CN113970179A

CN113970179A - Air conditioner

Info

Publication number: CN113970179A
Application number: CN202010710464.7A
Authority: CN
Inventors: 丁鹏垒; 张爱川
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: 2020-07-22
Filing date: 2020-07-22
Publication date: 2022-01-25

Abstract

The invention discloses an air conditioner, comprising: a housing; the driving box is arranged in the shell; the door is opened and closed, a guide groove extending along the moving direction of the door is arranged on the driving box and comprises a main body section and a bending section, the other end of the bending section extends in an inclined mode towards the outer portion of the shell, a first guide column and a second guide column matched with the guide groove are arranged on the door, the first guide column and the second guide column are spaced along the moving direction of the door, a notch is formed in the side wall, facing the outer portion of the shell, of the main body section, and when the first guide column is located at one end, far away from the main body section, of the bending section, the second guide column is opposite to the notch and can move out of the main body section from the notch; and the driving mechanism is arranged on the driving box and is connected with the switch door, and when the air outlet is closed, the driving mechanism drives the second guide column to pass through the notch to move towards the outer side direction of the shell. According to the air conditioner of the invention, the switch door is closer to the outer side of the shell at the position of closing the air outlet.

Description

Air conditioner

Technical Field

The invention relates to the technical field of air treatment equipment, in particular to an air conditioner.

Background

In the related art, an opening and closing door is arranged at an air outlet of the air conditioner, the opening and closing door is located on the inner side of the shell and moves on the inner side of the shell to open or close the air outlet, and when the opening and closing door closes the air outlet, the opening and closing door is also located on the inner side of the shell, and the opening and closing door cannot be well attached to the air outlet.

Disclosure of Invention

The present invention is directed to solving at least one of the problems of the prior art. Therefore, the invention provides an air conditioner, when the air outlet is closed by the switch door of the air conditioner, the switch door is closer to the outer side of the shell.

An air conditioner according to an embodiment of the present invention includes: the air conditioner comprises a shell, wherein an air outlet is formed in the shell; the driving box is arranged in the shell; the air outlet opening and closing device comprises a driving box, an opening and closing door, a guide groove, a first guide column and a second guide column, wherein the opening and closing door is movably arranged on the driving box to open or close the air outlet, the driving box is provided with the guide groove extending along the moving direction of the opening and closing door, one end of the bending section is connected with one end of the main section, the other end of the bending section extends towards the direction outside the shell in an inclined mode, the opening and closing door is provided with the first guide column and the second guide column which are matched with the guide groove, the first guide column and the second guide column are spaced along the moving direction of the opening and closing door, the side wall of the main section facing the outside of the shell is provided with a notch, and when the first guide column is located at one end, far away from the main section, of the bending section, the second guide column is opposite to the notch and can move out of the main section from the notch; the driving mechanism is arranged on the driving box and connected with the switch door, when the air outlet is closed, the driving mechanism drives the first guide column and the second guide column to move along the guide groove, and the first guide column is positioned at one end of the bending section far away from the main body section and drives the second guide column to pass through the notch to move towards the direction of the outer side of the shell.

According to the air conditioner of the embodiment of the invention, the guide groove is arranged on the driving box and comprises the main body section and the bending section connected with the main body section, one end of the bending section, which is far away from the main body section, inclines towards the outer direction of the shell, the main body section is provided with the notch, the switch door is provided with the first guide column and the second guide column which are matched with the guide groove, when the first guide column is positioned at one end of the bending section, which is far away from the main body section, the second guide column is opposite to the notch and can move out of the guide groove from the notch, when the air outlet is closed, the front end and the rear end of the switch door can be driven to move towards the outer direction of the shell through the driving mechanism, so that the switch door is closer to the outer side of the shell at the position of closing the air outlet, the air outlet can be better blocked, dust can be prevented from entering from the air outlet, in addition, the distance between the appearance surface of the switch door and the appearance surface of the shell can be smaller, the appearance effect of the air conditioner is improved.

According to some embodiments of the invention, the drive mechanism comprises: the motor is arranged on the driving box; the gear is connected with the motor; the rack is movably arranged on the driving box, the rack is meshed with the gear, and the moving direction of the rack is the same as that of the opening and closing door; and one end of the connecting rod is rotatably connected with the switch door, and the other end of the connecting rod is rotatably connected with the rack.

In some embodiments of the present invention, a first protruding pillar is disposed on the switch door, one end of the connecting rod is sleeved on the first protruding pillar, a second protruding pillar is disposed on the rack, and the other end of the connecting rod is sleeved on the second protruding pillar.

In some embodiments of the present invention, a first limiting member is disposed at a free end of the first protruding pillar, the connecting rod is located between the first limiting member and the door, a second limiting member is disposed at a free end of the second protruding pillar, and the connecting rod is located between the second limiting member and the rack.

In some embodiments of the present invention, the link is rotatably connected to an end of the opening and closing door on a side of the second guide post away from the first guide post.

In some embodiments of the present invention, the driving case includes an upper cover and a lower cover, the upper cover and the lower cover are connected, the motor is located on the upper cover, the gear and the rack are located between the upper cover and the lower cover, and the guide groove is located on the lower cover.

In some embodiments of the invention, a side of the rack facing the outside of the housing is provided with a skirt, and when the opening and closing door opens the air outlet, the skirt is opposite to the air outlet.

According to some embodiments of the invention, the depth of the notch is less than the depth of the guide groove, the extension depth of the first guide post in the guide groove is greater than the depth of the notch, and the extension depth of the second guide post in the guide groove is less than the depth of the notch.

According to some embodiments of the invention, when the air outlet is closed by the switch door, the appearance surface of the switch door is flush with the appearance surface of the housing.

In some embodiments of the present invention, there are two driving boxes, two driving boxes are respectively located at two opposite ends of the switch door, and two driving mechanisms are in one-to-one correspondence with the two driving boxes.

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

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a perspective view of an air conditioner according to an embodiment of the present invention;

fig. 2 is a sectional view of an air conditioner according to an embodiment of the present invention;

fig. 3 is a perspective view of a partial structure of an opening and closing door and a driving case of an air conditioner according to an embodiment of the present invention;

FIG. 4 is an enlarged view at A in FIG. 3;

fig. 5 is a perspective view of an opening and closing door of an air conditioner according to an embodiment of the present invention;

fig. 6 is a plan view of a partial structure of a driving case of an air conditioner according to an embodiment of the present invention;

FIG. 7 is an enlarged view at B in FIG. 6;

fig. 8 is a perspective view of a driving case, a driving mechanism and an opening and closing door of an air conditioner according to an embodiment of the present invention;

FIG. 9 is an enlarged view at C in FIG. 8;

fig. 10 is a plan view of a driving case, a driving mechanism and an opening and closing door of an air conditioner according to an embodiment of the present invention;

fig. 11 is a perspective view of a partial structure of a driving case, a driving mechanism and an opening and closing door of an air conditioner according to an embodiment of the present invention;

fig. 12 is a plan view of a rack gear of an air conditioner according to an embodiment of the present invention;

fig. 13 is a perspective view of another angle of the opening and closing door, the driving mechanism and a part of the structure of the driving case of the air conditioner according to the embodiment of the present invention.

Reference numerals:

the air-conditioner (100) is provided with,

the shell body 1, the air outlet 11,

the driving box 2, the upper cover 21, the lower cover 22, the guide slot 221, the main body segment 2211, the bending segment 2212, the notch 2222,

a switch door 3, a first guide post 31, a second guide post 32, a first convex post 33,

the driving mechanism 4, the motor 41, the gear 42, the rack 43, the skirt 431, the second boss 432 and the connecting rod 44.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "depth", "upper", "lower", "front", "back", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.

An air conditioner 100 according to an embodiment of the present invention is described below with reference to the accompanying drawings.

As shown in fig. 1, 2 and 8, an air conditioner 100 according to an embodiment of the present invention includes a case 1, a driving case 2, a switching door 3 and a driving mechanism 4.

Specifically, as shown in fig. 1 and 2, the housing 1 is provided with an air outlet 11. In the example shown in fig. 1 and 2, the outlet port 11 extends in the up-down direction. The driving box 2 is arranged in the shell 1, and the driving box 2 can be used for bearing the driving mechanism 4 and the opening and closing door 3 and providing a supporting platform for the driving mechanism 4 and the opening and closing door 3. As shown in fig. 3 and 8, the switch door 3 is movably disposed on the driving box 2 to open or close the air outlet 11, when the switch door 3 opens the air outlet 11, the air outlet 11 can normally output air, and the air conditioner 100 can implement a cooling or heating function; when the switch door 3 closes the air outlet 11, the switch door 3 blocks the air outlet 11, so that the dustproof effect can be achieved, and meanwhile, the attractiveness of the air conditioner 100 can be improved.

As shown in fig. 6 and 7, the driving box 2 is provided with a guide groove 221 extending along the moving direction of the switch door 3, the guide groove 221 includes a main body segment 2211 and a bent segment 2212, the main body segment 2211 and the bent segment 2212 are sequentially arranged in the direction in which the switch door 3 closes the air outlet 11, one end of the bent segment 2212 is connected to one end of the main body segment 2211, and the other end of the bent segment 2212 extends obliquely toward the outside of the housing 1. As shown in fig. 3 to 5, the opening/closing door 3 is provided with a first guide column 31 and a second guide column 32 which are matched with the guide groove 221, the first guide column 31 and the second guide column 32 are spaced apart along the moving direction of the opening/closing door 3, and in the direction of closing the air outlet 11 by the opening/closing door 3, the first guide column 31 is located at the front end of the second guide column 32, and the first guide column 31 and the second guide column 32 slide in the guide groove 221, which can define the moving track of the opening/closing door 3, thereby guiding the opening/closing door 3 and facilitating the opening/closing of the air outlet 11 by the opening/closing door 3.

Alternatively, the first guide post 31 and the second guide post 32 are respectively located at both ends of the moving direction of the opening and closing door 3. Thereby facilitating guiding of the opening and closing door 3.

When the air outlet 11 is closed, the first guiding column 31 and the second guiding column 32 move along the guiding slot 221, and the first guiding column 31 can move from the main body segment 2211 to the end of the bending segment 2212 far away from the main body segment 2211, because the end of the bending segment 2212 far away from the main body segment 2211 extends obliquely towards the outside of the housing 1, the first guiding column 31 drives the corresponding end of the switch door 3 to move towards the outside of the housing 1. The sidewall of the main body segment 2211 facing the outside of the housing 1 is provided with a notch 222, and when the first guiding column 31 is located at an end of the bending segment 2212 far away from the main body segment 2211, the second guiding column 32 is opposite to the notch 222 and can be moved out of the main body segment 2211 from the notch 222. It can be understood that, when the air outlet 11 is closed, when the first guiding column 31 moves to an end of the bending section 2212 far from the main body section 2211, the second guiding column 32 is opposite to the notch 222 and can move from the notch 222 to the outside. From this can make the other end of switch door 3 also can move towards casing 1 outside for whole switch door 3 is being close to the casing 1 outside more in the position of closing air outlet 11, can be so that switch door 3 is located air outlet 11, and better shutoff air outlet 11 avoids advancing the ash from air outlet 11, in addition, can make the distance between the outward appearance face of switch door 3 and the outward appearance face of casing 1 littleer, improves air conditioner 100's outward appearance effect.

In addition, the switch door 3 of the application is assembled in one guide groove 221, so that the assembly is simple, and the production efficiency is high.

Preferably, when the opening/closing door 3 closes the outlet 11, the external surface of the opening/closing door 3 is flush with the external surface of the housing 1. Therefore, the air outlet 11 can be better plugged by opening and closing the door 3, dust entering from the air outlet 11 is avoided, the appearance effect of the air conditioner 100 can be further improved, and the appearance attractiveness of the air conditioner 100 is improved.

The driving mechanism 4 is provided on the driving box 2, the driving mechanism 4 is connected to the opening/closing door 3, and when the air outlet 11 is closed, the driving mechanism 4 drives the first guide post 31 and the second guide post 32 to move along the guide groove 221, and when the first guide post 31 is located at an end of the bending section 2212 far from the main body section 2211, the driving mechanism 4 drives the second guide post 32 to move through the notch 222 toward the outside of the housing 1. Be convenient for drive switch door 3 and remove towards 1 outside direction of casing to make switch door 3 more be close to the casing 1 outside in the position of closing air outlet 11, can be so that switch door 3 is located air outlet 11, better shutoff air outlet 11 avoids advancing the ash from air outlet 11, in addition, can be so that the distance between the outward appearance face of switch door 3 and the outward appearance face of casing 1 is littleer, improves air conditioner 100's outward appearance effect.

According to the air conditioner 100 of the embodiment of the present invention, the guide groove 221 is provided on the driving box 2, and the guide groove 221 includes the main body segment 2211 and the bending segment 2212 connected to the main body segment 2211, one end of the bending segment 2212 away from the main body segment 2211 is inclined toward the outside of the housing 1, the main body segment 2211 is provided with the notch 222, the switch door 3 is provided with the first guide column 31 and the second guide column 32 which are matched with the guide groove 221, when the first guide column 31 is located at one end of the bending segment 2212 away from the main body segment 2211, the second guide column 32 is opposite to the notch 222 and can be moved out of the guide groove 222, when the air outlet 11 is closed, the front end and the rear end of the switch door 3 can be driven by the driving mechanism 4 to move toward the outside of the housing 1, so that the switch door 3 is closer to the outside of the housing 1 at the position where the air outlet 11 is closed, and the switch door 3 can be located in the air outlet 11, better shutoff air outlet 11 avoids advancing the ash from air outlet 11, in addition, can make the distance between the outward appearance face of switch door 3 and the outward appearance face of casing 1 littleer, improves air conditioner 100's outward appearance effect.

In some embodiments of the present invention, as shown in fig. 9-12, the driving mechanism 4 includes a motor 41, a gear 42, a rack 43 and a link 44, specifically, the motor 41 is disposed on the driving box 2, the gear 42 is connected to the motor 41, the rack 43 is movably disposed on the driving box 2, a moving direction of the rack 43 is the same as a moving direction of the opening and closing door 3, the rack 43 is engaged with the gear 42, the motor 41 drives the gear 42 to rotate, and the gear 42 drives the rack 43 to move on the driving box 2. One end of the link 44 is rotatably connected to the opening/closing door 3, and the other end of the link 44 is rotatably connected to the rack 43. In the process of moving the rack 43, the rack 43 drives the opening and closing door 3 to move through the connecting rod 44, so that the opening and closing door 3 opens or closes the air outlet 11.

Specifically, during the process of closing the outlet 11 by the switch door 3, the rack 43 drives the switch door 3 to move through the link 44, and the first guide column 31 moves from the main body section 2211 to the bent section 2212 along the guide groove 221, so that the front end of the switch door 3 moves toward the outside of the housing 1. The second guiding column 32 moves along the main body 2211, when the first guiding column 31 moves to the end of the bending section 2212 far away from the main body 2211, the second guiding column 32 is opposite to the notch 222, at this time, the rack 43 continues to move and pushes the link 44 to move, since the switch door 3 cannot continue to move along the guiding groove 221, the link 44 pushes the switch door 3, the second guiding column 32 moves out of the guiding groove 221 from the notch 222 towards the outside of the housing 1, and thus the rear end of the switch door 3 also moves forwards, as shown in fig. 13.

The front end and the rear end are relative to the case that the opening/closing door 3 closes the air outlet 11, and the front end moves to the air outlet 11 first and the rear end moves to the air outlet 11 later.

In this application, make switch door 3 when closing air outlet 11 through above-mentioned drive structure, thereby make whole switch door 3 all remove towards casing 1 outside, the position that closes air outlet 11 at switch door 3 is more close to the casing 1 outside, can make switch door 3 be located air outlet 11, better shutoff air outlet 11, avoid advancing the ash from air outlet 11, in addition, can make the distance between the outward appearance face of switch door 3 and the outward appearance face of casing 1 littleer, improve air conditioner 100's outward appearance effect. And above-mentioned actuating mechanism 4 simple structure, with low costs, the reliability is high, can make switch door 3 to the outer distance that moves of casing 1 bigger, is convenient for realize switch door 3's outward appearance face and casing 1's outward appearance face parallel and level. In addition, the motor 41 is adopted to drive the switch door 3 to close the air outlet 11 and move towards the outer side direction of the shell 1, so that the cost is saved.

As shown in fig. 9 and 11, the switch door 3 is provided with a first protruding pillar 33, one end of the connecting rod 44 is sleeved on the first protruding pillar 33, the rack 43 is provided with a second protruding pillar 432, and the other end of the connecting rod 44 is sleeved on the second protruding pillar 432. The cross section of the first convex column 33 is circular, the cross section of the second convex column 432 is also circular, two ends of the connecting rod 44 are respectively provided with a round hole, and the round holes are sleeved on the first convex column 33 or the second convex column 432, so that the connecting rod 44 is connected with the switch door 3 and the rack 43 in a rotating manner, the switch door 3 is pushed to move along the guide groove 221 in the process of moving the rack 43, and the switch door 3 is pushed to move towards the outer direction of the shell 1 when the second guide column 32 is opposite to the notch 222.

Further, a first limiting member is disposed at a free end of the first protruding pillar 33, the connecting rod 44 is located between the first limiting member and the switch door 3, a second limiting member is disposed at a free end of the second protruding pillar 432, and the connecting rod 44 is located between the second limiting member and the rack 43. Therefore, the connecting rod 44 can be limited to fall off from the first convex column 33 and the second convex column 432, and the moving reliability of the opening and closing door 3 is improved.

Alternatively, the first and second limiting members may be screws, the screws are connected to the first and

second bosses

33 and 432, and the nuts of the screws limit the connection rod 44 to be disengaged from the first and

second bosses

33 and 432.

In some embodiments of the present invention, as shown in fig. 10 and 13, the link 44 is rotatably connected to the end of the opening/closing door 3 on the side of the second guide post 32 away from the first guide post 31. It is understood that the opening and closing door 3 has a front end and a rear end in a direction of closing the outlet port 11, and the link 44 is rotatably connected to the rear end of the opening and closing door 3. Thereby facilitating the rear end of the opening/closing door 3 driven by the link 44 to move toward the outside of the housing 1 when the second guide post 32 and the notch 222 are opposed.

As shown in fig. 10 and 11, the driving case 2 includes an upper cover 21 and a lower cover 22, the upper cover 21 is coupled to the lower cover 22, the motor 41 is positioned on the upper cover 21, the gear 42 and the rack 43 are positioned between the upper cover 21 and the lower cover 22, and the guide groove 221 is positioned on the lower cover 22. Therefore, the layout of the driving mechanism 4 is convenient, the fixing of the driving mechanism 4 is convenient, and the working reliability of the driving mechanism 4 can be improved.

As shown in fig. 12, a skirt 431 is provided on a side of the rack 43 facing the outside of the housing 1, and when the outlet 11 is opened by opening and closing the door 3, the skirt 431 is opposed to the outlet 11. Therefore, when the air outlet 11 is opened by the switch door 3, because the rack 43 and the switch door 3 move towards the inside of the shell 1, a gap exists at the position, the skirt edge 431 is arranged to play a role of shielding the internal structure relative to the air outlet 11, air leakage at the position is avoided, and the appearance attractiveness of the air conditioner 100 can be improved. In addition, the rack 43 facing the skirt 431 has no teeth on the side facing the inside of the housing 1 and has teeth on the part, so that the structure of the rack 43 can be simplified.

In some embodiments of the present invention, the depth of the notch 222 is less than the depth of the guide groove 221, the extension depth of the first guide pillar 31 in the guide groove 221 is greater than the depth of the notch 222, and the extension depth of the second guide pillar 32 in the guide groove 221 is less than the depth of the notch 222. Therefore, when the first guide column 31 moves along the guide groove 221 and passes through the notch 222, the first guide column 31 can be better avoided from moving out of the guide groove 221 from the notch 222, the second guide column 32 can be ensured to smoothly move out of the guide groove 221 at the position of the notch 222 and move towards the outside of the shell 1, and the reliability of movement of the switch door 3 is ensured.

In some embodiments of the present invention, two driving boxes 2 are provided, two driving boxes 2 are respectively located at two opposite ends of the opening and closing door 3, two opposite ends of the opening and closing door 3 are respectively movably disposed on the corresponding driving boxes 2, two driving mechanisms 4 are provided, the two driving mechanisms 4 are in one-to-one correspondence with the two driving boxes 2, and the two driving mechanisms 4 respectively drive the two opposite ends of the opening and closing door 3, so as to ensure the reliability of the movement of the opening and closing door 3.

For example, in the example shown in fig. 1, the outlet 11 extends in the up-down direction, the opening/closing door 3 moves in the horizontal direction to open or close the outlet 11, two driving boxes 2 are provided at the upper and lower ends of the opening/closing door 3, two driving mechanisms 4 are provided, and two driving mechanisms 4 are provided on the two driving boxes 2 and drive the upper and lower ends of the opening/closing door 3, respectively, thereby ensuring the reliability of movement of the opening/closing door 3.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "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 invention. In this specification, the schematic representations of the terms used above do not necessarily 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.

While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. An air conditioner, comprising:

the air conditioner comprises a shell, wherein an air outlet is formed in the shell;

the driving box is arranged in the shell;

the air outlet opening and closing device comprises a driving box, an opening and closing door, a guide groove, a first guide column and a second guide column, wherein the opening and closing door is movably arranged on the driving box to open or close the air outlet, the driving box is provided with the guide groove extending along the moving direction of the opening and closing door, one end of the bending section is connected with one end of the main section, the other end of the bending section extends towards the direction outside the shell in an inclined mode, the opening and closing door is provided with the first guide column and the second guide column which are matched with the guide groove, the first guide column and the second guide column are spaced along the moving direction of the opening and closing door, the side wall of the main section facing the outside of the shell is provided with a notch, and when the first guide column is located at one end, far away from the main section, of the bending section, the second guide column is opposite to the notch and can move out of the main section from the notch;

the driving mechanism is arranged on the driving box and connected with the switch door, when the air outlet is closed, the driving mechanism drives the first guide column and the second guide column to move along the guide groove, and the first guide column is positioned at one end of the bending section far away from the main body section and drives the second guide column to pass through the notch to move towards the direction of the outer side of the shell.

2. The air conditioner according to claim 1, wherein the driving mechanism comprises:

the motor is arranged on the driving box;

the gear is connected with the motor;

the rack is movably arranged on the driving box, the rack is meshed with the gear, and the moving direction of the rack is the same as that of the opening and closing door;

and one end of the connecting rod is rotatably connected with the switch door, and the other end of the connecting rod is rotatably connected with the rack.

3. The air conditioner as claimed in claim 2, wherein the switch door is provided with a first protrusion, one end of the connecting rod is sleeved on the first protrusion, the rack is provided with a second protrusion, and the other end of the connecting rod is sleeved on the second protrusion.

4. The air conditioner according to claim 3, wherein a first limiting member is provided at a free end of the first protrusion, the connecting rod is located between the first limiting member and the door, a second limiting member is provided at a free end of the second protrusion, and the connecting rod is located between the second limiting member and the rack.

5. The air conditioner according to claim 2, wherein the link is rotatably connected to an end of the opening and closing door on a side of the second guide post away from the first guide post.

6. The air conditioner as claimed in claim 2, wherein the driving case includes an upper cover and a lower cover, the upper cover and the lower cover are coupled, the motor is located on the upper cover, the gear and the rack are located between the upper cover and the lower cover, and the guide groove is located on the lower cover.

7. The air conditioner according to claim 2, wherein a side of the rack facing the outside of the housing is provided with a skirt, and the skirt is opposed to the outlet when the opening and closing door opens the outlet.

8. The air conditioner of claim 1, wherein the depth of the notch is less than the depth of the guide groove, the first guide post extends deeper into the guide groove than the depth of the notch, and the second guide post extends deeper into the guide groove than the depth of the notch.

9. The air conditioner according to claim 1, wherein an outer surface of the opening/closing door is flush with an outer surface of the housing when the opening/closing door closes the outlet.

10. The air conditioner according to any one of claims 1 to 9, wherein there are two driving boxes, two driving boxes are respectively located at opposite ends of the opening and closing door, and there are two driving mechanisms, and the two driving mechanisms correspond to the two driving boxes one to one.