CN218544592U - Air conditioner indoor unit and air conditioner - Google Patents

Abstract

The utility model provides an indoor unit of air conditioner and air conditioner, indoor unit of air conditioner, include: the shell component is provided with an air outlet; the rolling device comprises a rolling shaft and rolling cloth, the rolling shaft is hinged and fixed on the shell component, and the rolling shaft can drive the rolling cloth to slide upwards or downwards when rotating under the action of the driving device so as to cover or open the air outlet; the air guide door is arranged on the shell component at the air outlet, and the air guide door can change the air outlet direction of the air outlet or the air outlet and the rolling curtain cloth when rotating. The utility model discloses an indoor unit of air conditioner has increased the play area of air conditioner on the one hand, improves the efficiency of air conditioner air-out work, reduces the air conditioner energy consumption, is applicable to the regulation control of the multiple air-out mode of user, and on the other hand also can be very big the whole outward appearance feel of indoor unit of air conditioner of having strengthened, has high-grade cloth's appearance effect, and the use that improves the user is experienced.

Description

Air conditioner indoor unit and air conditioner

technical field

The utility model relates to the technical field of air conditioners, in particular to an air conditioner indoor unit and an air conditioner.

Background technique

The air conditioner changes the indoor ambient temperature by sending air into the room. When the air from the air conditioner blows onto the human body, the human body will feel a strong sense of wind. The human body is exposed to the wind for a long time, and it is more prone to discomfort, especially the elderly, pregnant women, children, etc., which makes the human body more prone to illness, which is not conducive to the health of the human body, resulting in poor comfort.

In order to solve this technical problem in the prior art, microporous air deflectors or other air guide structures are usually used to improve the air outlet direction or mode, but the above improvements are generally realized on the premise of greatly reducing the air outlet efficiency.

In order to improve the windless effect and increase the air outlet area, some air conditioners have added air ducts above the conventional air outlets to guide the air flow to the front panel. At the same time, a large number of micro holes for air outlet have been opened on the front panel, so that Although the air outlet area is enlarged, the large area of holes on the front panel also has a certain impact on the visual effect.

Utility model content

In view of this, the utility model aims to propose an air conditioner indoor unit and an air conditioner to solve the technical problems of the prior art that the air output of the air conditioner indoor unit is relatively small and the air output adjustment is relatively simple. In the flow chamber, a layer of roller blind device is installed outside the front panel of the air conditioner. The lower end of the roller blind device is fixed on the shell assembly at the lower end of the air outlet. The wind mode meets the needs of users, and at the same time improves the air outlet efficiency, and the roller blind set outside the shell assembly greatly improves the overall appearance of the air conditioner.

In order to achieve the above object, the technical solution of the utility model is achieved in that:

An air conditioner indoor unit, comprising:

A housing assembly, an air outlet is formed at the front lower end of the housing assembly, and the air outlet communicates with the air duct inside the housing assembly;

The roller shade device includes a roller shade shaft and a roller shade fabric, the roller shade shaft is hinged and fixed on the housing assembly, one end of the roller shade fabric is wound on the roller shade shaft, and the roller shade The other end of the cloth is provided with a connecting slider, which can slide or be fixed relative to the housing assembly, and when the roller blind shaft rotates under the action of the driving device, it can drive the roller blind to slide upward or downward. Covering or opening the air outlet;

An air guide door, the air guide door is arranged on the housing assembly at the air outlet, and the air guide door can change the air outlet direction of the air outlet or the air outlet and the rolling blind when rotating.

In the indoor unit of the air conditioner disclosed in the utility model, by setting a roller blind device at the air outlet of the indoor unit, the roller curtain cloth on the roller blind device can be covered or separated from the air outlet, so as to realize diversified air outlets from the air outlet and ensure that the indoor unit The wind effect of the air outlet also improves the overall aesthetics of the structure and enhances the user experience.

Further, a sliding guide groove is provided on the housing assembly, the sliding guide groove is arranged at the left and right ends of the air outlet, the upper end of the sliding guide groove is higher than the upper boundary of the air outlet, and the The lower end of the sliding guide groove is lower than the lower boundary of the air outlet, and the connecting slider can slide relatively or be fixed in the sliding guide groove.

This setting is convenient for the roller blind cloth on the roller blind device to close or open the air outlet on the shell assembly. On the one hand, it improves the air outlet direction and air outlet mode. Cover the air outlet with a flexible roller blind cloth, and use the mesh structure of the cloth to achieve a windless effect of the wind, and you can adjust the covering structure of the roller blind cloth by turning the air guide door to meet people's different blowing needs. On the one hand, by replacing the plastic perforated plate in the prior art with the roller blind, it is not only easy to process and manufacture, but also greatly improves the aesthetics of the external structure, thereby improving the overall user experience of the user.

Further, a guide chamber is formed on the front side of the housing assembly, the lower end of the guide chamber communicates with the air duct, the roller shade shaft of the roller blind device is arranged above the guide chamber, and the roll The curtain covers the front side of the guide cavity.

This setting further increases the air outlet area of the indoor unit, and realizes windless air outlet through the exposed roller curtain, which not only ensures the comfort of the air outlet, but also improves the overall appearance of the indoor unit.

Further, the housing assembly includes a base, a middle frame and a front panel, the front panel covers the front side of the middle frame, and the flow guide cavity is formed between the front panel and the front surface of the middle frame In between, several diversion holes are provided on the front panel, the diversion holes communicate with the diversion cavity, and the rolling cloth covers the outer surface of the front panel.

Further, a reel mounting part is provided near the upper end of the middle frame, a receiving groove is provided on the reel mounting part, a limit plate is provided at both ends of the receiving groove, and the two ends of the roller blind shaft are inserted into The limiting plate is hingedly connected, wherein at least one end of the roller shade shaft is connected to a first driving device, and the first driving device is fixed on a side plate of the middle frame.

On the one hand, this setting makes reasonable use of the space structure inside the indoor unit, so that the roller blind can be automatically adjusted under the action of the first driving device, so as to ensure the comfort of the user.

Further, the roller shade shaft is connected to the first driving device through a reduction mechanism and a transmission shaft.

This setting is used to increase the output torque of the first driving device through the provided reduction mechanism, so as to ensure the reliability and smoothness of the first driving device to drive the roller blind to move.

Further, the roller shade shaft is arranged between the front panel and the middle frame, a first rotating shaft and a second rotating shaft are arranged on the front panel, the first rotating shaft is arranged above the second rotating shaft, The roll-up cloth passes through from the position near the upper end of the front panel and is wound around the outside of the first rotating shaft and extends downward. The lower end of the rolling cloth is wound around the inside of the second rotating shaft and extends to the air outlet. The first rotating shaft and the second rotating shaft can be hinged and rotated on the front panel.

This setting makes the roller shade fabric on the outside of the front panel always in a relatively tense state, improves the aesthetics of the overall structure of the front panel, and also avoids stress friction between the roller shade fabric and the front panel, and improves the service life of the roller shade fabric.

Further, the sliding guide groove includes a sliding part and an installation opening, the installation opening communicates with the sliding part, the connecting slider can slide into the sliding part from the installation opening, and the connecting slider is in the Relatively sliding or fixed on the sliding part.

This setting ensures the reliability of the roller blind to block or open the air outlet, and improves the convenience of installation and operation adjustment at the end of the roller blind.

Further, the air deflector includes a rotating shaft part and an air deflecting plate body, and a rubber sleeve is provided on the cantilever end of the air deflecting plate body away from the rotating shaft part.

This setting makes the cantilever end of the wind deflector body in flexible contact with the roller blind, avoiding the wind guide door from scratching the roller blind, and improving its service life.

Compared with the prior art, the air-conditioning indoor unit described in the utility model has the following advantages:

The air-conditioning indoor unit described in the utility model, through the guide cavity provided inside the housing assembly and the adjustable roller curtain cloth provided on the front panel of the air-conditioning housing assembly and the outside of the air outlet, on the one hand increases the output of the air conditioner. area, improve the efficiency of the air outlet of the air conditioner, reduce the energy consumption of the air conditioner, and is suitable for the adjustment and control of various air outlet modes of the user. On the other hand, it can also greatly enhance the overall appearance of the air conditioner indoor unit, with the appearance effect of high-grade fabrics , improve user experience.

Another object of the present utility model is to provide an air conditioner, which includes the air conditioner indoor unit as described above.

The air conditioner has the same advantages as the above-mentioned air conditioner indoor unit over the prior art, and will not be repeated here.

Description of drawings

The accompanying drawings constituting a part of the utility model are used to provide a further understanding of the utility model, and the schematic embodiments of the utility model and their descriptions are used to explain the utility model, and do not constitute improper limitations to the utility model. In the attached picture:

Fig. 1 is a schematic structural view of an air conditioner indoor unit according to an embodiment of the present invention;

Fig. 2 is a schematic structural diagram of the separation of the roller blind device and the housing assembly according to the embodiment of the present invention;

Fig. 3 is a schematic cross-sectional structure diagram of the indoor unit described in the embodiment of the present invention;

Fig. 4 is a schematic structural view of the roller blind driving device provided on the middle frame of the embodiment of the present invention;

Fig. 5 is a schematic structural view of the roller blind device according to the embodiment of the present invention;

Fig. 6 is a schematic diagram of the separation of the roller blind device, the air guide door and the housing assembly according to the embodiment of the present invention;

Fig. 7 is a partially enlarged view of part A in Fig. 6;

Fig. 8 is a structural schematic diagram of the sliding connection between the connecting slider on the roller blind device and the sliding guide groove gear on the middle frame according to the embodiment of the present invention;

Fig. 9 is a structural schematic diagram of a rubber sleeve provided at the cantilever end of the air guide door in an embodiment of the utility model;

Fig. 10 is a structural schematic diagram of the roller blind device in the first air outlet state in the embodiment of the present invention;

Fig. 11 is a structural schematic diagram of the roller blind device in the second air outlet state in the embodiment of the present invention;

Fig. 12 is a structural schematic diagram of the roller blind device in the third air outlet state in the embodiment of the present invention;

Fig. 13 is a structural schematic diagram in which the air guide door is set as two air guide plates in the embodiment of the utility model;

Fig. 14 is a structural schematic diagram of the roller blind device in the fourth air outlet state in the embodiment of the present invention;

Fig. 15 is a structural schematic diagram of the roller blind device in the fifth air outlet state in the embodiment of the present invention;

Fig. 16 is a structural schematic diagram of the roller blind device in the sixth air outlet state in the embodiment of the present invention;

Explanation of reference signs:

100-indoor unit, 200-housing assembly, 201-middle frame, 2011-spool installation part, 2012-accommodating groove, 2013-limiting plate, 2014-transmission shaft, 2015-reduction mechanism, 2016-first driving device , 2017-second driving device, 202-front panel, 203-base, 204-air outlet, 205-air guide door, 205a-first air guide plate, 205b-second air guide plate, 2051-rotation shaft, 2052- Air deflector body, 2053-rubber sleeve, 206-guiding cavity, 207-sliding guide groove, 2071-sliding part, 20711-chute, 20712-baffle, 20713-rack, 2072-installation port, 208-wind Road, 209-direction hole, 300-rolling blind device, 301-rolling shaft, 302-rolling cloth, 303-first rotating shaft, 304-second rotating shaft, 305-connecting slider, 3051-slider, 3052- The third driving device, 3053-sliding gear, 3054-connecting shaft.

Detailed ways

In order to make the technical means, objectives and effects of the utility model easy to understand, the embodiments of the utility model will be described in detail below in conjunction with specific diagrams.

As shown in Figures 1-16, the utility model discloses an air conditioner indoor unit, comprising:

The casing assembly 200, the casing assembly 200 is provided with an air inlet and an air outlet 204, and inside the casing assembly 200 is provided a heat exchange device that introduces air to perform heat exchange and circulates the air to the casing assembly 200 or An external fan device, the fan device is arranged in the air duct 208, the air inlet is generally arranged at the top of the housing assembly 200, and the air outlet 204 is formed at the front lower end of the housing assembly 200, as the present invention For example, the housing assembly 200 includes a base 203, a middle frame 201, and a front panel 202, the heat exchange device and the fan device are arranged between the base 203 and the middle frame 201, and the front panel 202 covers On the front side of the middle frame 201, an end cover is arranged on the left and right sides of the middle frame 201 to cover the left and right ends of the middle frame 201. The base 203, the middle frame 201 and the front panel 202 And the end cover constitutes the housing assembly 200 of the indoor unit 100 .

The roller shade device 300 includes a roller shade shaft 301 and a roller shade cloth 302, the roller shade shaft 301 is hinged and fixed on the housing assembly 200, and one end of the roller shade cloth 302 is wound around the roller shade shaft 301 On the other end of the blind cloth 302, a connecting slider 305 is provided, and the blind shaft 301 can drive the blind cloth 302 to slide upward or downward when rotating and moving under the action of the driving device;

Sliding guide groove 207, the sliding guide groove 207 is arranged on the housing assembly 200 at the left and right ends of the air outlet 204, the upper end of the sliding guide groove 207 is higher than the upper boundary of the air outlet 204, the sliding The lower end of the guide groove 207 is lower than the lower boundary of the air outlet 204, and the connecting slider 305 can slide or be fixed relatively in the sliding guide groove 207;

The air guide door 205, the air guide door 205 is arranged on the housing assembly 200 at the air outlet 204, and the air guide door 205 can change the air outlet 204 or the air outlet 204 and the roller blind when rotating. 302 in the direction of the wind.

The utility model discloses an indoor unit of an air conditioner. By setting a set of roller blind device 300 on the casing assembly 200, the roller blind cloth 302 in the roller blind device 300 can break away from or cover the casing under the action of a driving device. The air outlet 204 on the body assembly 200, and then under the action of the air guide door 205 at the air outlet 204, the air outlet 204 in different directions can realize the windless air outlet mode of the air outlet 204, and the windless air outlet 204 can be realized by setting the rolling curtain cloth 302 To sense the wind, on the one hand, the air outlet direction and the air outlet mode of the air outlet 204 are improved. When windless air outlet is required, the flexible rolling cloth 302 is covered on the air outlet 204, and the mesh of the cloth is used. The structure realizes the windless effect of the wind, and the covering structure of the roller blind 302 can be adjusted by rotating the air guide door 205 to meet people's different blowing needs. The perforated plate is not only easy to process and manufacture, but also greatly improves the aesthetics of the external structure, thereby improving the overall experience of users.

In the indoor unit of the air conditioner disclosed in the utility model, by setting the roller blind device 300 at the air outlet of the indoor unit, the roller blind cloth 302 on the roller blind device 300 can be covered or separated from the air outlet 204, so that the diversified outlets of the air outlet 204 can be realized. The wind ensures the air outlet effect of the air outlet of the indoor unit, and at the same time improves the overall aesthetics of the structure and enhances the user experience.

As a preferred example of the present utility model, a guide cavity 206 is formed on the front side of the housing assembly 200, the lower end of the guide cavity 206 communicates with the air duct 208, and the roll shade shaft 301 of the roll shade device 300 It is arranged above the flow guide cavity 206 , and the roll screen fabric 302 covers the front side of the flow guide cavity 206 .

This setting further increases the air outlet area of the indoor unit, and realizes windless air outlet through the exposed roller curtain, which not only ensures the comfort of the air outlet, but also improves the overall appearance of the indoor unit.

As a preferred example of the present invention, a reel mounting part 2011 is provided near the upper end of the middle frame 201, a receiving groove 2012 is provided on the reel mounting part 2011, and limiters are provided at both ends of the receiving groove 2012. Position plate 2013, the two ends of the roller shade shaft 301 are inserted into the limit plate 2013 and hingedly connected, wherein at least one end of the roller shade shaft 301 is connected to the first driving device 2016, and the first driving device 2016 is fixed on the side panels of the middle frame 201 .

On the one hand, this setting makes reasonable use of the internal space structure of the indoor unit 100, so that the roller blind 302 can be automatically adjusted under the action of the first driving device 2016, ensuring user comfort.

As a preferred example of the present invention, the roller shade shaft 301 and the first driving device 2016 are connected through a reduction mechanism 2015 and a transmission shaft 2014 . As an example of the present utility model, the reduction mechanism 2015 is an existing gear meshing reduction mechanism, the input end of the reduction mechanism 2015 is engaged with the output shaft of the first driving device 2016 for transmission, and the output end of the reduction mechanism 2015 passes through The transmission shaft 2014 drives the shutter shaft 301 to rotate integrally. This setting is used to increase the output torque of the first driving device 2016 through the provided reduction mechanism, so as to ensure the reliability and smoothness of the first driving device 2016 driving the movement of the roller shade.

As a preferred example of the present utility model, the guide cavity 206 is formed between the front panel 202 and the front surface of the middle frame 201, and several guide holes 209 are arranged on the front panel 202, and the guide The flow hole 209 communicates with the flow guide cavity 206 , and the roll fabric 302 covers the outer surface of the front panel 202 .

Preferably, the roller shade shaft 301 is arranged between the front panel 202 and the middle frame 201, a first rotating shaft 303 and a second rotating shaft 304 are arranged on the front panel 202, and the first rotating shaft 303 is arranged on the Above the second rotating shaft 304, the rolling blind cloth 302 passes through the position close to the upper end of the front panel 202 and is wound around the outside of the first rotating shaft 303 and extends downward. The two rotating shafts 304 are connected inside and extend to the air outlet 204 . The first rotating shaft 303 and the second rotating shaft 304 can be hinged and rotated on the front panel 202 .

This setting makes the roller blind 302 on the outside of the front panel 202 always in a relatively tense state, improves the aesthetics of the overall structure of the front panel 202, and also avoids the formation of stress friction between the roller blind 302 and the front panel 202, and improves the quality of the roller blind. cloth life.

As a preferred example of the present utility model, the sliding guide groove 207 includes a sliding part 2071 and an installation opening 2072, the installation opening 2072 communicates with the sliding part 2071, and the connecting slider 305 can slide from the installation opening 2072 Into the sliding part 2071, the connecting slider 305 relatively slides or is fixed on the sliding part 2071. Specifically, the sliding part 2071 includes a chute 20711, one end of the chute 20711 communicates with the installation port 2072, and two baffles 20712 are arranged on the side of the chute 20711 close to the roller blind 302, and An opening is formed between the two baffle plates 20712; the connecting slider 305 includes a sliding plate 3051, one side of the sliding plate 3051 is connected to the roll shade 302 through a connecting shaft 3054, and the connecting shaft 3054 passes through An opening is formed between the two baffle plates 20712, and the sliding plate 3051 protrudes into the sliding groove 20711 for sliding or fixing.

Preferably, the sliding and fixing of the sliding plate 3051 inside the chute 20711 can be driven by a rack-and-pinion structure or a driving structure such as magnetic pull or return spring pull. Specifically, a rack 20713 is provided on the opening surface of the baffle plate 20712 . A sliding gear 3053 is arranged on the outer surface of the connecting shaft 3054, and a third driving device 3052 is arranged on the sliding plate 3051, and the third driving device 3052 can drive the sliding gear 3053 and the rack 20713 on the opening surface of the baffle plate 20712 Engage transmission, and then realize the sliding or fixing of the sliding plate 3051 inside the sliding groove 20711 .

This setting discloses a structure in which the end of the roller shade 302 away from the roller shade shaft 301 is relatively slipped or fixed on the housing assembly 200, which not only ensures the reliability of the roller shade 302 to block or open the air outlet 204 , and the convenience of operation and adjustment of the roller shade 302 is improved.

As a preferred example of the present utility model, two sliding guide grooves 207 are provided, and the two sliding guide grooves 207 are symmetrically arranged on the left and right sides of the air outlet 204, and the connecting slider 305 corresponds to Two connecting sliders 305 are arranged on the roller blind 302, and the two connecting sliders 305 are correspondingly inserted into the inside of the sliding guide groove 207 for relative sliding or fixing. As a preference, a mounting port 2072 is provided at the upper and lower ends of the sliding part 2071 on each sliding guide groove 207, and after the sliding plate 3051 connecting the slider 305 is loaded into the sliding groove 20711 through the mounting port 2072, the The installation port 2072 is blocked (not shown in the figure) to prevent the sliding plate 3051 from being limited when it slides to the end of the chute 20711, and to ensure that the roller blind 302 can slide and adjust at the air outlet 204. The reliability and smoothness of the rolling blind cloth 302 are also convenient for installation and fixing at the sliding end.

As a preferred example of the present utility model, the wind deflector 205 includes a rotating shaft portion 2051 and an air deflecting plate body 2052 , and a rubber sleeve 2053 is provided on the cantilever end of the wind deflecting plate body 2052 away from the rotating shaft portion 2051 . Preferably, the rubber sleeve 2053 can be integrally formed on the cantilever end of the wind deflector body 2052 by bonding or hot-melting, or can be detachably fixed by a detachable structure.

This setting makes the air deflector 205 change the relative structure of the rolling cloth 302 when the air outlet 204 rotates, the cantilever end of the wind deflecting plate body 2052 is in flexible contact with the rolling cloth 302, so as to prevent the air guiding door 205 from scratching the rolling cloth 302 , improve its service life.

As a preferred example of the present invention, the rotating shaft part 2051 is arranged at the position of the lower edge of the air outlet 204 or the upper edge and the lower edge of the air outlet 204 . Correspondingly, when the air guide door 205 is configured as a wind guide plate structure, the rotating shaft part 2051 of the air guide door 205 is arranged at a position close to the lower edge of the air outlet 204, and the air guide door 205 rotates upward to close the Air outlet 204, on the outside of the air guide door 205, a rolling curtain cloth 302 that can slide relative to the sliding guide groove 207 is provided. Under the action of the device 2017, it is turned and opened downwards, and the position of the roller blind 302 relative to the air outlet 204 is changed. The second driving device 2017 is arranged on the side plate of the middle frame 201 . As a preference, two second drive devices 2017 may be provided on the opposite left and right sides of the shaft portion 2051, and the two second drive devices 2017 jointly drive the air guide door 205 to rotate, and the air guide door 205 rotates Schematic diagrams of changing the position of the roller shade 302 relative to the air outlet 204 are shown in FIGS. 10-12 .

Alternatively, the wind deflector 205 includes two wind deflector structures, namely the first wind deflector 205a and the second wind deflector 205b, and the rotating shaft part 2051 of the first wind deflector 205a is arranged on the outlet The air outlet 204 is close to the lower edge, the shaft part 2051 of the second air deflector 205b is arranged at the position close to the upper edge of the air outlet 204, the first air deflector 205a and the second air deflector 205b Under the action of a separate second driving device 2017, the first wind deflector 205a and the second wind deflector 205b can change the rotation of the roller blind 302 relative to the air outlet 204 when they rotate. The schematic diagram of the position is shown in Figures 14-16.

As a preferred example of the present invention, the air deflector body 2052 of the air deflector 205 is provided with several micro-holes.

As a preferred example of the present utility model, a switching device (not shown in the figure) is provided between the guide cavity 206 and the air outlet 204, and the switching device is arranged inside the air duct 208 for use in the air duct 208. The heat-exchanging air is discharged through the air outlet 204 and/or the guide chamber 206. This setting further meets the diversified air outlet requirements of the air conditioner indoor unit.

The utility model also discloses an air conditioner, which includes the air conditioner indoor unit as described in the above embodiment.

Based on the air conditioner indoor unit described in the above embodiments, the utility model also discloses a method for controlling the air conditioner indoor unit, which includes the following steps:

When the wind blows out, the first driving device 2016 is controlled to drive the roller blind shaft 301 to rotate, the upper end of the roller blind cloth 302 is wound onto the roller blind shaft 301, and the lower end of the roller blind cloth 302 slides in the sliding guide groove 207 to open The air outlet 204, the air outlet 204 carries out wind with a high sense of wind;

When it is necessary to have a strong windless wind, the lower end of the rolling curtain cloth 302 is controlled to slide in the sliding guide groove 207, and the rolling curtain cloth 302 covers the air outlet 204, and the air guide door 205 is opened by controlling the second driving device 2017. The position of the air outlet 204, the air outlet 204 passes through the roller blind 302 to discharge air;

When the wind needs to be soft and windless, the second driving device 2017 is controlled to adjust the air guide door 205 to close the air outlet 204, and the air after heat exchange in the air duct 208 is discharged from the guide chamber 206 through the rolling curtain cloth 302 or The air is discharged from the guide cavity 206 through the rolling fabric 302 and from the air outlet 204 through the rolling fabric 302 .

In the example of the present utility model, the strong windless wind refers to the windless wind from the air outlet 204 in the open state; the soft windless wind refers to the windless wind from the closed state of the air outlet 204. Wind: The wind with strong no wind feeling is stronger than the wind with soft and no wind feeling, and the wind with soft and no wind feeling is softer than the wind with strong and no wind feeling.

The control method of the indoor unit of the air conditioner described in the utility model realizes the control of the air outlet of the indoor unit of the air conditioner, which is convenient for users. sex.

The above descriptions are only preferred embodiments of the present utility model, and are not intended to limit the present utility model. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present utility model shall be included in the Within the protection scope of the present utility model.

Claims (10)

1. An indoor unit of an air conditioner, comprising:

the air conditioner comprises a shell assembly (200), wherein an air outlet (204) is formed at the lower end of the front side of the shell assembly (200), and the air outlet (204) is communicated with an air duct (208) in the shell assembly (200);

the rolling curtain device (300) comprises a rolling curtain shaft (301) and a rolling curtain cloth (302), the rolling curtain shaft (301) is hinged and fixed on the shell component (200), one end of the rolling curtain cloth (302) is wound on the rolling curtain shaft (301), a connecting sliding block (305) is arranged at the other end of the rolling curtain cloth (302), the connecting sliding block (305) can slide or be fixed relative to the shell component (200), and the rolling curtain shaft (301) can drive the rolling curtain cloth (302) to slide upwards or downwards when in rotary motion under the action of a driving device to cover or open the air outlet (204);

the air guide door (205) is arranged on the shell component (200) at the air outlet (204), and the air guide door (205) can change the air outlet (204) or the air outlet (204) and the air outlet direction of the rolling curtain cloth (302) when rotating.

2. An indoor unit of an air conditioner according to claim 1, wherein a sliding guide groove (207) is provided in the casing assembly (200), the sliding guide groove (207) is provided at both left and right ends of the air outlet (204), an upper end of the sliding guide groove (207) is higher than an upper edge boundary of the air outlet (204), a lower end of the sliding guide groove (207) is lower than a lower edge boundary of the air outlet (204), and the connection slider (305) is capable of relatively sliding or being fixed in the sliding guide groove (207).

3. The indoor unit of air conditioner as claimed in claim 2, wherein a guide chamber (206) is formed at a front side of the casing assembly (200), a lower end of the guide chamber (206) communicates with an air duct (208), a rolling shutter shaft (301) of the rolling shutter device (300) is disposed above the guide chamber (206), and the rolling shutter cloth (302) covers the front side of the guide chamber (206).

4. The indoor unit of air conditioner as claimed in claim 3, wherein the casing assembly (200) comprises a base (203), a middle frame (201) and a front panel (202), the front panel (202) is covered on the front side of the middle frame (201), the diversion chamber (206) is formed between the front panel (202) and the front surface of the middle frame (201), a plurality of diversion holes (209) are formed on the front panel (202), the diversion holes (209) are communicated with the diversion chamber (206), and the curtain cloth (302) covers the outer surface of the front panel (202).

5. The indoor unit of air conditioner as claimed in claim 4, wherein a reel installation part (2011) is provided at a position of the middle frame (201) close to the upper end, a receiving groove (2012) is provided on the reel installation part (2011), a limiting plate (2013) is provided at both ends of the receiving groove (2012), the limiting plate (2013) is hinged to the both ends of the rolling shaft (301), wherein at least one end of the rolling shaft (301) is connected to a first driving device (2016), and the first driving device (2016) is fixed to a side plate of the middle frame (201).

6. An indoor unit of an air conditioner according to claim 5, wherein the rolling shaft (301) and the first driving means (2016) are connected to each other through a speed reducing mechanism (2015) and a transmission shaft (2014).

7. The indoor unit of air conditioner as claimed in claim 4, wherein the rolling shaft (301) is disposed between the front panel (202) and the middle frame (201), a first rotating shaft (303) and a second rotating shaft (304) are disposed on the front panel (202), the first rotating shaft (303) is disposed above the second rotating shaft (304), the rolling cloth (302) passes through the front panel (202) near the upper end and is wound on the outer side of the first rotating shaft (303) to extend downwards, the lower end of the rolling cloth (302) is wound on the inner side of the second rotating shaft (304) to extend to the air outlet (204), and the first rotating shaft (303) and the second rotating shaft (304) can be hinged and rotated on the front panel (202).

8. The indoor unit of an air conditioner according to any one of claims 2 to 7, wherein the sliding guide (207) includes a sliding part (2071) and an attachment port (2072), the attachment port (2072) communicates with the sliding part (2071), the connection slider (305) is slidable from inside the attachment port (2072) into the sliding part (2071), and the connection slider (305) is relatively slidable or fixed on the sliding part (2071).

9. The indoor unit of air conditioner as claimed in claim 8, wherein the air guide door (205) includes a rotary shaft part (2051) and an air guide plate body (2052), and a rubber sleeve (2053) is provided at a cantilever end of the air guide plate body (2052) away from the rotary shaft part (2051).

10. An air conditioner characterized by comprising the indoor unit of an air conditioner according to any one of claims 1 to 9.

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