CN114508794A

CN114508794A - Air conditioner indoor unit and air conditioner

Info

Publication number: CN114508794A
Application number: CN202011289554.XA
Authority: CN
Inventors: 张强; 毛先友
Original assignee: Midea Group Co Ltd; GD Midea Air Conditioning Equipment Co Ltd
Current assignee: Midea Group Co Ltd; GD Midea Air Conditioning Equipment Co Ltd
Priority date: 2020-11-17
Filing date: 2020-11-17
Publication date: 2022-05-17

Abstract

The invention discloses an air conditioner indoor unit and an air conditioner, wherein the air conditioner indoor unit comprises a host machine and a sub machine; the main machine comprises an indoor heat exchange module, a flow guide air channel and a fresh air port are formed in the main machine, and the fresh air port is communicated with the flow guide air channel and outdoors; the submachine can be detachably installed in the host computer, and break away from the host computer at the submachine, the submachine can work independently, the submachine is equipped with the air intake, the air outlet, the submachine wind channel of intercommunication air intake and air outlet, be equipped with the fan subassembly in the submachine wind channel, connect in the host computer at the submachine, the air outlet communicates with the water conservancy diversion wind channel, the fan subassembly is used for driving outdoor air current to flow into the water conservancy diversion wind channel by the fresh air inlet, blow off by the air intake after flowing through the submachine wind channel through the air outlet, and be used for driving indoor air current to enter the submachine wind channel by the air intake, blow off by the fresh air inlet after flowing through the water conservancy diversion wind channel through the air outlet. The air conditioner indoor unit can supply air in a whole room, and has fewer parts of the main machine and higher space utilization rate while the whole air conditioner has a fresh air mode and an air exhaust mode.

Description

Air conditioner indoor unit and air conditioner

Technical Field

The invention relates to the technical field of air conditioning, in particular to an air conditioner indoor unit and an air conditioner.

Background

The air conditioner product function in the existing market is diversified, for example, the air conditioner product integrating heat exchange, purification, humidification and the like is provided, however, the air conditioner integrating multiple functions is large in occupied space, relatively fixed in position, inconvenient to move and incapable of flexibly supplying air.

In the related art, the fresh air device is arranged on the indoor unit of the air conditioner, so that outdoor air is introduced into a room, continuous and fresh air is provided for a closed indoor space, the oxygen content of the indoor air is increased, and air conditioner diseases are avoided. However, the air refreshing device occupies the internal space of the indoor unit of the air conditioner, so that the whole machine is large in size and low in space utilization rate.

The above is only for the purpose of assisting understanding of the technical solutions of the present invention, and does not represent an admission that the above is the prior art.

Disclosure of Invention

The present invention is directed to an indoor unit of an air conditioner, which solves one or more of the problems set forth above.

In order to achieve the purpose, the air conditioner indoor unit provided by the invention comprises a host machine and a sub machine;

the main machine comprises an indoor heat exchange module, a guide air channel and a fresh air port are formed in the main machine, and the fresh air port is communicated with the guide air channel and outdoors;

the submachine can be detachably installed in the host computer, and the submachine is in when breaking away from the host computer, the submachine can work independently, the submachine is equipped with air intake, air outlet, intercommunication the submachine wind channel of air intake and air outlet, be equipped with fan subassembly in the submachine wind channel the submachine install in when the host computer, the air outlet with water conservancy diversion wind channel intercommunication, fan subassembly is used for driving outdoor air current by the new wind gap flows in the water conservancy diversion wind channel, through the air outlet flows through behind the submachine wind channel by the air intake blows off to indoor to and be used for driving indoor air current by the air intake gets into the submachine wind channel, through the air outlet flows through behind the water conservancy diversion wind channel by the new wind gap that blows off.

In one embodiment, the fan assembly comprises a first axial wind wheel and a second axial wind wheel, the air supply directions of the first axial wind wheel and the second axial wind wheel are the same, the air supply directions of the first axial wind wheel and the second axial wind wheel are opposite, and the first axial wind wheel and the second axial wind wheel can rotate clockwise or anticlockwise.

In an embodiment, the main unit further includes an air inlet communicated with the guide air duct, and the air-conditioning indoor unit further includes a sealing structure, and when the sub unit is mounted on the main unit, the sealing structure is configured to be in sealing butt joint with the air inlet and the air outlet.

In one embodiment, the air outlet is arranged at the upper end of the sub-machine, and the air passing opening is positioned above the sub-machine.

In one embodiment, the sealing structure is mounted on the main frame in a vertically movable manner so as to have a first position accommodated in the diversion air duct and a second position in sealing butt joint with the air inlet and the air outlet.

In an embodiment, the indoor unit of the air conditioner further includes a driving device connected to the sealing structure, and the driving device is mounted to the main unit to drive the sealing structure to switch between the first position and the second position.

In an embodiment, the sealing structure includes a lifting cylinder and a sealing ring, the sealing ring is connected to a lower end of the lifting cylinder, and the driving device is connected to the lifting cylinder to drive the lifting cylinder to switch the first position and the second position from the air inlet.

In one embodiment, the main machine extends in the up-down direction, an accommodating cavity is further formed in the main machine, and the sub machine is detachably mounted in the accommodating cavity.

In an embodiment, the guide air duct includes a first air duct and a second air duct that are communicated with each other, the first air duct extends along a horizontal direction and is located above the accommodating cavity, and the second air duct extends along a vertical direction.

In an embodiment, the number of the fresh air inlets is at least two, and the at least two fresh air inlets are arranged at intervals in the extending direction of the second air duct.

In an embodiment, the main unit further has an indoor air outlet, and the fan assembly is further configured to drive an indoor airflow to enter the sub-unit air duct from the air inlet and to be blown out to the indoor through the indoor air outlet.

In one embodiment, one or more of a heating module, a humidifying module and a purifying module are arranged in the guide air duct.

In one embodiment, one or more of a humidifying module, a dehumidifying module, a heating module, a purifying module, a perfuming module and an allergen-removing module are arranged in the submachine air duct.

In an embodiment, the sub-machine comprises a sub-machine body, a control device and a moving device, the sub-machine body is internally provided with the sub-machine air duct, the moving device is installed at the bottom of the sub-machine body, and the control device is used for controlling the moving device to drive the sub-machine body to move.

The invention also provides an air conditioner, which comprises an air conditioner outdoor unit and an air conditioner indoor unit, wherein the air conditioner indoor unit comprises a host machine and a sub machine;

The air conditioner indoor unit enables the sub machine to be detachably arranged on the main machine, and enables the sub machine to be capable of working independently from the main machine. When guaranteeing whole indoor quick heat transfer, the submachine can break away from the host computer and realize whole room removal air supply etc. then the air supply demand of a certain region or whole region in the room is adjusted in a flexible way to accessible submachine to make whole air conditioning indoor set flexibility ratio high, can satisfy user's different air supply demands. And the sub-machine can carry out relay air supply on the heat exchange airflow blown out by the main machine, thereby achieving remote and multi-directional air supply. Meanwhile, the air conditioner indoor unit can supply air in multiple directions, a long distance and a whole room, and meanwhile, the sub unit is arranged on the main unit, so that the multi-unit storage integration is realized, the room space is saved, and the space utilization rate is improved.

In addition, only set up one on the host computer with outdoor water conservancy diversion wind channel through the fresh air inlet intercommunication, and the fan subassembly through the submachine wind channel that utilizes the submachine and the submachine realizes the new trend mode of whole air conditioning indoor set and the switching of the mode of airing exhaust, compare in the mode of installing new trend device isotructure on the host computer in the tradition, when making air conditioning indoor set can draw new trend and arrange indoor foul wind, do not have the new trend fan to occupy the inner space of air conditioning indoor set, make the spare part of host computer still less, the cost is reduced, and whole volume is littleer, space utilization is higher. Meanwhile, the fan assembly can drive outdoor air flow to flow into the diversion air duct through the fresh air inlet and flow through the air outlet, then the outdoor air flow is blown out from the air inlet, indoor air flow is driven to flow into the air duct of the sub machine through the air inlet and flow through the diversion air duct and then blown out from the fresh air outlet, namely, the switching of the air exhaust mode and the fresh air mode of the whole indoor unit of the air conditioner is realized only through the matching of the fresh air inlet, the diversion air duct, the air duct of the sub machine and the fan assembly.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

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

fig. 2 is a schematic structural view of the air conditioning indoor unit in fig. 1 in another state, wherein the sub unit is installed in the accommodating cavity;

fig. 3 is a schematic structural view of the air-conditioning indoor unit in fig. 1 in another state, wherein the sub unit is detached from the main unit;

fig. 4 is a partial structural schematic view of the air conditioning indoor unit of fig. 2;

fig. 5 is an exploded view of the air conditioning indoor unit of fig. 4;

FIG. 6 is an angled cross-sectional structural view of the indoor air conditioning unit of FIG. 4, wherein the sealing structure is in a first position;

FIG. 7 is an enlarged view of a portion of FIG. 6 at A;

fig. 8 is a schematic structural view of the air conditioning indoor unit of fig. 6, wherein the sealing structure is in a second position;

FIG. 9 is an enlarged view of a portion of FIG. 8 at B;

FIG. 10 is a schematic cross-sectional view of the indoor unit of the air conditioner of FIG. 4 at another angle, wherein the indoor unit of the air conditioner is in a fresh air mode;

fig. 11 is a schematic cross-sectional view of the air conditioning indoor unit of fig. 4 at another angle, wherein the air conditioning indoor unit is in a discharge mode.

The reference numbers illustrate:

reference numerals	Name (R)	Reference numerals	Name (R)	Reference numerals	Name (R)
						100	Main unit	200	Sub machine	250	Sub-machine body
110	Diversion air duct	210	Air inlet	260	Mobile device
						111	First air duct	220	Air outlet	300	Sealing structure
112	Second air duct	230	Sub machineAir duct	310	Lifting cylinder
						120	Fresh air port	240	Fan assembly	320	Sealing ring
130	Air vent	241	First axial flow wind wheel	400	Drive device
						140	Containing cavity	242	Second axial flow wind wheel

The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.

Detailed Description

It should be noted that if the description of "first", "second", etc. is provided in the embodiment of the present invention, the description of "first", "second", etc. is only for descriptive purposes and is not to be construed as indicating or implying relative importance or implicitly indicating the number of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" appearing throughout is to include three juxtapositions, exemplified by "A and/or B" including either scheme A, or scheme B, or a scheme in which both A and B are satisfied.

The invention provides an indoor unit of an air conditioner, which can be specifically a wall-mounted indoor unit of the air conditioner, a floor type indoor unit of the air conditioner and the like, and the indoor unit of the air conditioner is taken as the floor type indoor unit of the air conditioner for illustration.

In an embodiment of the present invention, as shown in fig. 1 to 6, 10, and 11, the air conditioning indoor unit includes a main unit 100 and a sub unit 200. The main unit 100 includes an indoor heat exchange module, the main unit 100 is formed with a guide air duct 110 and a fresh air inlet 120, and the fresh air inlet 120 is communicated with the guide air duct 110 and outdoors. The sub-unit 200 is detachably mounted to the main unit 100, and the sub-unit 200 can independently operate when the sub-unit 200 is separated from the main unit 100. The sub-machine 200 is provided with an air inlet 210, an air outlet 220, and a sub-machine air duct 230 communicating the air inlet 210 and the air outlet 220. The secondary air duct 230 is internally provided with a fan assembly 240, when the secondary machine 200 is installed in the main machine 100, the air outlet 220 is communicated with the diversion air duct 110, the fan assembly 240 is used for driving outdoor air flow to flow into the diversion air duct 110 through the fresh air inlet 120, flow through the secondary air duct 230 through the air outlet 220 and then be blown out through the air inlet 210, and driving indoor air flow to flow into the secondary air duct 230 through the air inlet 210 and flow through the diversion air duct 110 through the air outlet 220 and then be blown out through the fresh air inlet 120.

In the present embodiment, the overall shapes of the master unit 100 and the slave unit 200 may be cylindrical, elliptic cylindrical, square cylindrical, or other shapes, and the shapes of the master unit 100 and the slave unit 200 may be the same or different. The selection and design can be specifically carried out according to the actual use requirements, and the method is not limited herein. The main unit 100 extends in the vertical direction as a whole, and the main unit 100 and the sub unit 200 may be arranged in the vertical direction with a constant cross section or a variable cross section. A heat exchange air duct is provided in the main unit 100, and the indoor heat exchange module is installed in the heat exchange air duct and is used for exchanging heat for air flowing through the heat exchange air duct to realize cooling or heating. The indoor heat exchange module can only have a refrigerating function and can also have a refrigerating function and a heating function. It can be understood that the main unit 100 further includes a heat exchange air inlet and a heat exchange air outlet communicated with the heat exchange air duct. The indoor heat exchange module comprises a heat exchanger and a heat exchange fan, the heat exchange fan drives airflow to enter the heat exchange air channel from the heat exchange air inlet and blow out from the heat exchange air outlet after heat exchange of the heat exchanger, and therefore indoor refrigeration or heating is achieved. Other specific structures of the air-conditioning indoor unit can refer to the prior art, and are not described herein again.

The sub-unit 200 is detachably mounted on the main unit 100, and the sub-unit 200 can be connected inside the main unit 100, for example, the accommodating cavity 140 is provided inside the main unit 100, so that the sub-unit 200 is mounted in the accommodating cavity 140, and at this time, the accommodating cavity 140 can be located at the upper part, the middle part or the lower part of the main unit 100. The sub-unit 200 can also be connected to the outside of the main unit 100, such as the bottom, top, peripheral side, etc. of the main unit 100. The connection between the sub-machine 200 and the main machine 100 may be a structural connection, for example, a connection through a clamping connection, a magnetic connection, an insertion connection, or the like, or a connection between the sub-machine 200 and the main machine 100 may be a connection of a channel only, for example, the sub-machine air duct 230 of the sub-machine 200 is communicated with an air duct in the main machine 100, such as a fresh air duct, a heat exchange air duct, or the like of the main machine 100. It can be understood that the sub-machine 200 can be detached from the main machine 100 by the user's manual detachment, and the control device can control the sub-machine 200 to be actively detached from the main machine 100 without the user's manual operation. When the sub-unit 200 is separated from the main unit 100, the sub-unit 200 can be moved in a circulating manner indoors and can work independently, so that the requirement of the whole indoor air treatment is met, and the air supply of the whole space is uniform. The user can move the sub-machine 200 to an indoor required position or independently move the sub-machine 200 to a certain position, such as a multi-user concentrated area, through manual movement, so that fixed-point air supply in a certain area can be met, long-distance, fixed-point and directional air supply is realized, and the air treatment effect is improved. Compared with the method for moving the whole floor type air conditioner indoor unit, the sub-unit 200 can be moved more flexibly and conveniently, so that different use requirements of users can be met. And the sub-machine 200 can carry out relay air supply on the airflow blown out from the heat exchange air outlet 220 of the main machine 100, so that the air supply distance is longer and the air supply range is wider.

It can be understood that the air inlet 210 of the sub-unit 200 is communicated with the indoor, when the sub-unit 200 is installed in the accommodating cavity 140 of the main unit 100, the accommodating cavity 140 has an opening, or a through hole is formed in the housing of the main unit 100, so that indoor air flow can enter the sub-unit air duct 230 of the sub-unit 200 from the air inlet 210. When the submachine 200 is installed in the main unit 100, the air outlet 220 is communicated with the guide air duct 110, and the guide air duct 110 has an air passing opening 130, so that the air outlet 220 can be in sealed butt joint with the air passing opening 130 of the guide air duct 110, or the air outlet 220 and the air passing opening 130 of the guide air duct 110 are arranged in a gap manner, so that the air outlet 220 is arranged towards the air passing opening 130 of the guide air duct 110, and thus all or most of the air flow blown out from the air outlet 220 can flow into the guide air duct 110, or most or all of the air flow blown out from the air passing opening 130 can be introduced into the submachine air duct 230.

The fan assembly 240 may specifically include a fan, and the switching between the air exhaust mode and the fresh air mode is realized by switching between forward rotation and reverse rotation of the fan, or the switching between the air exhaust mode and the fresh air mode is realized by switching between the positions of the fans or by setting an air exhaust switching mechanism to switch the wind direction inside the air duct 230 of the sub-machine. The fan assembly 240 may specifically include two fans, the sub-machine air duct 230 may be divided into a fresh air duct and an exhaust air duct, and the two fans are respectively disposed in the sub-machine air duct 230 and the exhaust air duct, so that the air supply directions of the two fans are opposite to each other, and the switching between the exhaust mode and the fresh air mode may be implemented.

The air conditioner indoor unit of the invention enables the sub machine 200 to be detachably arranged on the main machine 100, and enables the sub machine 200 to be separated from the main machine 100 to work independently. When guaranteeing whole indoor quick heat transfer, the submachine 200 can break away from the host computer 100 and realize whole room removal air supply etc. then the air supply demand of a certain region or whole region in the room is adjusted in a flexible way to accessible submachine 200 to make whole air conditioning indoor set flexibility ratio high, can satisfy user's different air supply demands. And the sub-machine 200 can carry out relay air supply on the heat exchange airflow blown out by the main machine 100, thereby achieving remote and multi-directional air supply. Meanwhile, the air conditioner indoor unit can supply air in multiple directions, a long distance and a whole room, and meanwhile, the sub-unit 200 is arranged on the main unit 100, so that the multi-unit storage integration is realized, the room space is saved, and the space utilization rate is improved.

In addition, only set up one on host computer 100 with outdoor through the water conservancy diversion wind channel 110 of fresh air opening 120 intercommunication, and the new trend mode and the mode of airing exhaust of whole air conditioning indoor set are realized through the submachine wind channel 230 that utilizes submachine 200 and fan subassembly 240 of submachine 200, compare in the mode of installing new trend device isotructure on host computer 100 of tradition, when making air conditioning indoor set can draw new trend and arrange indoor foul wind, no new trend fan occupies the inner space of air conditioning indoor set, make the spare part of host computer 100 still less, and the cost is reduced, and whole volume is littleer, space utilization is higher. Meanwhile, the fan assembly 240 can drive outdoor airflow to flow into the diversion air duct 110 through the fresh air inlet 120, flow through the sub-machine air duct 230 through the air outlet 220 and then be blown out through the air inlet 210, and drive indoor airflow to enter the sub-machine air duct 230 through the air inlet 210 and flow through the diversion air duct 110 through the air outlet 220 and then be blown out through the fresh air inlet 120, that is, only through the cooperation of the fresh air inlet 120, the diversion air duct 110, the sub-machine air duct 230 and the fan assembly 240, the switching between the air exhaust mode and the fresh air mode of the whole air conditioner indoor machine is realized.

In an embodiment, referring to fig. 6, 8 and 11, the fan assembly 240 includes a first axial wind rotor 241 and a second axial wind rotor 242, the first axial wind rotor 241 and the second axial wind rotor 242 wind in the same direction and rotate in opposite directions, and the first axial wind rotor 241 and the second axial wind rotor 242 may rotate clockwise or counterclockwise.

In this embodiment, the fan assembly 240 includes a first axial wind wheel 241 and a second axial wind wheel 242, and the first axial wind wheel 241 and the second axial wind wheel 242 wind in the same direction and rotate in opposite directions, so that the fan is a counter-rotating fan. That is, the rotation directions of the first axial flow wind wheel 241 and the second axial flow wind wheel 242 are opposite, and the rotation directions of the blades of the first axial flow wind wheel 241 and the blades of the second axial flow wind wheel 242 on the hub are also opposite, so that the air supply directions of the two are the same. Further, the first axial wind wheel 241 is coaxially disposed with the second axial wind wheel 242. The fan assembly 240 further includes two motors, and the two motors are mounted to a counter shaft and respectively provide power for the first axial wind wheel 241 and the second axial wind wheel 242. Through making fan subassembly 240 adopt the counter-rotating fan, then can promote the amount of wind of parasite aircraft 200, and because first axial wind wheel 241 and second axial wind wheel 242 coaxial arrangement, compact structure, axial dimension is little, makes the volume of parasite aircraft 200 littleer. And the first axial flow wind wheel 241 and the second axial flow wind wheel 242 can rotate clockwise or counterclockwise, that is, the counter-rotating fan is a bidirectional reversible counter-rotating fan. When the first axial flow wind wheel 241 rotates clockwise, the second axial flow wind wheel 242 rotates counterclockwise, so that the air supply directions of the first axial flow wind wheel 241 and the second axial flow wind wheel 242 supply air towards one side, the whole air-conditioning indoor unit is in one of a fresh air mode and an air exhaust mode, and when the first axial flow wind wheel 241 rotates counterclockwise, the second axial flow wind wheel 242 rotates clockwise, so that the air supply directions of the first axial flow wind wheel 241 and the second axial flow wind wheel supply air towards the other side, and the whole air-conditioning indoor unit is in the other of the fresh air mode and the air exhaust mode.

Through making fan subassembly 240 include first axial flow wind wheel 241 and second axial flow wind wheel 242, and make first axial flow wind wheel 241 and second axial flow wind wheel 242 constitute to the whirlwind wheel, then only need install this in submachine wind channel 230 to the whirlwind wheel, through switching to the whirl of whirlwind wheel, alright realize switching the new trend mode and the mode of airing exhaust of whole air conditioning indoor set, moreover, the steam generator is simple in structure, easy control, compare in fan subassembly 240 adopts other fans, additionally set up the passageway, realize the switching of new trend mode and the mode of airing exhaust through wind direction auto-change device etc., need not to increase extra switching structure, and only need set up an air intake 210, the switching of new trend mode and mode of airing exhaust can be realized to an air outlet 220 and a new wind gap 120, structural design is more simple and reliable.

Further, as shown in fig. 5 to 11, the main unit 100 is further provided with an air inlet 130 communicated with the guide air duct 110, the indoor unit of the air conditioner further includes a sealing structure 300, and when the sub unit 200 is installed on the main unit 100, the sealing structure 300 is used for sealing and butting the air inlet 130 and the air outlet 220.

In this embodiment, the shape and size of the air passing opening 130 and the shape and size of the air outlet 220 may be the same or different. Of course, in order to facilitate the connection between the air inlet 130 and the air outlet 220, optionally, the shape and the size of the air inlet 130 are made to be consistent with those of the air outlet 220. The shape of the air outlet 220 may be circular, oval, rectangular, etc., and in order to make the sealing effect of the sealing structure 300 better, optionally, the shapes of the air outlet 220 and the air passing opening 130 are circular. The sealing structure 300 may be attached to the master unit 100, the slave unit 200, or both the master unit 100 and the slave unit 200 may be provided with the sealing structure 300. The sealing structure 300 may include a rubber ring, a sealing cylinder, etc. The sealing structure 300 may be fixedly installed on the main unit 100 and/or the main unit 100, or may be movably installed on the main unit 100 and/or the sub unit 200. The sealing structure 300 should have a size greater than or equal to the air outlet 220 and the air inlet 130 so as to be able to completely and hermetically interface the air outlet 220 and the air inlet 130. The sealing structure 300 is used for sealing and butting the air passing opening 130 and the air outlet 220, that is, the sealing structure 300 is arranged around the periphery or the edge of the air passing opening 130 and the air outlet 220, so that the air flow blown out from the air outlet 220 can be completely blown into the air passing opening 130, or the air flow blown out from the air outlet 130 can be completely blown into the air outlet 220. Through the sealing structure 300 sealing and butting the air passing opening 130 and the air outlet 220 when the sub-unit 200 is installed on the main unit 100, the air passing opening 130 and the air outlet 220 can be in sealing and butting, the air flow of the air passing opening 130 or the air flow of the air outlet 220 is prevented from flowing out from the gap between the air passing opening 130 and the air outlet 220, the air volume loss is reduced, and the air volume of the indoor unit of the air conditioner in a fresh air mode and an air exhaust mode is further improved.

In an embodiment, referring to fig. 1 to 6, the air outlet 220 is disposed at an upper end of the sub-machine 200, and the air inlet 130 is located above the sub-machine 200. The air outlet 220 is arranged at the upper end of the sub-machine 200, so that the air passing opening 130 is located above the sub-machine 200, that is, the flow guide channel is at least partially located above the sub-machine 200. Thus, when the sub-machine 200 is installed on the main machine 100, the air outlet 220 above the sub-machine 200 is directly butted with the air passing opening 130, so that the fan assembly 240 can supply air upwards or exhaust air downwards, the space of the sub-machine 200 and the main machine 100 in the upper and lower directions can be fully utilized, and the layout of the main machine 100 and the sub-machine 200 is more reasonable. The air inlet 210 of the sub-unit 200 may be specifically formed on the peripheral sidewall of the sub-unit 200. In other embodiments, the air outlet 220 may be formed on the peripheral side wall of the sub-unit 200.

Further, as shown in fig. 5 to 9, the sealing structure 300 is movably installed on the main body 100 up and down to have a first position accommodated in the guide air duct 110 and a second position in sealing and abutting joint with the air inlet 130 and the air outlet 220.

In the present embodiment, the sealing structure 300 may be driven to move up and down by providing the elevating mechanism. It can be understood that, in order to facilitate the installation and detachment of the sub-machine 200 from the main machine 100, when the sub-machine 200 is installed on the main machine 100, a certain gap is formed between the top wall of the sub-machine 200 and the wall surface of the main machine 100 provided with the air vent 130, so as to prevent the occurrence of movement interference. The main unit 100 is installed in a manner that the sealing structure 300 can move up and down, so that the sealing structure 300 has a first position accommodated in the guide air duct 110, after the sub-unit 200 is separated from the main unit 100 or when the sub-unit 200 needs to be separated from the main unit 100, the sealing structure 300 can be lifted into the guide air duct 110, on one hand, the sub-unit 200 can be conveniently reset in the main unit 100 or the sub-unit 200 can be separated from the main unit 100, on the other hand, the sealing structure 300 is hidden in the guide air duct 110, after the sub-unit 200 is separated from the main unit 100, the appearance of the main unit 100 is more attractive, meanwhile, the space in the guide air duct 110 is fully utilized, and the whole structure is more compact. When the sub-machine 200 is installed on the main machine 100 and the fresh air mode and the air exhaust mode need to be started, the sealing structure 300 is only required to be lowered to the second position, and the air passing opening 130 and the air outlet 220 can be in sealing butt joint so as to improve the air volume in the fresh air mode and the air exhaust mode.

Specifically, referring to fig. 5 to 9, the indoor unit of an air conditioner further includes a driving device 400 connected to the sealing structure 300, and the driving device 400 is installed on the main unit 100 to drive the sealing structure 300 to switch between the first position and the second position.

In this embodiment, the driving device 400 may specifically include a driving motor and a rack-and-pinion structure, the driving motor is fixedly connected to a gear, the gear and the rack structure are engaged with each other, the driving motor is installed in the host 100, and the rack structure is fixedly connected to the sealing structure 300, so as to realize the up-and-down movement of the rack structure driven by the driving motor, and further drive the sealing structure 300 to switch between the first position and the second position, which is simple in structure and easy to implement. In other embodiments, the driving motor and the gear structure may be fixed to the sealing structure 300, and the rack structure may be mounted to the main body 100, and the sealing structure 300 may be switched between the first position and the second position. The driving device 400 drives the sealing structure 300 to switch between the first position and the second position, so that the control of the whole air conditioner indoor unit is more intelligent. Of course, the first and second positions of the sealing structure 300 may also be switched manually.

On the basis of the above-mentioned embodiment that the indoor unit of an air conditioner further includes the driving device 400 connected to the sealing structure 300, further, referring to fig. 5 to 9 again, the sealing structure 300 includes the lifting cylinder 310 and the sealing ring 320, the sealing ring 320 is connected to the lower end of the lifting cylinder 310, and the driving device 400 is connected to the lifting cylinder 310 to drive the lifting cylinder 310 to switch the first position and the second position from the air inlet 130.

In this embodiment, the sealing ring 320 may be a rubber ring, and the lifting cylinder 310 may be a hard material, such as a hard plastic or a metal. The sealing ring 320 may be bonded to the lower end of the elevating cylinder 310, or may be fixed to the lower end of the elevating cylinder 310 by fitting or engaging. It can be understood that the sealing structure 300 is only contacted with the sub-machine 200 through the sealing ring 320, thereby avoiding the outer surface of the sub-machine 200 from being scratched by the lifting cylinder 310. Through making seal structure 300 be a lift section of thick bamboo 310 and add the integrated configuration of sealing washer 320, compare in the structure that seal structure 300 is all a lift section of thick bamboo 310, sealed effect is better, and can reduce the scraping damage to the parasite aircraft 200 casing, and compare in that seal structure 300 is all sealing washer 320, prevent that seal structure 300 is whole to be out of shape seriously to influence sealed effect, and then guarantee whole seal structure 300's sealed effect.

In an embodiment, as shown in fig. 1 to 5, the main unit 100 extends in an up-down direction, the main unit 100 further includes an accommodating cavity 140, and the sub-unit 200 is detachably mounted in the accommodating cavity 140.

In this embodiment, the accommodating cavity 140 may be located at an upper portion, a middle portion, or a lower portion of the main unit 100, and the accommodating cavity 140 may be located below or above the heat exchange air duct, and of course, under a certain specific model, the accommodating cavity 140 and the heat exchange air duct may also be arranged in parallel in a horizontal direction. Generally, the shape of the receiving cavity 140 is adapted to the shape of the sub-unit 200, i.e. in the non-operating state, the sub-unit 200 is fully received in the receiving cavity 140. Of course, a part of the sub-unit 200 may be located in the accommodating cavity 140, and a part of the sub-unit may be located outside the accommodating cavity 140, that is, a part of the sub-unit may be exposed to the main unit 100. The receiving cavity 140 may be formed by partially hollowing out the main body 100. The receiving cavity 140 may also be formed by enclosing a supporting arm on the main unit 100, and the guiding duct 110 is located above the sub-unit 200. Through setting up the submachine 200 at least part in the chamber 140 that holds of host computer 100, compare in the whole with the host computer 100 concatenation of submachine 200, it is whole uniformity after both connect to be easier to keep to promote user's use experience.

The sub-unit 200 is detachably installed in the accommodating chamber 140, so that the sub-unit 200 can be directly placed in the accommodating chamber 140 and separated from the accommodating chamber 140 by rolling, sliding and the like. The sub-machine 200 can also be installed in the accommodating cavity 140 in a limiting manner through a limiting structure, for example, connected in the accommodating cavity 140 through a snap connection, a magnetic connection, and the like. The sub-unit 200 can be installed in the receiving cavity 140 and removed from the receiving cavity 140 in various ways, which are not listed here. The user can manually move the sub-unit 200 out of the accommodating cavity 140, so that the sub-unit 200 is separated from the main unit 100. The sub-machine 200 can also be controlled to move out of the main machine 100, at this time, the accommodating cavity 140 needs to be arranged at the bottom of the main machine 100, so that the sub-machine 200 can move out of the accommodating cavity 140.

It will be appreciated that the receiving cavity 140 has an opening through which the sub-machine 200 enters and exits the receiving cavity 140. When the air-conditioning indoor unit needs to start the air-exhausting mode, the indoor airflow can flow into the air inlet 210 of the sub-unit 200 through the opening of the accommodating cavity 140 and be blown into the guide air duct 110 through the air outlet 220, and when the air-conditioning indoor unit needs to start the fresh air mode, the outdoor airflow flowing into the sub-unit air duct 230 through the fresh air inlet 120 can be blown to the opening of the accommodating cavity 140 through the air inlet 210 of the sub-unit 200 to enter the room. The opening of the accommodating cavity 140 can be provided with a switch door, and the switch door can be opened when the air-conditioning indoor unit needs to be opened in an air exhaust mode and a fresh air mode. A gas flow port corresponding to the inlet 210 of the sub-unit 200 may be provided in the housing to allow a gas flow to flow into the room.

In an embodiment, referring to fig. 10 and 11, the air guide duct 110 includes a first air duct 111 and a second air duct 112 that are communicated with each other, the first air duct 111 extends along a horizontal direction and is located above the accommodating cavity 140, and the second air duct 112 extends along a vertical direction.

In this embodiment, the diversion air duct 110 includes the first air duct 111 extending along the horizontal direction and the second air duct 112 extending along the vertical direction, so that the size and space of the host 100 in the height and width directions can be fully utilized, and the structure of the host 100 is more compact while meeting the diversion. It is understood that the guide duct 110 may be defined in the housing of the main unit 100, or an air duct housing may be additionally provided to be mounted to the housing of the main unit 100 to define the guide duct 110 in the air duct housing. To facilitate the processing of the air duct, optionally, the main body 100 includes an air duct shell and a housing, the housing defines the accommodating cavity 140 therein, the air duct shell is mounted on the housing, and the air duct shell and the housing together define the air guide duct 110. Specifically, the air duct shell includes an enclosure and an enclosure frame connected to each other, the enclosure frame defines the first air duct 111 therein, and the enclosure is installed in the accommodating cavity 140 and defines the second air duct 112 together with the casing.

Further, as shown in fig. 10 and 11, at least two fresh air openings 120 are provided, and at least two fresh air openings 120 are spaced in the extending direction of the second air duct 112. Specifically, there are two fresh air openings 120, and both of the two fresh air openings 120 communicate with the second air duct 112. By arranging the two fresh air ports 120 at intervals in the extending direction of the second air duct 112, the air flow rate in the fresh air mode and the air exhaust mode can be increased, and the air exchange efficiency and the air exchange effect in the fresh air mode and the air exhaust mode can be further improved.

In an embodiment, the main unit 100 further has an indoor air outlet, and the fan assembly 240 is further configured to drive an indoor airflow to enter the sub-unit air duct 230 from the air inlet 210 and blow out the indoor airflow to the room through the indoor air outlet. By providing the indoor air outlet on the main unit 100, the fan assembly 240 can drive the indoor airflow to enter the sub-unit air duct 230 from the air inlet 210, and after being processed by the air processing module in the sub-unit air duct 230, the indoor airflow is blown out from the air outlet 220 and blown out to the indoor through the indoor air outlet. So for the indoor set of air conditioner still has indoor wind circulation mode, and then increases the operational mode of indoor set of air conditioner, promotes user experience.

Specifically, referring to fig. 10 and 11, one or more of a heating module, a humidifying module and a purifying module are disposed in the air guide duct 110. The heating module can be specifically an electric heating device, the humidifying module can be specifically a wet membrane module, and the purifying module can specifically comprise a HEPA filter screen and the like. Through set up heating module in water conservancy diversion wind channel 110, then can heat the new trend that gets into in the water conservancy diversion wind channel 110, and then introduce the new trend when avoiding outdoor temperature lower and cause the influence to indoor temperature. Through set up the humidification module in water conservancy diversion wind channel 110, then can carry out the humidification to fresh air current, and then satisfy fresh air's demand when indoor air is dry. Through set up purification module in water conservancy diversion wind channel 110, then can flow into indoor again after filtering the new trend in the water conservancy diversion wind channel 110, and then guarantee that the user is healthy.

In one embodiment, as shown in fig. 6, 8, 10 and 11, one or more of a humidifying module, a dehumidifying module, a heating module, a purifying module, a perfuming module and an allergen-removing module are disposed in the sub-machine air duct 230. The humidifying module can be a wet membrane module, the heating module can be an electric heating module, and the purifying module can comprise a plasma module, an anion module, a sterilization module, an electrostatic dust collection module and a filter screen module, such as a HEPA filter screen. The allergen removing module specifically comprises a dust removing module, a mite removing module and the like. The user can choose to set different air processing modules in the sub-machine air duct 230 according to the use requirement. When the air conditioner indoor unit starts the fresh air module and the air exhaust mode, the air processing module in the sub-machine air duct 230 can be used for processing air, so that more use requirements of users are met.

In an embodiment, referring to fig. 2, fig. 3, fig. 5, fig. 6, fig. 8, fig. 10 and fig. 11, the sub-machine 200 includes a sub-machine body 250, a control device and a moving device 260, the sub-machine body 250 is provided with the sub-machine air duct 230 therein, the moving device 260 is installed at the bottom of the sub-machine body 250, and the control device is configured to control the moving device 260 to drive the sub-machine body 250 to move.

In this embodiment, the moving device 260 may be installed at the bottom of the sub-machine body 250, or may be connected to a side wall or a top of the sub-machine body 250, the support arm extends toward the bottom of the sub-machine body 250, and the moving device 260 is installed at a bottom end of the support arm, so as to drive the sub-machine body 250 to move. The moving device 260 may specifically be a driving wheel with a universal wheel, a roller with a turntable, etc., and the moving device 260 can drive the sub-machine 200 to move and turn, thereby realizing multi-directional movement in the whole room. The control device may be specifically installed on the sub-machine body 250 or in the sub-machine body 250, and the user may send a signal to the control device in a wireless transmission mode, an infrared remote control mode, or the like, so as to control the movement of the mobile device 260. A program may be written in the control main board, so that the sub-machine 200 moves autonomously. It can be understood that the sub-machine 200 can be controlled to move in real time by remote control of a remote controller, remote control of a mobile phone APP, or the like, or the moving position, time, moving path, and the like of the sub-machine 200 are preset. The obstacle avoidance sensors such as the infrared sensor and the ultrasonic sensor can be arranged on the sub-machine 200, so that the sub-machine 200 can autonomously avoid obstacles, turn to move, and control the sub-machine 200 to have multiple action modes, and therefore the sub-machine 200 is equivalent to an air conditioning robot, the moving direction can be adjusted according to the feedback of the indoor environment, the walking route can be autonomously planned, and the sub-machine 200 can be ensured to avoid obstacles and walk flexibly. The temperature, humidity or pollutant sensor can be arranged, so that the sub-machine 200 can detect the environmental state of a certain area in the moving process, and the sub-machine can independently judge whether the sub-machine leaves or stays for continuous air supply. Of course, a visual sensor may be further disposed on the sub-machine 200, the indoor panoramic image is shot through the movement of the sub-machine 200 and uploaded to the cloud system, and then the user may observe the movement of the sub-machine 200 through a mobile phone, a tablet, a computer, and other intelligent devices at any time. Of course, the control device may be used to control the slave unit 200 to be detached from the master unit 100.

In one embodiment, the control device includes a controller and a sensor for receiving a roadblock signal, and the controller is configured to plan a walking route according to the roadblock signal of the sensor and control the mobile device 260 to drive the sub-machine 200 to move.

In particular, the sensor includes at least one of a laser sensor, a radar sensor, an infrared sensor, an ultrasonic sensor, an acoustic sensor, and a visual sensor. Specifically, the laser radar can be arranged at the top of the sub machine 200, the ultrasonic sensor is arranged at the bottom of the sub machine body 250, so that the detection range of the laser radar is wider, the detection precision of the ultrasonic sensor is higher, and the detection effect of the whole sub machine 200 is better and the precision is higher. After the sub-unit 200 is detached from the receiving cavity 140. The sensor scans and detects the environment where the sub-machine 200 is located, so that the local part of the whole room can be known, and the walking route can be planned autonomously. In the moving process of the sub-machine 200, the sensor senses obstacles (such as furniture, steps, carpets and other objects which obstruct the sub-machine 200 from moving) at a certain distance, and the sub-machine 200 can perform operations of retreating, steering and the like after sensing the obstacles, so that the sub-machine can autonomously avoid the obstacles, effectively avoid collision and plan a walking route in real time according to the room conditions. Thus, the sub-machine 200 can be ensured to autonomously plan a walking route according to a complex indoor environment, and the walking mode is adjusted according to the feedback of the indoor environment, so that the sub-machine 200 can flexibly walk indoors.

Specifically, a temperature, humidity, or pollutant sensor may be provided in the sub-unit body 250, so that the sub-unit 200 can detect an environmental state in a certain area during movement, and can autonomously determine whether to leave or stay for continuous air supply. If the temperature of the area where many people gather is higher, dust in a certain area is more, and the humidity is higher or lower, the sub-machine 200 stays and continuously supplies air, and the processing function of the air processing module is selected according to the feedback condition to correspondingly process air, and when the air parameters meet the requirements, the sub-machine can leave to another area. Therefore, fixed-point air supply in a certain area can be met, long-distance, fixed-point and directional air supply is realized, and the air treatment effect is improved. Of course, a visual sensor may be further disposed on the sub-machine 200, the indoor panoramic image is shot through the movement of the sub-machine 200 and uploaded to the cloud system, and then the user may observe the movement of the sub-machine 200 through a mobile phone, a tablet, a computer, and other intelligent devices at any time. Compared with the prior art that the whole floor type air conditioner indoor unit is moved, the sub machine 200 can move independently, and the walking route is planned independently according to the environment, so that the sub machine 200 can move more flexibly and conveniently, different use requirements of users can be met, the intelligent degree is high, and the operation is simple and convenient.

The present invention further provides an air conditioner, which includes an air conditioner outdoor unit and an air conditioner indoor unit that are communicated with each other through a refrigerant pipe, and the specific structure of the air conditioner indoor unit refers to the above embodiments.

The above description is only an alternative embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

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

the main machine comprises an indoor heat exchange module, a flow guide air channel and a fresh air port are formed in the main machine, and the fresh air port is communicated with the flow guide air channel and outdoors; and

the sub machine is detachably installed on the main machine, the sub machine is separated from the main machine and can work independently, the sub machine is provided with an air inlet, an air outlet and a sub machine air channel communicated with the air inlet and the air outlet, a fan assembly is arranged in the sub machine air channel, the sub machine is installed on the main machine, the air outlet is communicated with the diversion air channel, the fan assembly is used for driving outdoor air flow to flow into the diversion air channel through the fresh air port, the air outlet flows through the sub machine air channel and then is blown out to the indoor through the air inlet, and is used for driving indoor air flow to flow into the sub machine air channel through the air outlet and then is blown out through the fresh air port.

2. The indoor unit of an air conditioner as claimed in claim 1, wherein the fan assembly includes a first axial wind wheel and a second axial wind wheel, the first axial wind wheel and the second axial wind wheel supply air in the same direction and rotate in opposite directions, and the first axial wind wheel and the second axial wind wheel can rotate clockwise or counterclockwise.

3. The indoor unit of claim 2, wherein the main unit further includes an air outlet communicating with the guide duct, and the indoor unit further includes a sealing structure for sealingly abutting the air outlet to the air inlet when the sub unit is mounted to the main unit.

4. The indoor unit of claim 3, wherein the air outlet is provided at an upper end of the sub unit, and the air inlet is located above the sub unit.

5. The indoor unit of claim 4, wherein the sealing structure is installed to the main unit to be movable up and down to have a first position received in the guide duct and a second position to be sealingly coupled to the air inlet and the air outlet.

6. The indoor unit of claim 5, further comprising a driving unit connected to the sealing structure, the driving unit being installed to the main unit to drive the sealing structure to be switched between the first position and the second position.

7. The indoor unit of claim 6, wherein the sealing structure comprises a lifting cylinder and a sealing ring, the sealing ring is connected to a lower end of the lifting cylinder, and the driving device is connected to the lifting cylinder to drive the lifting cylinder to switch the first position and the second position from the air inlet.

8. An indoor unit of an air conditioner according to any one of claims 1 to 7, wherein the main unit extends in an up-down direction, an accommodation chamber is further provided in the main unit, and the sub unit is detachably mounted in the accommodation chamber.

9. The indoor unit of claim 8, wherein the guide duct comprises a first duct and a second duct that are connected to each other, the first duct extends in a horizontal direction and is located above the receiving chamber, and the second duct extends in a vertical direction.

10. The indoor unit of claim 9, wherein at least two of the fresh air openings are provided, and at least two of the fresh air openings are spaced apart in an extending direction of the second air path.

11. The indoor unit of an air conditioner as claimed in any one of claims 1 to 7, wherein the main unit further has an indoor air outlet, and the fan assembly is further configured to drive an indoor airflow to enter the sub unit air duct from the air inlet and to be blown out to the indoor through the indoor air outlet.

12. The indoor unit of an air conditioner according to any one of claims 1 to 7, wherein one or more of a heating module, a humidifying module and a purifying module are provided in the guide air duct.

13. The indoor unit of an air conditioner according to any one of claims 1 to 7, wherein one or more of a humidifying module, a dehumidifying module, a heating module, a purifying module, a perfuming module and an allergen-removing module are provided in the submachine air duct.

14. The indoor unit of claim 1, wherein the sub-unit comprises a sub-unit body, a control device and a moving device, the sub-unit body is provided with the sub-unit air duct therein, the moving device is installed at the bottom of the sub-unit body, and the control device is used for controlling the moving device to drive the sub-unit body to move.

15. An air conditioner comprising an outdoor unit of the air conditioner and the indoor unit of the air conditioner as claimed in any one of claims 1 to 14.