CN204555232U

CN204555232U - Air ducting and there is its air conditioner room unit

Info

Publication number: CN204555232U
Application number: CN201520142523.XU
Authority: CN
Inventors: 彭代杰; 李玉狮; 钟志尧; 覃强; 张力
Original assignee: Midea Group Co Ltd; Guangdong Midea Refrigeration Equipment Co Ltd
Current assignee: Midea Group Co Ltd; GD Midea Air Conditioning Equipment Co Ltd
Priority date: 2015-03-12
Filing date: 2015-03-12
Publication date: 2015-08-12
Anticipated expiration: 2025-03-12

Abstract

The utility model discloses a kind of air ducting, comprise and the air guide member that can around the axis of described air outlet rotate corresponding with the position of described air outlet of the air guide member support with a circular air outlet, be arranged on driving mechanism between described air guide member support and described air guide member and the positioner that arrange corresponding to described air guide member, when described driving mechanism drives described air guide member to rotate to predeterminated position, described positioner forms induced signal.The invention also discloses a kind of air conditioner room unit.The composition amount of parts of a whole set of air ducting of the present utility model is few, enormously simplify structural design, one side air guide member stable movement, generation noise are little, accurately can locate air guide member, realize special angle air-supply, on the other hand wind is little through the windage of this air guide member, and therefore wind loss is less, simultaneously wind direction large, apart from farther.

Description

Air guide device and air conditioner indoor unit with same

Technical Field

The utility model relates to an air conditioning technology field especially relates to an air ducting and have its air conditioner indoor unit.

Background

In the prior art, most of the air outlets of the common floor air conditioners are rectangular, and air guide devices are arranged in the air outlets. The air guide device mainly comprises vertically and horizontally arranged louvers and a driving device for driving the louvers to move, and air supply at different positions is realized through vertical swing of the vertically arranged louvers and left and right movement of the horizontally arranged louvers. However, the conventional air guide device has a large number of components, a complicated structure, high production cost, and a limited air supply coverage.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide an air guide device, which solves the technical problems of complex structure and small air supply area of the existing air guide device.

In order to achieve the above object, the utility model provides an air ducting, including the air guide support that has a circular air outlet, with the position of air outlet corresponds and can wind the rotatory air guide of axis of air outlet, setting are in the air guide support with actuating mechanism between the air guide and with the air guide corresponds the positioner that sets up, the actuating mechanism drive when the air guide is rotatory to predetermineeing the position, positioner forms sensing signal.

Preferably, the air guide comprises an annular outer frame and guide vanes arranged in the outer frame, the positioning device comprises a switch body fixed on the air guide support and a trigger element fixed on the outer frame, and when the driving mechanism drives the air guide to rotate to a preset position, the trigger element is coupled with the switch body so that the switch body forms an induction signal.

Preferably, the air guide support is including enclosing to close and form the framework of air outlet and with the supporting seat that the position of air outlet corresponds, the supporting seat through a plurality of support arms along circumference spaced apart with the framework is connected, actuating mechanism fixes on the air-out side of supporting seat, at least one support arm go up the concave mounting groove that is equipped with switch body adaptation, the lateral wall of mounting groove be provided with the first spacing arch of the border joint complex of switch body, the frame is facing the one side epirelief of support arm is equipped with the installation base, be provided with on the terminal surface of installation base with the slot of trigger element grafting adaptation and being located the spacing arch of second in entry the place ahead of slot.

Preferably, the switch body is a magnetic inductor, and the trigger element is a magnet.

Preferably, the trigger element comprises a plate-shaped insertion piece and a magnet arranged on the insertion piece, and two opposite ends of the insertion piece are in insertion fit with the insertion slots.

Preferably, the driving mechanism comprises a motor base, a motor fixed on the motor base, a gland plate fixed on the air outlet side of the motor base, a driven disc clamped between the motor base and the gland plate and capable of rotating around the central axis of the motor base, and a driving wheel fixed on the output shaft of the motor and linked with the driven disc, and the driven disc is fixed with the air guide.

Preferably, a first annular guide structure which is embedded in the axial direction and used for radially positioning the driven disc is arranged between the driven disc and the motor base; and/or a second annular guide structure which is embedded in the axial direction and used for radially positioning the driven disc is arranged between the driven disc and the gland plate; wherein,

the first annular guide structure comprises a first annular guide rail arranged on the motor base and a first annular guide groove matched with the first annular guide rail;

the second annular guide structure comprises a second annular guide rail arranged on the gland plate and a second annular guide groove matched with the second annular guide rail, and the first annular guide groove and the second annular guide groove are both arranged on the driven disc.

Furthermore, in order to realize the above object, the utility model also provides an air conditioner, include the casing and arrange in heat exchanger, fan and wind channel in the casing, air conditioner still includes among the above-mentioned arbitrary technical scheme air ducting, the air inlet end in wind channel is located the dorsal part lower part of casing, the air-out end in wind channel is located the front side upper portion of casing, air ducting is located the air-out terminal department in wind channel.

Preferably, the air conditioner indoor unit further comprises an air outlet inner frame connected with the shell, the air outlet inner frame is provided with a through hole for accommodating the air guide device, the air guide device support is movably connected with the air outlet inner frame, and the air guide device can reciprocate along the axial direction of the air outlet.

Preferably, the air conditioner indoor unit further comprises a movable door movably connected with the casing, the movable door can be switched between a first position where the movable door is retracted to the lower part of the casing and a second position where a part of the movable door extends to the upper part of the casing, and when the movable door moves to the first position, the movable door is far away from the air outlet of the casing, so that the air outlet of the casing is communicated with the outside; when the movable door moves to the second position, the movable door shields the air outlet of the shell.

The utility model provides an air ducting and have its air conditioner indoor unit, through adopting the wind-guiding piece that can rotate in succession to wind, the component spare part of the whole set of air ducting is small in quantity, has greatly simplified structural design, and the wind-guiding piece motion is steady on the one hand, produces the noise little, and on the other hand wind is little through the windage of this wind-guiding piece, therefore the amount of wind loss is less, and air supply angle is big simultaneously, the distance is farther; in addition, the position of the air guide piece can be accurately detected through the positioning device, so that the air guide direction of the air guide piece is controlled, diversified air supply is realized, and the user experience is improved.

Drawings

Fig. 1 is an exploded schematic view of an embodiment of an air guiding device according to the present invention;

fig. 2 is a schematic structural view of the wind guide support shown in fig. 1;

FIG. 3 is an enlarged view of a portion A shown in FIG. 2;

fig. 4 is a schematic structural view of the wind guide shown in fig. 1;

fig. 5 is a partially enlarged view of a portion B shown in fig. 4;

fig. 6 is an assembly schematic view of an embodiment of the air guiding device of the present invention;

fig. 7 is a partially enlarged view of a portion C shown in fig. 6;

fig. 8 is an exploded view of an embodiment of a driving mechanism of an air guiding device according to the present invention.

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

Detailed Description

It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

The utility model provides an air conditioner indoor unit, in the first embodiment, this air conditioner indoor unit includes the casing (wherein figure 1 shows the front shell 100 of this casing) and arranges the heat exchanger in the casing in, fan and wind channel (the picture is all not shown), wherein the air intake and the air outlet with the wind channel intercommunication are seted up to the casing, heat exchanger and fan are arranged in the wind channel, under the drive of fan, the air gets into the wind channel by the air intake, see off along the wind channel from the air outlet behind the heat exchange of heat exchanger, realize adjusting ambient temperature's function from this. In practical application, the air conditioner indoor unit can be constructed into a vertical air conditioner indoor unit which can stably stand on the ground, and the air conditioner indoor unit can also be constructed into a wall-mounted air conditioner indoor unit which is hung on the wall surface so as to adapt to various space arrangement requirements. For the indoor unit of the floor air conditioner, in order to reduce noise, the air inlet is arranged at the lower part of the back side of the shell, and the air outlet is arranged at the upper part of the front side of the shell.

In addition, the air conditioner indoor unit of the embodiment further comprises an air guide device, wherein the air guide device is fixedly connected with the shell and is positioned at the tail end of the air outlet of the air duct, so that the air sent out through the air duct is guided through the air guide device, and multi-style air supply is realized.

In a second embodiment of the indoor unit of the air conditioner, the air guiding device is movably connected with the shell, and a driving mechanism for driving the air guiding device to reciprocate along the axial direction of the air outlet is further arranged between the air guiding device and the shell. When the air conditioner operates, the air guide device is driven to move a certain distance to the outer side of the air outlet so as to prolong the effective air supply stroke of the air duct and achieve the purposes of reducing air quantity loss and noise; when the air conditioner is closed, the air guide device is driven reversely to move a certain distance to the inner side of the air outlet so as to realize reset, and the appearance of the indoor unit of the air conditioner is integrally attractive.

In the third embodiment of the air conditioner indoor unit, an air outlet inner frame 200 may be further added between the air guiding device and the casing, the air outlet inner frame 200 is fixedly connected with the casing, and the air guiding device is movably connected with the air outlet inner frame 200, that is, the air guiding device may reciprocate along the axial direction of the air outlet under the driving of the driving mechanism, and the related connection structure between the air guiding device and the air outlet inner frame may refer to the description of the second embodiment. In addition, the perisporium of air-out inside casing 200 encloses to close and forms deep cavity structure, and air ducting wholly inlays in air-out inside casing 200, makes each linkage segment of wind channel link up in place from this, and the wind channel resistance is little, is favorable to improving the air output.

In the fourth embodiment of the indoor unit of the air conditioner, a movable door (not shown) movably connected with the shell is additionally arranged in the shell, the movable door can be converted between a first position where the movable door is retracted to the lower part of the shell and a second position where a part of the movable door extends to the upper part of the shell, and when the movable door moves to the first position, the movable door is far away from the air outlet of the shell, so that the air outlet of the shell is communicated with the outside; when the movable door moves to the second position, the movable door shields the air outlet of the shell. Therefore, the air outlet of the shell can be opened or closed according to the using state of the air conditioner, the air outlet of the shell is selectively closed, on one hand, dust can be prevented from entering the interior to pollute air, and on the other hand, the appearance of the indoor unit of the air conditioner can be more attractive. In addition, can also combine with above-mentioned air conditioner's second, third embodiment on the basis of this embodiment, when the air conditioner closed, air ducting receives the back drive and moves certain distance toward the air outlet inboard, can provide the space of dodging for the closing process of dodging the dodge gate from this, has reduced air conditioner's thickness greatly, is favorable to the product to the development of ultra-thin model. And, when the air conditioner moves, air ducting receives the drive and moves certain distance towards the air outlet outside, and air ducting can closely link up the air outlet and the wind channel of casing from this, further reduces amount of wind loss and noise.

Referring to fig. 1 to 8, in any embodiment of the above-mentioned air conditioner indoor unit, the air guiding device includes an air guiding support 300 having a circular air outlet 311, an air guiding member 400 corresponding to the position of the air outlet 311 and rotatable around the axis of the air outlet 311, a driving mechanism 500 disposed between the air guiding support 300 and the air guiding member 400, and a positioning device 600 disposed corresponding to the air guiding member 400, wherein the driving mechanism 500 is configured to provide power for the rotation of the air guiding member 200, so that the air guiding member 400 rotates at a preset rotation speed and direction, the positioning device 600 is configured to detect the position of the air guiding member 400, when the air guiding member 400 rotates to a preset position, the positioning device 600 generates a sensing signal, so as to accurately know the start position of the air guiding member 400, and then calculate the rotation angle of the air guiding member 400 from the preset position by the driving mechanism 500, so as to position the air guiding member 400 at a specific position, thereby realizing the wind guiding at a specific angle. The air guide support 100 of the embodiment is a component independent from the housing, and compared with the mounting and positioning structure in which the air guide device is integrally formed on the housing, the air guide support is beneficial to the production of an air conditioner indoor unit from the perspective of structural design and manufacturing process, greatly reduces the production cost, and is beneficial to after-sale maintenance operation due to a split structure.

The wind guide 400 includes an outer frame 410 having a circular ring shape and a plurality of guide vanes 420 disposed in the outer frame 410, wherein the outer frame 410 is configured to receive the power output of the driving mechanism 500 and provide corresponding support for the guide vanes 420. The positioning device 600 includes a switch body 610 fixed on the air guide support 300 and a trigger element 620 fixed on the outer frame 410, wherein the switch body 610 is connected with a controller of an indoor unit of an air conditioner to send a formed sensing signal to the controller, the position of the air guide 400 is accurately reflected, and the switch body 610 and the trigger element 620 have a corresponding positional relationship, when the driving mechanism 500 drives the air guide 400 to rotate to a preset position, the trigger element 620 can be strongly coupled with the switch body 610, so that the switch body 610 forms the sensing signal.

The guide vanes 420 are in a flat plate shape and are equidistantly and parallelly distributed in the outer frame 410, and the positions far away from the outer frame 410 are connected with the guide vanes 420 through ribs perpendicular to the guide vanes 420, so that the overall strength and rigidity of the air guide 400 are improved. In order to achieve the air guide function (that is, to blow air to a specific position by rotating the air guide 400 to a specific angle), the guide vane 420 is inclined at a certain angle with respect to the central axis of the air guide 400. Alternatively, the guide vanes 420 are radially distributed from the center of the outer frame 410, and the guide vanes 420 are twisted clockwise or counterclockwise as a whole, so that both sides of the guide vanes 420 that are tangential to the wind have a wind guiding effect. In addition, the air guide 400 has other various embodiments to meet various air guide requirements, which are not listed here.

Specifically, the air guide support 300 includes an annular frame 310 enclosing an air outlet 311 and a support seat 320 corresponding to the position of the air outlet 311, the support seat 320 may be disposed in the air outlet 311, or the support seat 320 may be disposed outside the air outlet 311, and the support seat 320 is connected to the frame 310 through a plurality of support arms 330 spaced along the circumferential direction, so that the driving mechanism 500 may be fixed on the air outlet side of the support seat 320, thereby implementing the installation and positioning of the air guide 400. Because the supporting seat 320 and the supporting arms 330 are both located in the air duct, the wind resistance is increased to a certain extent, so that the number of the supporting arms 330 can be reduced under the requirement of meeting the connection strength in practical application, for example, the supporting seat 320 of the embodiment is connected with the frame body 310 through the three supporting arms 330 uniformly distributed along the circumferential direction, and the windward surface of the supporting seat 320 is configured into a hemispherical surface or a conical surface.

The air guide 400 is installed in the housing 310, and controls a gap between an outer circumferential surface of the air guide 400 and an inner circumferential surface of the housing 310, thereby reducing air loss and noise. The influence of the positioning device 600 on the air volume and noise can be reduced by selecting an arrangement in which the trigger element 620 is mounted on the windward side of the wind guide 400 and the switch body 610 is mounted on the support arm 330, corresponding to the arrangement of the wind guide 400. It should be noted that, by installing the switch body 610 on the plurality of support arms 330, a plurality of start positions of the air guide 400 can be formed, so that when the air guide direction of the air guide 400 is selected, the air guide 400 can quickly find the start position and rotate to a preset position. In the embodiment, the switch body 610 is installed on one of the supporting arms 330, the supporting arm 330 is concavely provided with a mounting groove 331 adapted to the switch body 610, and the side wall of the mounting groove 331 is provided with a first limit projection 333 snap-fitted with the edge of the switch body 610, wherein the mounting groove 331 may be provided on a side of the support arm 330 facing the wind guide 400, or may be provided on a side of the support arm 330 facing away from the wind guide 400, in the latter case, in order to ensure that the switch body 610 can be strongly coupled with the trigger element 620, the bottom surface of the mounting groove 331 is provided with a through hole 332 for exposing an effective coupling portion of the switch body 610, the switch body 610 can be installed in the mounting groove 331 by pressing, the switch body 610 can be prevented from coming off under the clamping action of the first limit protrusion 333, and the structure is simple, the fixing effect is good, and therefore the switch is suitable for fixing small-sized structural parts. As for the fixing structure of the trigger element 620, in an alternative embodiment, a mounting boss 411 is convexly disposed on a surface of the outer frame 410 facing the support arm 330, the mounting boss 411 may be any suitable shape and structure, but a shape adapted to the shape of the trigger element 620 is preferably selected to reduce the occupied space, a slot adapted to be plugged into the trigger element 620 and a second limiting protrusion 412 located in front of an entrance of the slot are disposed on an end surface of the mounting boss 411, and the trigger element 620 can be stably positioned in the slot of the mounting boss 411 by pushing the trigger element 620 to pass over the second limiting protrusion 412, which has the characteristics of simple structure and easy assembly and disassembly.

In other embodiments, the switch body 610 and the trigger element 620 may be fixed to their corresponding structures by screws, and it is only necessary to ensure that the switch body 610 is located on the stationary member and the trigger element 620 is located on the moving member, and the switch body 610 and the trigger element 620 can be strongly coupled, regardless of other conditions.

In a preferred embodiment, the positioning device 600 employs a non-contact detection principle, for example, the positioning device 600 is a magnetic induction switch, the switch body 610 is a magnetic inductor, and the trigger element 620 is a magnet, in order to facilitate the installation of the trigger element 620, the trigger element 620 includes a plate-shaped insertion piece 621 and a magnet 622 disposed on the insertion piece 621, and opposite ends of the insertion piece 621 are inserted into and engaged with the insertion slots of the installation boss 411; for another example, the positioning device 600 is a photoelectric switch, the switch body 610 is integrated with a transmitter and a receiver, the trigger element 620 has a reflective surface, when the switch body 610 is opposite to the trigger element 620, a light beam emitted by the transmitter is reflected by the trigger element 620 and enters the receiver, so that the receiver forms an induction signal; for another example, the positioning device 600 is a proximity switch, and may be a capacitive proximity switch or an inductive proximity switch. Of course, the positioning device 600 can be any other suitable switch detection device, including contact and non-contact, which are not listed here.

As one of the preferred embodiments of the driving mechanism 500, the driving mechanism 500 includes a motor base 520, a motor 510 fixed to the motor base 520, a cover plate 550 fixed to the air outlet side of the motor base 520, a driven plate 540 interposed between the motor base 520 and the cover plate 550 and rotatable around the central axis of the motor base 520, and a driving wheel 530 fixed to the output shaft of the motor 510 and cooperating with the driven plate 540, wherein the driven plate 540 is fixed to the air guide 400, and the air guide 400 rotates with the driven plate 540, for example, the air guide 400 further has a center platform 430 located at the center thereof and connected to the driven plate 540 through the center platform 430. In this embodiment, the driving mechanism 500 is fixed on the supporting base 320, and the end surface of the supporting base 320 on the air outlet side is recessed inwards to form a cavity for accommodating the motor 510 and the motor base 520, so as to reduce the influence of the components in the air duct on the air volume and noise. In addition, the driving pulley 530 and the driven pulley 540 may be constructed in various structures, and transmission between the two may be achieved by selecting the corresponding fitting types. More specifically, the driving wheel 530 is a gear, the driven disc 540 is hollow, and a plurality of gear teeth 541 (the driven disc 540 is equivalent to an internal gear) are uniformly distributed along the circumferential direction on the inner circumferential surface, so that the driving wheel 530 is engaged with the gear teeth 541 of the driven disc 540 to realize transmission; for another example, the driving wheel 530 is a friction wheel, the driven disc 540 is hollow, and the driving wheel 530 is in contact fit with the inner circumferential surface of the driven disc 540, it should be understood that the driving wheel 530 and the driven disc 540 should be in close contact and have a sufficiently large static friction force, thereby realizing transmission; for another example, the driving wheel 530 and the driven wheel 540 are both pulleys, and the two are driven by a belt, and in the specific implementation, those skilled in the art can adapt the relevant components of the driving mechanism 500 according to the teachings of the present embodiment, and will not be described herein again. Preferably, the driving wheel 530 and the driven wheel 540 of the present embodiment are geared with each other, so that the driving mechanism 500 is more compact and space-saving, and the air guide 400 can be driven smoothly.

Through add action wheel 530 and driven plate 540 between motor 510's output shaft and air guide 400 to driven plate 540 is stabilized and is rotated on motor cabinet 520, consequently has improved air guide 400 at to a great extent and has made rotary motion's stability, can make air guide 400 rotate around the axis of settlement all the time, can prevent air guide 400 because of producing the problem that rocks and cause the noise at the motion in-process.

As shown in fig. 8, as a specific example structure, the motor base 520 is substantially circular, a shaft hole 521 for passing an output shaft of the motor 510 is formed in the center of the motor base, and the motor 510 and the driving wheel 530 are located at opposite sides of the motor base 520, so as to save space; the driven disc 540 is circular, is sleeved on the motor base 520 and is rotatably connected with the motor base 520, and then the driven disc 540 is positioned through the disc-shaped gland plate 550 to limit the axial movement of the driven disc 540, for example, the motor base 520 is provided with a plurality of studs 522 spaced along the circumferential direction and extending towards the gland plate 550, and the gland plate 550 is connected with each corresponding stud 522 through a screw; the driven disc 540 and the air guide 400 are also preferably fastened and fixed by screws, and the end face of the driven disc 540 is provided with a plurality of studs 542 spaced along the circumferential direction and extending towards the air guide 400, wherein the height of the studs 542 is greater than the maximum thickness of the gland plate 550 so as to prevent the air guide 400 and the gland plate 550 from interfering. In addition, a disc-shaped connecting member (not shown) may be added between the driven plate 540 and the air guide 400, which is beneficial to reducing the difficulty of molding the air guide 400 by simplifying the structural design of the air guide 400. Further, in order to reduce the frictional resistance between the motor mount 520 and the driven disc 540 and prevent the driven disc 540 from creeping during rotation, rollers or balls may be installed between the mating interfaces of the motor mount 520 and the driven disc 540.

Further, a first annular guide structure which is embedded in the axial direction and used for radially positioning the driven disc 540 is arranged between the driven disc 540 and the motor base 520, and the first annular guide structure also plays a role in supporting and stabilizing the driven disc 540, so that the structural design is simplified, and the realization function of the structure is enriched. Wherein, the first annular guiding structure includes a first annular guiding rail 523 disposed on the motor base 520 and a first annular guiding groove (not shown) matched with the first annular guiding rail 523, the first annular guiding groove is disposed on a side of the driven disc 540 facing the motor base 520, the first annular guiding rail 523 is a closed structure continuously extending along the circumferential direction, and has a higher positioning and guiding effect, and of course, the first annular guiding structure may be disposed in segments, but the segments should be on the same circumference. In other embodiments, instead of or in combination with the first annular guide structure described above, a second annular guide structure (not shown) may be provided between the driven disk 540 and the gland plate 550 that engages in the axial direction to radially position the driven disk 540, the second annular guide structure acting in the same manner as the first annular guide structure, wherein the second annular guide structure includes a second annular rail provided on the gland plate 550 and a second annular guide groove that engages the second annular rail, the second annular guide groove also being provided on the driven disk 540.

According to the technical scheme of the embodiment of the utility model, through adopting the wind-guiding piece 400 that can rotate in succession to wind, the whole set of wind-guiding device has few components, greatly simplifies the structural design, on one hand, the wind-guiding piece 400 moves steadily, produces little noise, on the other hand, the wind resistance of wind passing through the wind-guiding piece 400 is small, therefore the loss of the amount of wind is less, and simultaneously the air supply angle is large, and the distance is farther; in addition, the position of the air guide 400 can be accurately detected through the positioning device 600, so that the air guide direction of the air guide 400 is controlled, diversified air supply is realized, and the user experience is improved.

The above is only the preferred embodiment of the present invention, and not the scope of the present invention, all the equivalent structures or equivalent flow changes made by the contents of the specification and the drawings or the direct or indirect application in other related technical fields are included in the patent protection scope of the present invention.

Claims

1. The air guide device is characterized by comprising an air guide support with a circular air outlet, an air guide which corresponds to the position of the air outlet and can rotate around the axis of the air outlet, a driving mechanism which is arranged between the air guide support and the air guide, and a positioning device which corresponds to the air guide, wherein the driving mechanism drives the air guide to rotate to a preset position, and the positioning device forms an induction signal.

2. The air guide device according to claim 1, wherein the air guide member includes an outer frame having a circular ring shape and a guide vane disposed in the outer frame, the positioning device includes a switch body fixed to the air guide member bracket and a trigger element fixed to the outer frame, and when the driving mechanism drives the air guide member to rotate to a preset position, the trigger element is coupled to the switch body, so that the switch body forms an induction signal.

3. The air guide device according to claim 2, wherein the air guide support includes a frame body enclosing the air outlet and a support seat corresponding to the position of the air outlet, the support seat is connected to the frame body through a plurality of support arms spaced apart along a circumferential direction, the driving mechanism is fixed on an air outlet side of the support seat, at least one support arm is concavely provided with a mounting groove adapted to the switch body, a first limit protrusion engaged with an edge of the switch body is provided on a side wall of the mounting groove, a mounting boss is convexly provided on a side of the outer frame facing the support arms, and a slot engaged with the trigger element and a second limit protrusion located in front of an inlet of the slot are provided on an end surface of the mounting boss.

4. The air guiding device as defined in claim 3, wherein the switch body is a magnetic sensor, and the triggering element is a magnet.

5. The air guide device as claimed in claim 4, wherein the trigger element includes a plate-shaped insertion piece and a magnet disposed on the insertion piece, and opposite ends of the insertion piece are in insertion fit with the insertion slots.

6. The air guide device according to claim 1, wherein the driving mechanism includes a motor base, a motor fixed to the motor base, a gland plate fixed to an air outlet side of the motor base, a driven disc interposed between the motor base and the gland plate and rotatable around a central axis of the motor base, and a driving wheel fixed to an output shaft of the motor and interlocked with the driven disc, and the driven disc is fixed to the air guide.

7. The air guide device as claimed in claim 6, wherein a first annular guide structure is provided between the driven disc and the motor base, and the first annular guide structure is axially engaged with the motor base to radially position the driven disc; and/or a second annular guide structure which is embedded in the axial direction and used for radially positioning the driven disc is arranged between the driven disc and the gland plate; wherein,

8. An air conditioner indoor unit, comprising a shell, a heat exchanger, a fan and an air duct, wherein the heat exchanger, the fan and the air duct are arranged in the shell, the air conditioner indoor unit is characterized by further comprising the air guide device as claimed in any one of claims 1 to 7, an air inlet end of the air duct is positioned at the lower portion of the back side of the shell, an air outlet end of the air duct is positioned at the upper portion of the front side of the shell, and the air guide device is positioned at the tail end of the air outlet of the air duct.

9. The indoor unit of claim 8, further comprising an inner air outlet frame connected to the housing, wherein the inner air outlet frame is provided with a through hole for accommodating the air guide device, the air guide device bracket is movably connected to the inner air outlet frame, and the air guide device can reciprocate along the axial direction of the air outlet.

10. The indoor unit of claim 8, further comprising a movable door movably connected to the housing, wherein the movable door is switchable between a first position in which the movable door is retracted to a lower portion of the housing and a second position in which a portion of the movable door is extended to an upper portion of the housing, and wherein the movable door is moved to the first position to be away from the outlet of the housing, such that the outlet of the housing is in communication with the outside; when the movable door moves to the second position, the movable door shields the air outlet of the shell.