CN218154479U

CN218154479U - Indoor unit of air conditioner

Info

Publication number: CN218154479U
Application number: CN202221964968.2U
Authority: CN
Inventors: 李建奎
Original assignee: Hisense Air Conditioning Co Ltd
Current assignee: Hisense Air Conditioning Co Ltd
Priority date: 2022-07-28
Filing date: 2022-07-28
Publication date: 2022-12-27
Anticipated expiration: 2032-07-28

Abstract

The utility model provides an indoor unit of air conditioner, include: the air conditioner comprises a shell, a fan and a fan, wherein an air inlet, an air outlet and a fresh air inlet are formed in the shell, and the fresh air inlet is formed in one side of the air outlet; the base is internally provided with a heat exchange air duct, and indoor air enters from the air inlet and is blown out from the air outlet through the heat exchange air duct; the fresh air module is used for sucking fresh air from the outdoor and exhausting the fresh air to the indoor through a fresh air port; the main air deflector is rotatably connected to the base; the air outlet and the fresh air inlet are closed by rotating the main air deflector; when the main air deflector is opened, at least part of the projection of the fresh air inlet is positioned in the projection of the air deflector in the direction from the air inlet to the air outlet. The utility model provides the high new trend and mix the wind effect.

Description

Indoor unit of air conditioner

Technical Field

The utility model relates to an air conditioning technology field especially relates to an indoor unit of air conditioner.

Background

At present, the household appliance industry is in a situation of intense competition, each big competitive product has unique innovation in the aspects of functions, appearance and the like, and the product details are also important factors influencing the purchasing power of consumers. In the correlation technique, the existing fresh air mixing effect is poor, and the fresh air temperature and humidity change is not rapid. The experiencing effect of new trend is poor, and the user is difficult to the audio-visual state of seeing the mixed wind switch after opening the new trend function. When the indoor and outdoor temperature difference is large, the problem of large indoor temperature fluctuation caused by the introduction of fresh air is easy to occur.

In view of this, the present invention is proposed.

SUMMERY OF THE UTILITY MODEL

The utility model discloses solve one of the technical problem in the correlation technique at least to a certain extent.

Therefore, the application aims to provide an air conditioner indoor unit, so that fresh air and indoor heat exchange air are mixed, and the phenomenon that the fresh air is introduced to the indoor temperature to fluctuate greatly is reduced.

In order to achieve the above object, the utility model provides an air-conditioning indoor unit, include:

the air conditioner comprises a shell, a fan and a fan, wherein an air inlet, an air outlet and a fresh air port are formed in the shell, and the fresh air port is arranged on one side of the air outlet;

the base is internally provided with a heat exchange air duct, and indoor air enters from the air inlet and is blown out from the air outlet through the heat exchange air duct;

the fresh air module is used for sucking fresh air from the outdoor and exhausting the fresh air to the indoor through a fresh air port;

the main air deflector is rotatably connected to the base; the air outlet and the fresh air inlet are closed by rotating the main air deflector;

when the main air deflector is opened, at least part of the projection of the fresh air inlet is positioned in the projection of the air deflector in the direction from the air inlet to the air outlet.

In some embodiments of the present application, when the main air deflector is opened, in a direction from the air inlet to the air outlet, a projection of the fresh air inlet is entirely located within a projection of the air deflector.

In some embodiments of the present application, the main wind deflector includes a main panel and extension arms, the extension arms are disposed at two sides of the main panel, and the extension arms extend into the heat exchange air duct and are rotatably connected to an inner wall of the heat exchange air duct.

In some embodiments of the present application, the heat exchanger further includes a secondary air guiding plate, the secondary air guiding plate includes a connecting column and air guiding sheets, the air guiding sheets are disposed in the air outlet, two opposite ends of the air guiding sheets are respectively connected with the connecting column, and the connecting columns at two ends of the air guiding sheets are respectively rotatably connected to inner walls of two opposite sides of the heat exchanging air duct.

In some embodiments of the present application, further comprising: the fresh air channel is arranged in the fixed seat and is communicated with the fresh air port and the fresh air module, and the connecting rod is arranged in the fixed seat; a support rod inserted into the connecting rod to be connected to the connecting rod; a gimbal rotationally coupled to the support rod to rotate the gimbal relative to the support rod along a first axis; and the grille cover is arranged in the fresh air duct, and is rotationally connected with the universal joint so that the grille cover rotates along a second axis relative to the universal joint, and the universal joint drives the grille cover to synchronously rotate in the fresh air duct when the universal joint transfers along the first axis.

In some embodiments of the present application, the gimbal includes a body portion, a first support post disposed at opposite ends of the body portion along the first axis, and a second support post disposed at the other opposite ends of the body portion along the second axis.

In some embodiments of the present application, a connecting hole is provided in the second support column, a connecting column cooperating with the connecting hole is provided in the grid cover, and the connecting hole is inserted into the connecting column to connect the grid cover and the second support column.

In some embodiments of this application, the connecting rod is worn to establish by the one end of supporting rod, the other end of supporting rod is provided with spacing draw-in groove, be provided with spacing hole on the spacing draw-in groove, first support post is worn to establish spacing hole is in order to be in with the one end restriction of universal joint is in the spacing draw-in groove.

In some embodiments of the present application, a fresh air cover is disposed at the fresh air inlet, a connection plate is disposed on the fresh air cover, a first clamping groove is disposed on the connection plate, and a first clamping hook and a first connection hole are disposed on the fixing seat; the connecting plate penetrates through the first connecting hole, and the first clamping groove is clamped with the first clamping hook so as to connect the new fan cover with the fixed seat.

In some embodiments of this application, set up spacing muscle on the fixing base, the new trend covers and is provided with the spacing groove, spacing muscle with the spacing groove cooperation, spacing muscle joint income the spacing inslot, with location and restriction the new trend cover rotates.

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

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 these drawings without creative efforts.

Fig. 1 is a schematic view of an air guide plate of an air conditioning indoor unit according to an embodiment of the present application when closed;

fig. 2 is a schematic view illustrating an air deflector of an air conditioning indoor unit according to an embodiment of the present application when opened;

fig. 3 is a front view of an air conditioning indoor unit according to an embodiment of the present application;

FIG. 4 isbase:Sub>A cross-sectional view taken along line A-A of FIG. 3;

fig. 5 is a schematic diagram of the indoor unit of an air conditioner according to an embodiment of the present application, illustrating a case and a base of the indoor unit of the air conditioner detached from each other;

fig. 6 is a schematic view of an air conditioning indoor unit according to an embodiment of the present application, with a secondary air guide plate removed;

fig. 7 is a schematic structural diagram of a fresh air module of an air-conditioning indoor unit according to an embodiment of the present application;

fig. 8 is a schematic diagram of a split of a fresh air module of an indoor unit of an air conditioner according to an embodiment of the present application;

FIG. 9 is a schematic view showing the detachment of the fixing base and the grill cover of the indoor unit of the air conditioner according to the embodiment of the present application

Fig. 10 is a schematic structural view of a fixing base of an indoor unit of an air conditioner according to an embodiment of the present application;

fig. 11 is an assembly view of a grill cover and a universal joint of an indoor unit of an air conditioner according to an embodiment of the present application;

fig. 12 is a schematic view showing rotation of a grill cover of an indoor unit of an air conditioner with respect to a universal joint according to an embodiment of the present application;

FIG. 13 is a cross-sectional view of the structure of FIG. 12;

fig. 14 is a schematic view showing the rotation of a universal joint of an air conditioning indoor unit according to an embodiment of the present application with respect to a support rod;

FIG. 15 is a cross-sectional view of the structure of FIG. 14;

fig. 16 is a schematic view showing the assembly of a universal joint and a support rod of an air conditioning indoor unit according to an embodiment of the present application;

fig. 17 is a disassembled schematic view of a universal joint and a support rod of an air conditioning indoor unit according to an embodiment of the present application;

fig. 18 is an assembly view of a support member, a connection member and a grill cover of an air conditioning indoor unit according to an embodiment of the present application;

FIG. 19 is a cross-sectional view of the structure of FIG. 18;

fig. 20 is a disassembled schematic view of a support member, a connection member, and a universal joint of an air conditioning indoor unit according to an embodiment of the present application;

fig. 21 is a schematic view showing the assembly of a universal joint and a support member of an air conditioning indoor unit according to an embodiment of the present application;

fig. 22 is an internal structure schematic diagram of a fixing base of an air conditioning indoor unit according to an embodiment of the present application;

fig. 23 is a schematic view illustrating a fixing base and a fresh air cover of an air conditioning indoor unit according to an embodiment of the present disclosure.

In the above figures: a housing 1; an air inlet 101; an air outlet 102; a fresh air port 103; a volute 2; an air inlet 21; an air outlet 22; a fresh air shell 3; a fresh air inlet 31; a fresh air outlet 32; a first shell 33; a second shell 34; a heat exchange air duct 4; a main air deflector 5; a main panel 51; an extension arm 52; an auxiliary air deflector 6; a first connecting post 61; a wind-guiding sheet 62; a purification frame 7; a fresh air grille 8; a wind guide rod 9; air guide blades 91; a fresh air hood 10; a connecting plate 11; a base 12; a heat exchanger 13; a purge port 14; a first card slot 15; a limiting groove 16; a fixed seat 17; a fresh air duct 171; the connecting ribs 172; a second card slot 173; a connecting rod 175; a first hook 176; a first connection hole 177; a limiting rib 178; a support rod 18; a second hook 181; a limit card slot 182; a limiting hole 1821; an arcuate bottom surface 1822; a universal joint 19; a body portion 191; a first support column 192; a second support column 193; a second connection hole 1931; a mounting notch 1932; the damping member 194; a grille cover 20; a grid plate 201; a second connecting post 202; a support plate 203; an open end 204; a clip portion 205; a boss 206; a clip groove 207; a support member 30; a through hole 301; an arcuate slot 302; a convex plate 303; a recessed portion 304; a connecting member 40; a third hook 401; a flange 402.

Detailed Description

The present invention is specifically described below by way of exemplary embodiments. It should be understood, however, that elements, structures and features of one embodiment may be beneficially incorporated in other embodiments without further recitation.

In the present application, an air conditioner performs a refrigeration cycle of the air conditioner by using a compressor, a condenser, an expansion valve, and an evaporator. The refrigeration cycle includes a series of processes involving compression, condensation, expansion, and evaporation, and supplies refrigerant to the air that has been conditioned and heat-exchanged.

The compressor compresses a refrigerant gas in a high-temperature and high-pressure state and discharges the compressed refrigerant gas. The discharged refrigerant gas flows into the condenser. The condenser condenses the compressed refrigerant into a liquid phase, and the heat is released to the ambient environment through the condensation process.

The expansion valve expands the liquid-phase refrigerant in a high-temperature and high-pressure state condensed in the condenser into a low-pressure liquid-phase refrigerant. The evaporator evaporates the refrigerant expanded in the expansion valve, and returns the refrigerant gas in a low-temperature and low-pressure state to the compressor. The evaporator can achieve a cooling effect by heat-exchanging with a material to be cooled using latent heat of evaporation of a refrigerant. The air conditioner can adjust the temperature of the indoor space throughout the cycle.

The air conditioner includes an air conditioner indoor unit and an air conditioner outdoor unit, the air conditioner outdoor unit refers to a portion of a refrigeration cycle including a compressor and an outdoor heat exchanger 13, the air conditioner indoor unit includes the indoor heat exchanger 13, and an expansion valve may be provided in the indoor unit or the outdoor unit.

The indoor heat exchanger 13 and the outdoor heat exchanger 13 function as a condenser or an evaporator. When the indoor heat exchanger 13 is used as a condenser, the air conditioner is used as a heater in a heating mode, and when the indoor heat exchanger 13 is used as an evaporator, the air conditioner is used as a cooler in a cooling mode.

Hereinafter, embodiments of the present application will be described in detail with reference to the accompanying drawings.

The air conditioning indoor unit according to the embodiment of the present application may be a wall-mounted indoor unit, but the present application is not limited thereto.

Referring to fig. 1 to 23, an air conditioning indoor unit according to an embodiment of the present application includes a case 1 and a base 12. In this embodiment, the side of the wall of the air-conditioning indoor unit hung on the wall is the rear side.

In this embodiment, the casing 1 forms an overall appearance of the indoor unit of the air conditioner, the casing 1 is provided with an air outlet 102 and an air inlet 101, and the air outlet 102 is a strip-shaped structure arranged along a length direction of the indoor unit of the air conditioner. The outlet 102 may be disposed at a lower side of the housing 1 and the inlet 101 may be disposed at an upper side of the housing 1.

The shell 1 is coated on the base 12, the base 12 is provided with the heat exchange air duct 4, the heat exchange air duct 4 communicates the air inlet 101 and the air outlet 102 of the shell 1, indoor air enters the shell 1 from the air inlet 101 and is blown out from the air outlet 102 after passing through the heat exchange air duct 4. The heat exchange air duct 4 is provided with a heat exchange inlet and a heat exchange outlet, the heat exchange inlet corresponds to the air inlet 101 of the housing 1, and the heat exchange outlet corresponds to the air outlet 102 of the housing 1.

The heat exchanger 13 may be disposed in the heat exchange air duct 4 and on a side of the heat exchange air duct 4 near the air inlet 101. The heat exchanger 13 is used for absorbing heat from air introduced into the air inlet 101 or transferring heat to the air, and the indoor air is blown out from the air outlet 102 through the heat exchange air duct 4.

A drip tray may be provided below the heat exchanger 13 to collect moisture condensed in the heat exchanger 13. The drip pan may be connected to a drain pipe extending to the outside of the base 12, thereby discharging condensed water to the outside of the indoor unit of the air conditioner. In this embodiment, the water pan may be integrally formed with the base 12, thereby reducing the cost and improving the installation efficiency.

A heat exchange fan may be disposed in the heat exchange air duct 4 for blowing air so that indoor air may flow from the intake port 101 to the exhaust port 102.

Under the action of forced convection of the heat exchange fan, indoor air enters the housing 1 from the air inlet 101, exchanges heat with the heat exchanger 13, and is blown out along the air outlet 102.

A fresh air module is arranged in a shell 1 of the indoor unit of the air conditioner, the fresh air module is communicated with a fresh air port 103 on the shell 1, and the fresh air module is used for sucking fresh air from the outside and flowing into the room from the fresh air port 103 after flowing through the fresh air module.

Specifically, the fresh air module of the indoor unit of the air conditioner comprises a volute 2 and a fresh air shell 3, the volute 2 is arranged in the shell 1, an air suction opening 21 and an air exhaust opening 22 are arranged on the volute 2, the air suction opening 21 is arranged on the side face of the volute 2, and the air exhaust opening 22 is communicated with the fresh air opening 103 to be communicated with the indoor space. The volute 2 is provided with a fan and a driving motor, an output shaft of the driving motor is connected with the fan, the driving motor controls the fan to rotate, indoor or outdoor air is sucked from an air suction opening 21 of the volute 2 and is discharged into an indoor space through an air outlet 22 of the volute 2.

The fresh air shell 3 covers the air suction opening 21 of the volute 2, and the fresh air shell 3 is provided with a fresh air inlet 31, a fresh air outlet 32 and a purification opening 14. The fresh air inlet 31 is used for introducing fresh air from the outside, and the fresh air outlet 32 is used for introducing the fresh air introduced from the outside into the volute 2.

The fresh air shell 3 comprises a first shell 33 and a second shell 34, and the first shell 33 and the second shell 34 are connected to form the integral fresh air shell 3. In this embodiment, the fresh air outlet 32 is disposed on the second casing 34, and connects the second casing 34 with the scroll casing 2, wherein the fresh air outlet 32 of the second casing 34 is connected with the air suction opening 21 of the scroll casing 2, so that air entering the fresh air box from the fresh air inlet 31 enters the scroll casing 2 from the air suction opening 21 through the fresh air outlet 32, and enters the room from the air outlet 22 under the driving of the fan in the scroll casing 2.

In this embodiment, the first shell 33 is further provided with a first gap, the second shell 34 is further provided with a second gap, after the first shell 33 is connected with the second shell 34, the first gap and the second gap are connected to form the purification port 14, and the purification module is inserted into the fresh air shell 3 through the purification port 14.

The purification module is including purifying frame 7 and filter screen, and the filter screen setting is on purifying frame 7, and the filter screen is used for carrying out filtration purification to the new trend, and impurity and the floccule of avoiding adulterating in the new trend are indoor along with the air admission through spiral case 2.

The fresh air outlet 32 is provided with a fresh air grille 8, and the fresh air grille 8 is arranged in a latticed manner by metal wires in a staggered manner. Fresh air grid 8 is for purifying the module and more being close to spiral case 2 setting, and fresh air grid 8 is arranged in further preventing impurity and floccule entering spiral case 2, also can change when wasing the purification module and stretch into fresh air shell 3 with the hand at the user, prevents that the user from stretching into the spiral case 2 in and the mechanical injury that causes.

The fresh air inlet 31 of the fresh air shell 3 is connected with a fresh air pipe, the fresh air pipe penetrates through the wall body and extends to the outdoor space, the fresh air pipe is used for introducing fresh air of the outdoor space into the room, and the fresh air pipe is filtered and purified through the filter screen and discharged into the room to realize indoor fresh air exchange.

In this embodiment, the air exit 22 department of spiral case 2 is connected with fixing base 17, and fixing base 17 sets up between new trend module and fresh air inlet 103, and is specific, and fixing base 17's one end fixed connection is in air exit 22, and the other end setting is in fresh air inlet 103. The inside of fixing base 17 is formed with new trend wind channel 171, and new trend wind channel 171 intercommunication new trend module and new trend mouth 103, and the new trend module is discharged to the indoor space in the new trend wind channel 103 from the outdoor inspiratory new trend.

In this embodiment, the indoor unit of the air conditioner further includes a connecting rod 175, a support rod 18, a universal joint 19, and a grille cover 20. A connecting rib 172 is arranged at one end of the fixed seat 17 connected to the air outlet 22, at least two connecting ribs 172 are cross-connected in the inner space of the fixed seat 17, a connecting rod 175 is arranged at the cross of the connecting ribs 172, and the connecting rod 175 is arranged in the fixed seat 17 and connected with the connecting rib 172. The inside of the connecting rod 175 is provided with a second locking groove 173 penetrating through two ends of the connecting rod 175, one end of the supporting rod 18 is provided with a second locking hook 181, the second locking hook 181 is in matched and locked connection with the second locking groove 173, and the second locking hook 181 is inserted into the second locking groove 173 to realize the locking connection between the supporting rod 18 and the fixing seat 17. At least a portion of the second locking groove 173 has a rectangular cross section, which can limit the degree of freedom after the second hook 181 is engaged with the second locking groove 173, so as to prevent the second hook 181 from rotating and shaking in the second locking groove 173.

In some embodiments, the support rod 18 and the fixing seat 17 and the connecting rod 175 may be integrally formed, so as to improve the connection stability between the support rod 18 and the fixing seat 17.

In this embodiment, one end of the supporting rod 18 is provided with a second hook 181 connected to the inside of the fixing seat 17, the other end of the supporting rod 18 is provided with a limit slot 182, and the limit slot 182 is rotatably connected to the universal joint 19 so that the universal joint 19 can rotate along the first axis relative to the supporting rod 18; the fresh air duct 171 of the fixing base 17 is further provided with a grid cover 20, the grid cover 20 is provided with a grid plate 201, and fresh air flowing through the grid cover 20 guides the wind direction through the grid plate 201 on the grid cover 20. The grille cover 20 is rotatably connected to the universal joint 19 such that the grille cover 20 rotates relative to the universal joint 19 along a second axis. Meanwhile, the universal joint 19 is configured to drive the grille cover 20 to rotate synchronously in the accommodating space when the universal joint 19 rotates along the first rotating shaft.

The utility model is rotationally connected with the supporting rod 18 through the universal joint 19, so that the universal joint 19 can rotate relative to the supporting rod 18; the grille cover 20 is rotatably connected to the universal joint 19 such that the grille cover 20 is rotatable relative to the universal joint 19. When universal joint 19 rotated, universal joint 19 can drive grille cover 20 and rotate in step, through two rotation directions in order to realize adjusting grille cover 20's new trend air-out direction, and then realize the multi-angle air-out of new trend air-out, realized that the new trend directly blows people and new trend and keeps away people's function to satisfy user's different demands, improve user's use and experience.

Fresh air port 103 is provided with universal joint 19 and grille cover 20, can realize multi-angle wind-guiding, and the user can adjust fresh air wind direction according to the demand of oneself, and fresh air port 103 realizes different user's in different scenes about to the left and right sides demand from top to bottom.

In this embodiment, the fresh air opening 103 and the air outlet 102 are arranged side by side, that is, the fresh air opening 103 is arranged at one side of the air outlet 102. When the fresh air port 103 is arranged on the left side of the air outlet 102, the fresh air direction is adjusted to be guided to the right, the fresh air can be mixed with the air outlet of the air conditioner to realize the air mixing function, and the fresh air can be rapidly diffused to each corner of the room by means of the air conditioner, so that the fresh air can be rapidly mixed with the indoor air, the heat exchange with the indoor air is rapid, the temperature fluctuation of the indoor part is reduced, and the air mixing effect of the fresh air and the indoor air is improved; the fresh air inlet 103 is arranged on the right side of the air outlet 102.

Specifically, the gimbal 19 includes a body portion 191, a first support post 192 and a second support post 193, the first support post 192 being coupled to opposite ends of the body portion 191 along a first axis, and the second support post 193 being coupled to opposite ends of the body portion 191 along a second axis. In the present embodiment, the first support column 192, the second support column 193 and the body 191 are integrally formed to reduce components and improve the overall structural strength of the universal joint 19, so that the universal joint 19 can bear a larger load during rotation, and the structural service life is prolonged; meanwhile, the die opening cost of the die can be reduced, the assembly time is reduced, and the cost is saved.

The first supporting column 192 is configured as a cylinder structure, the first supporting column 192 is disposed at two opposite ends of the body 191 along a direction of the first axis, a limiting hole 1821 is disposed on the limiting slot 182, the first supporting column 192 penetrates the limiting hole 1821 to limit one end of the gimbal 19 in the limiting slot 182, and thus the gimbal 19 can rotate along the limiting slot 182 with the first supporting column 192 as an axis.

One end of the universal joint 19, which is located in the limiting clamping groove 182, is set to be an arc-shaped surface, the groove bottom surface of the limiting clamping groove 182 is set to be an arc-shaped bottom surface 1822, and the arc-shaped bottom surface 1822 is matched with the arc-shaped surface, so that the end portion of the universal joint 19 rotates in the limiting clamping groove 182.

The inside of universal joint 19 sets up to cavity, and its one end that is located spacing draw-in groove 182 is provided with damping piece 194, and damping piece 194 closely cooperates with the tank bottom surface of spacing draw-in groove 182 to damping when increasing universal joint 19 and rotating feels, thereby prevent that universal joint 19 from rocking at will, and then prevent to rock at will with the grille cover 20 that universal joint 19 is connected.

The second support column 193 is cylindrical, and the second support column 193 is disposed at the other opposite ends of the body 191 along the direction of the second axis, and the first axis and the second axis are disposed in a non-parallel manner. Be provided with second connecting hole 1931 in the second support column 193, be provided with in the grid cover 20 with second connecting hole 1931 complex second spliced pole 202, second spliced pole 202 is cylindric structure, second connecting hole 1931 cooperatees with second spliced pole 202, insert through second spliced pole 202 in order to realize that grid cover 20 is connected with universal joint 19's rotation in second connecting hole 1931, and then make the grid cover 20 shell rotate as the pivot for universal joint 19 with second spliced pole 202.

The accommodating space in the fixing seat 17 is a sphere-shaped space, and the grille cover 20 is arranged to be a sphere-shaped shell matched with the sphere-shaped space, so that the grille cover 20 can rotate in the accommodating space of the fixing seat 17.

The second support column 193 is provided with an installation notch 1932, and the installation notch 1932 is arranged corresponding to the second connecting hole 1931 in the second support column 193; when assembling the grille cover 20 and the universal joint 19, the second connecting column 202 is snapped into the second connecting hole 1931 of the second support column 193 through the mounting notch 1932 to achieve the assembly. What can set up is that the size of installation breach 1932 is less than the radial dimension of second connecting hole 1931 to in the second connecting hole 1931 of second support post 193 is gone into and prevents that second connecting pole 202 from breaking away from the restriction of second connecting hole 1931 to second connecting pole 202 is avoided dropping out second connecting hole 1931 to second connecting pole 202.

In this embodiment, two second connecting columns 202 are provided, and the two second connecting columns 202 are disposed along the axis of the spherical shell, so that the grille cover 20 can rotate in the accommodating space of the fixing base 17.

In this embodiment, a connection rib 172 is disposed at one end of the fixing seat 17 close to the air outlet 22, a grid plate 201 is disposed at one end of the grid cover 20 far from the air outlet 22, the grid plate 201 extends from the edge of the grid cover 20 to the center of the grid cover 20, and the second connection column 202 is disposed close to the center of the grid cover 20. In this embodiment, two grid plates 201 extend to and are connected to two second connecting posts 202, respectively, and the second connecting posts 202, the grid plates 201 and the grid cover 20 are integrally formed. One end of the universal joint 19 is connected to the two second connection columns 202 through the second support columns 193, respectively, so as to rotatably connect one end of the universal joint 19 between the two second connection columns 202.

Two second spliced poles 202 symmetry sets up, and the periphery of two second spliced poles 202 all encloses and is equipped with bearing plate 203, and bearing plate 203 sets up to having the open-ended semi-enclosed setting, encloses to establish in the bearing plate 203 and forms the connection space to the connection between each structure. The open ends 204 of the two support plates 203 are arranged oppositely, a partition is arranged between the two support plates 203 to ensure that the two support plates are not connected with each other, so that the universal joint 19 is arranged at the partition to rotate, and the second support column 193 of the universal joint 19 penetrates through the semi-closed open end 204 to be connected with the second connecting column 202.

In this embodiment, the supporting plate 203 is provided with a clamping portion 205, and the clamping portion 205 is provided in a projection form. The support plate 203 is further connected with a support member 30 and a coupling member 40, and the support member 30 is disposed between the coupling member 40 and the support plate 203 of the grill cover 20. Through holes 301 are formed in two opposite ends of the supporting member 30, a third hook 401 is arranged on the connecting member 40, the third hook 401 penetrates through the through holes 301 to be clamped in the clamping portion 205, and therefore the supporting member 30 is tightly pressed by the connecting member 40 to tightly connect the supporting member 30 and the supporting plate 203 of the grid cover 20.

In this embodiment, the middle of the support member 30 is provided with an arc-shaped slot 302, that is, the arc-shaped slot 302 is arranged in the middle of the through holes 301 at both ends. One end of the gimbal 19 is fitted with the arc-shaped groove 302, i.e. one end of the gimbal 19 is arranged as an arc-shaped face fitted with the arc-shaped groove 302, so that the gimbal 19 can rotate in the arc-shaped groove 302 relative to the support 30. Since the support 30 is connected to the grille cover 20, the universal joint 19 can be rotated relative to the grille cover 20.

Universal joint 19 is provided with damping piece 194 with arc wall 302 matched with one end, and damping piece 194 closely cooperates with arc wall 302 to increase the damping sense when universal joint 19 rotates, thereby prevent that universal joint 19 from rocking at will, and then prevent to rock at will with the grille cover 20 that universal joint 19 is connected.

The size of the end of the universal joint 19 matched with the arc-shaped groove 302 is larger than the size of the semi-closed open end 204 surrounded by the support plate 203, so that when the universal joint 19 rotates along the first rotating shaft, the end of the universal joint 19 matched with the arc-shaped groove 302 is abutted against the support plate 203 to drive the grating cover 20 to rotate synchronously.

In some embodiments, the clamping portion 205 is disposed at the semi-closed open end 204 surrounded by the supporting plate 203 to reduce the size of the open end 204, so that the size of the end of the universal joint 19, which is matched with the arc-shaped groove 302, can be set smaller, and meanwhile, the universal joint 19 can abut against the clamping portion 205 to drive the grille cover 20 to rotate synchronously.

In some embodiments, a boss 206 is provided on the support plate 203, and when the support plate 203 is coupled to the support 30, the boss 206 is inserted into the through hole 301 of the support 30 to prevent the support plate 203 and the support 30 from moving relatively.

In some embodiments, the support plate 203 is further provided with a clamping groove 207, the end of the support member 30 is provided with a protruding plate 303, and when the support plate 203 is connected with the support member 30, the protruding plate 303 is inserted into the clamping groove 207 of the support plate 203 to prevent the support plate 203 and the support member 30 from moving relatively, thereby improving the structural connection stability.

In some embodiments, the supporting member 30 is provided with a recess 304, and the inner side of the edge of the connecting member 40 is provided with a flange 402, and when the supporting member 30 is connected with the connecting member 40, the flange 402 is inserted into the recess 304 to prevent the supporting member 30 and the connecting member 40 from relatively moving, thereby improving the structural connection stability.

In this embodiment, the fresh air cover 10 is disposed at the fresh air inlet 103, the fresh air cover 10 is disposed around the fresh air inlet 103, and a hollow opening is disposed in the middle of the fresh air cover 10, so as to facilitate the rotation of the grille cover 20.

The fresh air cover 10 is connected with the fixed seat 17, the periphery of the fresh air cover 10 is provided with the connecting plates 11, and the connecting plates 11 are arranged around the edge of the fresh air cover 10 at intervals. One end of the connecting plate 11 is connected to the new wind cover 10, and the other end extends toward the direction close to the fixing base 17. Each connecting plate 11 is correspondingly provided with a first clamping groove 15. Be provided with the first connecting hole 177 corresponding with connecting plate 11 on the fixing base 17, be provided with first trip 176 on the lateral wall of the fixing base 17 of first connecting hole 177 rear side. When the fresh air hood 10 is connected with the fixed seat 17, the connecting plate 11 penetrates through the first connecting hole 177, so that the second clamping grooves 173 on the connecting plate 11 penetrate through the first connecting hole 177 and are clamped with the first clamping hooks 176, the fresh air hood 10 is fixedly connected with the fixed seat 17, and the attractive effect of the fresh air opening 103 is improved; meanwhile, fresh air sucked by the fresh air module is guided to the opening on the fresh air cover 10 and the fresh air port 103 through the fresh air duct 171 in the fixing seat 17, and then guided to the indoor, so that indoor stable fresh air outlet is realized.

In this embodiment, the fixing base 17 is provided with a limiting rib 178, and the limiting rib 178 is disposed on one side close to the fresh air cover 10. The fresh air cover 10 is provided with a limiting groove 16, and the limiting groove 16 is matched with the limiting rib 178. When the fixing base 17 is connected with the limiting rib 178, the limiting rib 178 is clamped into the limiting groove 16, so that the fresh air cover 10 and the fixing base 17 are pre-positioned, and meanwhile, the fresh air cover 10 can be limited to rotate relative to the fixing base 17 after the limiting rib 178 is clamped into the limiting groove 16, so that stable connection is achieved.

In this embodiment, an air guide rod 9 is disposed in the heat exchange air duct 4 and near the heat exchange outlet, and an air guide blade 91 is disposed on the air guide rod 9, so that the blade is driven to swing by the left-right swing of the air guide rod 9, thereby changing the left-right air outlet direction of the air at the air outlet 102. An end motor is arranged at the end part of the air deflector, and an output shaft of the end motor is connected with the air guide rod 9, so that the air guide rod 9 is driven to swing left and right through the rotation of the output shaft of the end motor. What can set up is, fresh air inlet 103 sets up on the right side of air outlet 102, changes the air-out direction through guide rod 9 and guide vane 91's swing for the indoor air after the heat transfer that flows out by air outlet 102 can be with the mixed wind of the air-out of fresh air inlet 103 different angles, mixes rapidly with the new trend that realizes air after the indoor heat transfer and outdoor entering, can change indoor temperature fast, improves the mixed wind effect of new trend and indoor air.

In this embodiment, the auxiliary air guiding plate 6 is disposed at the heat exchange outlet of the base 12, specifically, the auxiliary air guiding plate 6 includes a first connecting column 61 and an air guiding sheet 62, the air guiding sheet 62 is disposed in the air outlet 102, and two opposite ends of the air guiding sheet 62 are respectively connected to the first connecting column 61. The first connecting columns 61 are cylindrical, and the first connecting columns 61 at the two ends of the air guide sheet 62 are respectively rotatably connected to the opposite inner walls at the two sides of the heat exchange air duct 4, so that the auxiliary air guide plate 6 can swing in the up-down direction.

In this embodiment, the first connecting column 61, the rotating shaft and the air guiding plate 62 are integrally formed to form the secondary air guiding plate 6. The first connecting column 61 of the auxiliary air deflector 6 is connected with a motor, the first connecting column 61 is connected with the output end of the motor, and the motor drives the first connecting column 61 to rotate, so that the auxiliary air deflector 6 is driven to rotate, and the air outlet direction of the air flow flowing out from the air outlet 102 in the vertical direction is changed. The air outlet direction of the air flow in the up-down direction is changed, so that the air flowing out of the air outlet 102 is guided to the main air guide plate 5, and the air mixing effect is enhanced.

In this embodiment, a main air deflector 5 is disposed outside the air outlet 102 of the housing 1, and the main air deflector 5 includes a main panel 51 and an extension arm 52. The two extension arms 52 are respectively disposed at two sides of the main panel 51, and the two extension arms 52 both extend to the heat exchange air duct 4 and are rotatably connected to the inner wall forming the heat exchange air duct 4.

The air outlet 102 can be closed or opened through rotation, when the main air deflector 5 closes the air outlet 102, the main air deflector 5 covers the air outlet 102 and the fresh air inlet 103, the fresh air inlet 103 and the air outlet 102 are both closed by the main air deflector 5, and the main air deflector 5 can cover the structures of the air outlet 102 and the fresh air inlet 103, so that the attractive effect of the indoor unit of the air conditioner is improved.

When the main air deflector 5 is opened, any air flow of the air after heat exchange blown out from the air outlet 102, the fresh air blown out from the fresh air inlet 103 and the mixed air of the fresh air and the air after heat exchange is blown onto the main air deflector 5, the air deflector changes the direction of the air flow, so that any air flow after the direction is changed is mixed with the fresh air blown out from the fresh air inlet 103 again, thereby realizing multiple air mixing and improving the air mixing effect of the fresh air and the indoor air.

Rotate main aviation baffle 5, when making main aviation baffle 5 be the maximum angle and open, on the direction to air outlet 102 is seen by air intake 101, namely on the direction from top to bottom of this embodiment, the projection of at least part new wind gap 103 is located the projection of aviation baffle, thereby make the new trend of at least part new wind gap 103 outflow can be by the water conservancy diversion to main aviation baffle 5 on, and then by main aviation baffle 5 change the air-out direction, make the new trend after being changed the direction mix with the air current that new wind gap 103 or air outlet 102 blown out once more, thereby improve the mixed wind effect of new trend and room air. In this embodiment, in the direction from the air inlet 101 to the air outlet 102, the projection of the fresh air inlet 103 is entirely located in the projection of the air deflector, so that the air mixing effect is better.

In this embodiment, the universal joint 19 and the fan cover at the fresh air inlet 103 can flexibly rotate at multiple angles, so that fresh air can be blown to the air outlet 102, and the fresh air is mixed with air exchanging heat at the air outlet 102, thereby realizing an air mixing effect; meanwhile, the fresh air can be discharged in the direction close to the main air deflector 5, any air flow of the air after heat exchange blown out from the air outlet 102, the fresh air blown out from the fresh air inlet 103 and the mixed air of the fresh air and the air after heat exchange can be blown onto the main air deflector 5, and the fresh air can be rapidly mixed with the indoor air after multiple air mixing, so that the heat exchange with the indoor air is rapid, the temperature fluctuation of indoor parts is reduced, and the air mixing effect of the fresh air and the indoor air is improved.

In this embodiment, when heat exchange fan stall, the heat transfer of indoor air is not carried out in heat transfer wind channel 4, but the new trend module independent operation drives the fan through driving motor and rotates, and outdoor new trend flows through the new trend module and flows out to the indoor space by new trend mouth 103 to the realization is introduced outdoor fresh air, realizes the new trend function.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be interconnected within two elements or in a relationship where two elements interact with each other unless otherwise specifically limited. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, the terms "first", "second" and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of indicated technical features. Thus, features defined as "first", "second", "third" may explicitly or implicitly include one or more of the features.

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

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

Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.

Claims

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

the air conditioner comprises a shell, a fan and a fan, wherein an air inlet, an air outlet and a fresh air inlet are formed in the shell, and the fresh air inlet is formed in one side of the air outlet;

2. The indoor unit of claim 1, wherein when the main air deflector is opened, the projection of the fresh air inlet is entirely located within the projection of the air deflector in a direction from the air inlet to the air outlet.

3. The indoor unit of claim 1, wherein the main air deflector comprises a main panel and extension arms, the extension arms are oppositely arranged at two sides of the main panel, and the extension arms extend into the heat exchange air duct and are rotatably connected with the inner wall of the heat exchange air duct.

4. The indoor unit of claim 1, further comprising an auxiliary air deflector, wherein the auxiliary air deflector comprises a first connecting column and an air guiding sheet, the air guiding sheet is disposed in the air outlet, two opposite ends of the air guiding sheet are respectively connected with the first connecting column, and the first connecting columns at two ends of the air guiding sheet are respectively rotatably connected to the inner walls of two opposite sides of the heat exchange air duct.

5. An indoor unit of an air conditioner according to claim 1, further comprising

The fresh air channel is arranged in the fixed seat and is communicated with the fresh air port and the fresh air module, and the connecting rod is arranged in the fixed seat;

a support rod inserted through the inside of the connection rod to be connected to the connection rod;

a gimbal rotationally coupled to the support rod to rotate the gimbal relative to the support rod along a first axis;

and the grille cover is arranged in the fresh air duct, and is rotationally connected with the universal joint so that the grille cover rotates along a second axis relative to the universal joint, and the universal joint drives the grille cover to synchronously rotate in the fresh air duct when the universal joint transfers along the first axis.

6. An indoor unit of an air conditioner according to claim 5, wherein the universal joint includes a body portion, first support columns provided at opposite ends of the body portion along the first axis, and second support columns provided at the other opposite ends of the body portion along the second axis.

7. An indoor unit of an air conditioner according to claim 6, wherein a connecting hole is provided in the second support column, and a second connecting column fitted to the connecting hole is provided in the grille cover, and the connecting hole is inserted into the second connecting column to connect the grille cover and the second support column.

8. An indoor unit of an air conditioner according to claim 6, wherein one end of the support rod penetrates the connection rod, the other end of the support rod is provided with a limit clamping groove, a limit hole is formed in the limit clamping groove, and the first support column penetrates the limit hole to limit one end of the universal joint in the limit clamping groove.

9. An indoor unit of an air conditioner as claimed in claim 5, wherein a fresh air cover is provided at the fresh air inlet, a connection plate is provided on the fresh air cover, a first locking groove is provided on the connection plate, and a first hook and a first connection hole are provided on the fixing base; the connecting plate penetrates through the first connecting hole, and the first clamping groove is clamped with the first clamping hook so as to connect the fresh air cover with the fixed seat.

10. An indoor unit of an air conditioner as claimed in claim 9, wherein the fixing base is provided with a limiting rib, the fresh air cover is provided with a limiting groove, the limiting rib is matched with the limiting groove, and the limiting rib is clamped into the limiting groove to position and limit the rotation of the fresh air cover.