CN115523536A - Indoor unit, air conditioner and control method of indoor unit - Google Patents

Abstract

The application relates to an indoor unit, an air conditioner and a control method of the indoor unit, wherein the indoor unit comprises a panel body, an outer layer panel and an inner layer panel, and the panel body is provided with an accommodating cavity and an opening communicated with the accommodating cavity; the outer panel and the inner panel are arranged at the opening in an openable and closable manner, the outer panel is provided with a first end and a second end, the first end is provided with a first groove bent towards the accommodating cavity, the inner panel is provided with a third end and a fourth end, the third end is provided with a second groove bent away from the accommodating cavity, the fourth end of the inner panel extends into the first groove and the second end of the outer panel extends into the second groove in a first state, so that the outer panel and the inner panel are arranged at the front end or the upper end of the opening in a laminated manner; when the outer layer panel and the inner layer panel are in the second state, the outer layer panel and the inner layer panel move relatively and are unfolded so as to cover the opening. The indoor unit can prevent condensation on the outer side of the outer panel, thereby preventing water from being blown out of the air conditioner in the using process and ensuring user experience.

Description

Indoor unit, air conditioner and control method of indoor unit

Technical Field

The application relates to the technical field of air conditioners, in particular to an indoor unit, an air conditioner and a control method of the indoor unit.

Background

The existing air conditioner internal unit panel is mostly a single-layer platy structure part, and under the damp and hot weather, when the temperature difference of the inner side and the outer side of the panel is large, the condensation phenomenon is generated on the outer side of the panel: that is to say when indoor damp and hot vapor contacts the panel of lower temperature, can condense into water droplet gathering landing to panel outside lower limb, assemble gradually and form big water droplet drippage, this kind of bad phenomenon can lead to user's use to experience and feel greatly reduced, can pollute the indoor environment, even when air conditioner air outlet wind speed is too big, the air current can take the drop of water that hangs, has the phenomenon production that water was blown out, causes very poor user experience.

Disclosure of Invention

An object of the application is to provide an indoor set, air conditioner and control method of indoor set, this indoor set can reduce the problem that the panel outside produced the comdenstion water, promotes user's use and experiences.

To this end, in a first aspect, an embodiment of the present application provides an indoor unit, including:

the panel body is provided with an accommodating cavity and an opening communicated with the accommodating cavity; and

the outer layer panel and the inner layer panel are arranged at the opening in an openable and closable manner, the outer layer panel is provided with a first end and a second end which are opposite, the first end is provided with a first groove which is bent towards the accommodating cavity, the inner layer panel is provided with a third end and a fourth end which are opposite, the third end is provided with a second groove which is bent away from the accommodating cavity,

when the outer layer panel and the inner layer panel are overlapped, the fourth end of the inner layer panel extends into the first groove, and the second end of the outer layer panel extends into the second groove, so that the outer layer panel and the inner layer panel are arranged at the front end or the upper end of the opening; and in the second state, the outer layer panel and the inner layer panel relatively move and expand to cover the opening.

In a possible implementation manner, the opening of the panel body is provided with a first sliding chute and a second sliding chute which are arranged at intervals, the side of the outer panel is provided with a first rib which is accommodated in the first sliding chute, and the outer panel is movable relative to the opening through the first rib; and a second rib accommodated in the second sliding groove is arranged on the side part of the inner panel, and the inner panel can move relative to the opening through the second rib.

In a possible implementation manner, a first end of the first rib is provided with a first limiting protrusion, a second limiting protrusion is correspondingly arranged on the first sliding groove, and the first limiting protrusion and the second limiting protrusion are in lap joint fit so that a second end of the outer panel is abutted to the end of the opening.

In a possible implementation manner, a filter screen assembly is arranged at the upper end of the opening, the filter screen assembly comprises a support and a filter screen arranged on the support, and the support is fixedly connected with the panel body.

In a possible implementation manner, the third end of the inner panel is provided with a filter screen cleaning piece for cleaning the filter screen, and the filter screen cleaning piece is connected with the wall part of the second groove.

In one possible implementation, the second end of the outer panel is provided with a panel cleaning member on a side facing the inner panel.

In a possible implementation manner, the inner panel and the outer panel are of arc-shaped structures coaxially arranged, and the diameter of the outer panel is larger than that of the inner panel.

In a possible implementation manner, the panel body further comprises a driving device, and an output end of the driving device is connected with the inner-layer panel to drive the inner-layer panel to rotate along the circumferential direction of the inner-layer panel and be arranged on the panel body.

In a second aspect, an embodiment of the present application provides a method for controlling an indoor unit, where the method is used to control the indoor unit in the first aspect, and includes:

in the working mode, the outer layer panel and the inner layer panel are controlled to be arranged at the front end of the opening of the panel body in a laminated mode;

in a non-working mode, the outer layer panel and the inner layer panel are controlled to move relatively and unfold so as to cover the opening;

under the maintenance mode, control outer panel and interior layer laminated and set up in the open-ended upper end of panel body.

In a third aspect, an embodiment of the present application provides an air conditioner, including:

the indoor unit according to the first aspect; and

and the outdoor unit is connected with the indoor unit through a connecting pipe.

According to the indoor unit, the air conditioner and the control method of the indoor unit, the indoor unit can reduce the temperature difference between the inside and the outside through the inner panel and the outer panel which are arranged at intervals, the problem that condensation is generated on the outside of the outer panel is effectively avoided, the position of the inner panel is limited by the first groove, in addition, condensed water can be collected, and user experience is guaranteed.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following descriptions are some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts. Further, in the drawings, like parts are denoted by like reference numerals, and the drawings are not drawn to actual scale.

Fig. 1 is a schematic axial view of an indoor unit provided in an embodiment of the present application;

fig. 2 is a schematic structural diagram mainly used for embodying an opening in an indoor unit provided by an embodiment of the present application;

fig. 3 shows a schematic structural diagram mainly used for embodying a filter screen in an indoor unit provided by the embodiment of the present application;

fig. 4 shows a schematic structural diagram of a second limiting protrusion mainly used for embodying in an indoor unit provided by an embodiment of the present application;

fig. 5 shows a schematic structural diagram of an outer layer panel in an indoor unit provided in an embodiment of the present application;

fig. 6 shows a side view of an indoor unit inner layer panel provided by an embodiment of the present application;

fig. 7 shows a schematic axial view of an inner panel of an indoor unit provided by an embodiment of the present application;

fig. 8 shows a cross-sectional view (one) of an indoor unit provided in an embodiment of the present application;

fig. 9 shows a sectional view (two) of an indoor unit provided in an embodiment of the present application;

fig. 10 shows a sectional view (three) of an indoor unit provided in an embodiment of the present application.

Description of reference numerals:

1. a panel body; 2. an outer panel; 3. an inner panel; 4. a first groove; 5. an opening; 6. a support; 7. a filter screen; 8. a filter screen cleaning member; 9. a panel cleaning member; 10. a first rib; 11. a first chute; 12. a first limit protrusion; 13. a second limit bulge; 14. a second groove; 15. a water diversion member; 16. a second rib; 17. a second chute; 18. a rack.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application without making creative efforts shall fall within the protection scope of the present application.

As shown in fig. 1-6, the present application provides an indoor unit, including a panel body 1, an outer panel 2, and an inner panel 3, where the panel body 1 has an accommodating cavity and an opening 5 communicated with the accommodating cavity; the outer panel 2 and the inner panel 3 are openably and closably arranged at the opening 5, the outer panel 2 is provided with a first end and a second end which are opposite, the first end is provided with a first groove 4 which is bent towards the accommodating cavity, the inner panel 3 is provided with a third end and a fourth end which are opposite, the third end is provided with a second groove 14 which is bent away from the accommodating cavity, when the outer panel 2 and the inner panel 3 are in a first state, the fourth end of the inner panel 3 extends into the first groove 4, and the second end of the outer panel 2 extends into the second groove 14, so that the outer panel 2 and the inner panel 3 are arranged at the front end or the upper end of the opening 5 in a stacking manner; in the second state, the outer layer panel 2 and the inner layer panel 3 are relatively moved and spread to cover the opening 5.

Through the inner deck plate 3 and the outer panel 2 that the interval set up, can reduce the inside and outside difference in temperature, effectively avoid the outside of outer panel 2 to produce the problem of condensation, first recess 4 limits the position of inner deck plate 3, can also collect the comdenstion water in addition, ensures user experience. The second groove 14 is arranged to enable the outer panel 2 to drive the inner panel 3 to move synchronously in the moving process, which is convenient for operation.

When the inner panel 3 and the outer panel 2 are stacked, the air conditioner can normally perform cooling or heating in the operation process, and the outer panel 2 has the function of preventing condensation due to the arrangement of the inner panel 3. When the inner layer panel 3 and the outer layer panel 2 move relatively and unfold, the inner layer panel 3 and the outer layer panel 2 cover the opening 5, and a dustproof effect can be achieved when the air conditioner does not operate.

Referring to fig. 1 to 9, in particular, a first sliding chute 11 and a second sliding chute 17 are arranged at the opening 5 of the panel body 1 at intervals, a first rib 10 accommodated in the first sliding chute 11 is arranged at a side portion of the outer panel 2, and the outer panel 2 is movable relative to the opening 5 through the first rib 10; the side of the inner panel 3 is provided with a second rib 16 received in the second sliding groove 17, and the inner panel 3 is movable relative to the opening 5 by the second rib 16. The first ribs 10 are embedded in the first sliding grooves 11, and the first sliding grooves 11 ensure the stable movement of the outer panel 2; second rib 16 inlays and locates in second spout 17, ensures the stable removal of inlayer panel 3 through second spout 17.

It should be noted that, in this embodiment, a specific opening manner of the first sliding groove 11 and the first rib 10 is not limited, for example, the first sliding groove 11 may be two notches that are opened toward the opposite side and are used for being embedded and matched with the first rib 10, and similarly, the first sliding groove 11 may also be a notch that is opened toward the external device by the panel body 1, and when the setting manner of the first sliding groove 11 is different, the setting of the first rib 10 may be changed step by step, and this embodiment is not described again. Similarly, the structure of second rib 16 may be the same as or similar to that of first rib 10, and the structure of second runner 17 may be the same as or similar to that of first runner 11, so that the description thereof is omitted.

Referring to fig. 1 to 5, optionally, a first end of the first rib 10 is provided with a first limiting protrusion 12, the first sliding groove 11 is correspondingly provided with a second limiting protrusion 13, and the first limiting protrusion 12 and the second limiting protrusion 13 are in lap joint to enable a second end of the outer panel 2 to abut against an end of the opening 5. When the top end of the outer layer panel 2 is abutted against the top end of the opening 5 of the panel body 1, the first limiting bulge 12 and the second limiting bulge 13 are in lap joint matching, so that the first area can be opened to the maximum extent, and the operation of a technician is facilitated. In addition, the second limiting protrusion 13 can be arranged according to actual requirements.

Referring to fig. 1 to 10, optionally, the width of the first sliding groove 11 in the radial direction of the outer panel 2 is greater than the width of the first rib 10 in the radial direction of the outer panel 2 and the width of the first limiting protrusion 12 in the radial direction of the outer panel 2, so that when the outer panel 2 moves clockwise, when the top end of the first limiting protrusion 12 abuts against the bottom end of the second limiting protrusion 13, the outer panel 2 can move towards the side away from the second limiting protrusion 13 in the radial direction of itself, and then the outer panel 2 moves clockwise, so that the first limiting protrusion 12 can bypass the second limiting protrusion 13, so that the bottom of the first limiting protrusion 12 can overlap on the top of the second limiting protrusion 13, and the reliability of the position of the outer panel 2 is guaranteed.

Optionally, at least one of the first limiting protrusion 12 and the second limiting protrusion 13 is made of an elastic material, so that the first limiting protrusion 12 can conveniently bypass the second limiting protrusion 13, and when the first limiting protrusion 12 is located on the upper side of the second limiting protrusion 13, the outer panel 2 can be prevented from falling off from the second limiting protrusion 13.

Therefore, when after-sales repair is needed, the outer panel 2 can be directly pushed upwards, the inner panel 3 can be synchronously supported under the action of the first groove 4 and slides upwards together, and therefore the panel body 1 can be opened. The first limiting bulge 12 bypasses the second limiting bulge 13 and is overlapped on the second limiting bulge 13 to limit the position of the outer panel 2 when being lifted, so that the positions of the inner panel 3 and the outer panel 2 can be kept, the outer panel 2 is prevented from being controlled to naturally fall down after being lifted, and the observation and the maintenance operation of after-sales personnel are facilitated.

Referring to fig. 1 to 5, optionally, a water diversion member 15 is disposed on one side of the inner panel 3 facing the outer panel 2, the water diversion member 15 extends along the width direction of the inner panel 3 and is communicated with the bottom end of the inner panel 3, so that the condensed water on the water diversion member 15 can be drained into the first groove 4 for centralized collection.

Specifically, the water diversion member 15 is a concave structure arranged on the inner-layer panel 3 facing away from the outer-layer panel 2, so that condensed water can be temporarily stored in the water diversion member 15. Optionally, the cross section of the water diversion member 15 perpendicular to the extending direction of the water diversion member is triangular, so that the surface area of the water diversion member 15 is ensured. Further, the cross-section is right triangle to it is the biggest to ensure diversion 15 surface area, is convenient for form the comdenstion water and collect on diversion 15, can also ensure diversion 15's storage capacity maximize in addition, and likewise, diversion 15's surface can be kept away from outer panel 2 as far as possible, keeps away from outer panel 2 setting with low temperature material, produces the comdenstion water on more effectual avoiding outer panel 2.

Optionally, a plurality of the water diversion members 15 are arranged at intervals in the length direction of the inner panel 3.

Optionally, inner panel 3 orientation outer panel 2 one side still is provided with drainage member, drainage member is same orientation and is the indent setting apart from outer panel 2 one side, just drainage member is in the last incline direction of inner panel 3 extends the setting, and is the same, drainage member communicates two at least drainage member 15 to the comdenstion water that makes on the inner panel 3 can be shunted, can avoid the air conditioner to blow the comdenstion water the possibility on outer panel 2 when the running state simultaneously, further reduces the probability of formation of comdenstion water on outer panel 2.

Referring to fig. 1 to 10, a filter screen 7 assembly is arranged at the upper end of the opening 5, the filter screen 7 assembly includes a bracket 6 and a filter screen 7 arranged on the bracket 6, and the bracket 6 is fixedly connected with the panel body 1; the inner panel 3 is located the filter screen 7 moves towards one side of the outer panel 2, the support 6 is fixedly or detachably arranged on the panel body 1, and the net-shaped structure of the filter screen 7 can effectively prevent dust or particles with large volume from entering the panel body 1, so that the cleanness of the inner space of the panel body 1 is guaranteed, and the operation reliability of the air conditioner is further guaranteed.

In some embodiments, a screen cleaning member 8 for cleaning the filter screen 7 is disposed on the inner panel 3, specifically, the screen cleaning member 8 is disposed at the third end of the inner panel 3, and the screen cleaning member 8 is connected with the wall of the second groove 14. The air conditioner is in the motion process, and the air can enter into panel body 1's inside through filter screen 7 to filter screen 7 can expose in the air for a long time, and it is obvious to lead to filter screen 7 laying dust phenomenon, and inner panel 3 sets up through its self activity, makes the filter screen cleaning member 8 of installing on inner panel 3 can be along with inner panel 3's motion and synchronous motion, and can play clear effect, the operation of being convenient for to the filter screen in the motion process. In particular, the screen cleaning member 8 includes bristles or a tampon or the like.

It should be noted that, in this embodiment, the arrangement position of the filter screen cleaning element 8 is not limited, and optionally, the filter screen cleaning element 8 may be arranged at an end portion of the inner panel 3 along its own moving direction, so as to ensure that the inner panel 3 has the best cleaning effect on the filter screen 7 during the moving process.

In some embodiments, outer panel 2 the second end orientation one side of inner panel 3 is provided with panel cleaning member 9, because inner panel 3 may have the production of comdenstion water towards one side of outer panel 2, and inner panel 3 sets up for outer panel 2 activity, the event is through setting up panel cleaning member 9 between inner panel 3 and outer panel 2, and panel cleaning member 9 is fixed on outer panel 2, make inner panel 3 in the motion process, inner panel 3 can move relative to panel cleaning member 9 simultaneously, make inner panel 3 panel cleaning member 9 can play clear effect to inner panel 3's inside when the activity, in order to clean comdenstion water or dust etc. on inner panel 3, when further having avoided inner panel 3 to shelter from the second region, the comdenstion water on the inner panel 3 condition of flowing out from panel body 1, guarantee user's experience effect. Specifically, the panel cleaning member 9 includes bristles or a sponge.

Referring to fig. 1 to 10, in some embodiments, the inner panel 3 and the outer panel 2 are arc-shaped structures coaxially arranged, and the diameter of the outer panel 2 is larger than that of the inner panel 3, and the inner panel 3 is movably arranged on the panel body 1 along its own circumferential direction. The panel body 1 is internally provided with a driving device, and the output end of the driving device is connected with the inner layer panel 3 so as to drive the inner layer panel 3 to be arranged on the panel body 1 along the circumferential direction of the inner layer panel 3. Illustratively, the driving device may be directly connected with the inner panel 3 to realize the movable movement of the inner panel 3 on the panel body 1; the driving device comprises an electric push rod or an air cylinder, the driving device is hinged on the panel body 1, and the output end of the driving device is connected with the inner-layer panel 3. Similarly, the driving device may further include a driving member and a transmission member, the driving member is in transmission connection with the inner panel 3 through the transmission member to drive the inner panel 3 to reciprocate; alternatively, the drive member comprises an electric motor and the transmission member comprises a pulley or rack and pinion 18 or the like. Illustratively, the driving piece is a motor, the motor is detachably arranged on the panel body 1 through a bolt, a gear is coaxially fixed on an output shaft of the motor, and a rack 18 meshed with the gear is arranged on one side of the inner panel 3, which is back to the outer panel 2, so that the rotation of the gear can drive the rack 18 to move, thereby driving the inner panel 3 to reciprocate.

In order to ensure the reliability of the movement of the inner panel 3, the driving device is provided with two racks 18, specifically, the two racks 18 are respectively arranged at two sides of the inner panel 3 in the axial direction, and the two racks 18 are located between the two second ribs 16.

Referring to fig. 1 to 10, an embodiment of the present application further provides a control method of an indoor unit, for controlling the indoor unit, where the method includes:

in the working mode, the control outer panel 2 and the control inner panel 3 are arranged at the front end of the opening 5 of the panel body 1 in a laminated manner;

in a non-working mode, the outer layer panel 2 and the inner layer panel 3 are controlled to move relatively and unfold so as to cover the opening 5;

in the maintenance mode, the control outer panel 2 and the inner panel 3 are stacked on the upper end of the opening 5 of the panel body 1.

Specifically, when the indoor unit is in an operating state, the inner panel 3 is controlled to move to open the second area until the inner panel 3 moves to the bottom end to be overlapped with the first groove 4, at the moment, the inner panel 3 and the outer panel 2 are arranged in a stacked mode, in the moving process of the inner panel 3, the filter screen cleaning piece 8 can also play a role in cleaning the filter screen 7, and the panel cleaning piece 9 can play a role in cleaning the inner panel 3. Specifically, the gear is controlled by the motor to rotate counterclockwise to drive the rack 18 to move counterclockwise, and the inner panel 3 slides under the driving of the rack 18.

Forming the cavity between inlayer panel 3 and outer panel 2, when the refrigeration operation, the inside cold air in wind channel does not directly contact on same panel with outside damp and hot air, and the cavity can slow down the temperature difference of panel both sides, is difficult for forming the condensation water on the panel, has played the function of preventing the condensation.

Under the non-operating mode, be in under standby or the shutdown state promptly, control inner panel 3 removes to outer panel 2 relatively to make inner panel 3 and outer panel 2 expand in order to cover opening 5 completely relatively, dust in the air can not get into the inside evaporimeter that leads to of air conditioner and block up or influence the air conditioner normal operating, has played dirt-proof function.

When the air conditioner is in operation in the initial state, the inner deck panel 3 and the outer deck panel 2 are both at the front end of the panel body 1. After receiving a shutdown instruction, the motor in the panel body 1 starts to rotate clockwise, and the motor drives the gear to drive the inner panel 3 to slide upwards. Filter screen cleaning member 8 on inlayer panel 3 top at this moment with filter screen 7 surface direct contact, clean filter screen 7 to the motion trail of filter screen cleaning member 8 is unanimous with the surface shape of filter screen 7, and cleaning efficiency is more high-efficient. Until the inner panel 3 slides to the top end, the movement stops, the inner space of the air conditioner is in an almost closed state, dust in the air is prevented from entering the inner part, the evaporator is prevented from being blocked or the normal operation of the air conditioner is prevented from being influenced, and the dustproof function is realized.

In the maintenance mode, the control outer panel 2 and the inner panel 3 are stacked on the upper end of the opening 5 of the panel body 1. Specifically, the technician can directly push the outer panel 2 upward, and the inner panel 3 is synchronously supported and slides upward together under the action of the first groove 4, so that the panel body 1 is opened. The first limiting bulge 12 bypasses the second limiting bulge 13 and is lapped on the second limiting bulge 13 to limit the position of the outer panel 2 when being lifted, and the positions of the inner panel 3 and the outer panel 2 can be kept, so that the outer panel 2 is prevented from being uncontrollably and naturally falling after being lifted.

In some embodiments, the indoor unit further has a cleaning mode, and can independently send an instruction to control the inner panel to reciprocate up and down, and the filter screen cleaning element 8 performs cleaning and dust removal in the process, and the specific control method is as follows: no matter the air conditioner is in the on-state or off-state, if the user needs to clean the filter screen 7, the user can directly send out a cleaning instruction, meanwhile, the motor in the panel body 1 starts to operate to drive the inner panel 3 to slide up and down in a reciprocating manner, the filter screen cleaning piece 8 cleans the filter screen 7 at the same time, and after the cleaning is finished, the inner panel 3 returns to the initial state.

It should be noted that, when the indoor unit is set to the cleaning mode, the specific position of the inner panel 3 does not need to be considered at this time, that is, when the indoor unit is set to the operation mode, and at this time, the inner panel 3 and the outer panel 2 are stacked, the indoor unit is switched to the cleaning mode, and the reciprocating movement of the inner panel 3 is controlled. Similarly, in the standby or shutdown state of the indoor unit, when the inner panel 3 and the outer panel 2 are unfolded to cover the opening 4, the indoor unit may be set in the cleaning mode to control the reciprocation of the inner panel 3.

Referring to fig. 1 to 10, an embodiment of the present application further provides an air conditioner, which includes the indoor unit as described above, and an outdoor unit connected to the indoor unit through a connecting pipe.

It should be noted that references in the specification to "one embodiment," "an example embodiment," "some embodiments," etc., indicate that the embodiment described may include a particular feature, structure, or characteristic, but every embodiment may not necessarily include the particular feature, structure, or characteristic. Moreover, such phrases are not necessarily referring to the same embodiment. Further, when a particular feature, structure, or characteristic is described in connection with an embodiment, it is within the knowledge of one skilled in the art to effect such feature, structure, or characteristic in connection with other embodiments whether or not explicitly described.

It should be readily understood that "over 8230" \8230on "," over 82308230; "over 8230;" and "over 8230; \8230; over" in the present disclosure should be interpreted in the broadest manner such that "over 8230;" over 8230 ";" not only means "directly over something", but also includes the meaning of "over something" with intervening features or layers therebetween, and "over 8230;" over 8230 ";" or "over 8230, and" over "not only includes the meaning of" over "or" over "but also may include the meaning of" over "or" over "with no intervening features or layers therebetween (i.e., directly over something).

Furthermore, spatially relative terms, such as "below," "lower," "above," "upper," and the like, may be used herein for ease of description to describe one element or feature's illustrated relationship to another element or feature. Spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. The device may have other orientations (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly as well.

It is noted that, in this document, relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrases "comprising one of 8230; \8230;" 8230; "does not exclude the presence of additional like elements in a process, method, article, or apparatus that comprises the element.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present application, and not to limit the same; although the present application has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art will understand that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present application.

Claims (10)

1. An indoor unit, comprising:

the panel body (1) is provided with an accommodating cavity and an opening (5) communicated with the accommodating cavity; and

an outer layer panel (2) and an inner layer panel (3) which are arranged at the opening (5) in an openable and closable manner, wherein the outer layer panel (2) is provided with a first end and a second end which are opposite, the first end is provided with a first groove (4) which is bent towards the accommodating cavity, the inner layer panel (3) is provided with a third end and a fourth end which are opposite, the third end is provided with a second groove (14) which is far away from the accommodating cavity,

in a first state, the fourth end of the inner panel (3) extends into the first groove (4), and the second end of the outer panel (2) extends into the second groove (14), so that the outer panel (2) and the inner panel (3) are arranged at the front end or the upper end of the opening (5) in a stacking manner; in the second state, the outer layer panel (2) and the inner layer panel (3) relatively move and unfold to cover the opening (5).

2. The indoor unit of claim 1, wherein the opening (5) of the panel body (1) is provided with a first sliding groove (11) and a second sliding groove (17) which are arranged at intervals, the side of the outer panel (2) is provided with a first rib (10) which is accommodated in the first sliding groove (11), and the outer panel (2) is movable relative to the opening (5) through the first rib (10); the side of the inner panel (3) is provided with a second rib (16) accommodated in the second sliding groove (17), and the inner panel (3) can move relative to the opening (5) through the second rib (16).

3. The indoor unit of claim 2, wherein a first end of the first rib (10) is provided with a first limiting protrusion (12), the first sliding groove (11) is correspondingly provided with a second limiting protrusion (13), and the first limiting protrusion (12) and the second limiting protrusion (13) are in lap joint to enable a second end of the outer panel (2) to abut against an end of the opening (5).

4. The indoor unit of claim 1, wherein a filter screen (7) assembly is arranged at the upper end of the opening (5), the filter screen (7) assembly comprises a bracket (6) and a filter screen (7) arranged on the bracket (6), and the bracket (6) is fixedly connected with the panel body (1).

5. Indoor unit according to claim 4, characterized in that the third end of the inner panel (3) is provided with a screen cleaner (8) for cleaning the screen (7), which screen cleaner (8) is connected to the wall of the second groove (14).

6. Indoor unit according to claim 1, characterized in that the second end of the outer panel (2) is provided with a panel cleaning element (9) on the side facing the inner panel (3).

7. Indoor unit according to any of claims 1-6, characterized in that the inner panel (3) and the outer panel (2) are of a concentric circular arc structure, and the diameter of the outer panel (2) is larger than the diameter of the inner panel (3).

8. The indoor unit of claim 7, further comprising a driving device, wherein an output end of the driving device is connected with the inner panel (3) to drive the inner panel (3) to rotate along the circumferential direction of the inner panel (3) and is arranged on the panel body (1).

9. A control method of an indoor unit according to any one of claims 1 to 8, comprising:

in the working mode, the outer layer panel (2) and the inner layer panel (3) are controlled to be stacked at the front end of the opening (5) of the panel body (1);

in a non-working mode, the outer layer panel (2) and the inner layer panel (3) are controlled to move relatively and unfold so as to cover the opening (5);

in the maintenance mode, the control outer panel (2) and the inner panel (3) are stacked on the upper end of the opening (5) of the panel body (1).

10. An air conditioner, comprising:

the indoor unit according to any one of claims 1 to 8; and

and the outdoor unit is connected with the indoor unit through a connecting pipe.

Images