outlet are oppositely arranged.

2. The filter screen assembly of an air conditioner according to claim 1, further comprising: and the limiting piece is arranged between the filter screen and the heat exchanger and can space the filter screen from the heat exchanger.

3. The filter screen assembly of an air conditioner according to claim 2, wherein the stopper is a rotating rod rotatably connected to the casing and in rolling engagement with a surface of the filter screen facing the heat exchanger.

4. The filter screen assembly of an air conditioner according to claim 3, wherein the rotation bar is plural, and the plural rotation bars are spaced apart from each other in the cabinet.

5. The filter screen assembly of an air conditioner according to claim 3, wherein the rotation lever is disposed in parallel with the first winding shaft and the second winding shaft.

6. The filter screen assembly of an air conditioner according to claim 1, wherein the filter screen is a flexible filter screen.

7. The filter screen assembly of an air conditioner according to claim 1, further comprising: the first reel fixed part is arranged at the end part of the first reel and connected with the inner wall of the shell, and the first reel can rotate relative to the first reel fixed part.

8. The filter screen assembly of an air conditioner according to claim 1, further comprising: and the driving device is arranged at one end of the second reel and is used for driving the second reel to rotate.

9. The filter screen assembly of an air conditioner according to claim 8, further comprising: and the second reel fixing part is arranged at the other end of the second reel.

10. The filter screen assembly of an air conditioner according to claim 8, wherein the driving means is a driving motor.

11. The filter screen assembly of an air conditioner according to claim 1, further comprising: and the sensor is used for detecting the transmittance of the filter screen in the area corresponding to the air inlet.

12. An air conditioner characterized by comprising the filter screen assembly according to any one of claims 1 to 11.