CN220065501U - Key device and air conditioner - Google Patents

Abstract

The utility model discloses a key device and an air conditioner. The shell is provided with a key cap groove, the shell is provided with a groove bottom wall and a groove side wall which are enclosed to form the key cap groove, the groove bottom wall is provided with a first through hole, the groove side wall is provided with a guide groove, and the guide groove penetrates through the groove bottom wall to form an opening. The key cap comprises a body and a guide block, wherein the body is arranged in the key cap groove, the guide block is arranged in the body and stretches into the guide groove, and the guide block is configured to slide back and forth in the guide groove. The sealing film is arranged on one side of the shell, which is away from the keycap, and seals the first through hole and the opening. The switch button is arranged on one side of the sealing film, which is away from the keycap, and corresponds to the first through hole. The key cap is configured to press the sealing film through the first through hole under the action of external force so as to deform the sealing film and trigger the switch button. The sealing film can effectively prevent pollutants such as rainwater, dust from entering the key device, and improves the waterproof property and the dustproof property of the key device.

Description

Key device and air conditioner

Technical Field

The utility model relates to the technical field of household appliances, in particular to a key device and an air conditioner.

Background

Keys are usually arranged on the surface of the existing vertical air conditioner, and the temperature, humidity, wind speed and other parameters of the air conditioner are regulated through the keys.

However, when the key cap of the key is assembled on the shell, a certain gap exists between the key cap and the shell, pollutants such as rainwater can easily enter the shell from the gap position, and then electronic components such as a circuit board in the shell are corroded, so that the function of the key is invalid, and the normal use of the air conditioner function is influenced.

Disclosure of Invention

In view of the foregoing, it is desirable to provide a key device and an air conditioner that can reduce the entry of contaminants such as rainwater into the key and improve the waterproof and dustproof properties of the key device.

The embodiment of the utility model provides a key device, which comprises a shell and a key cap, wherein the shell is provided with a key cap groove, the shell is provided with a groove bottom wall and a groove side wall which are enclosed to form the key cap groove, the groove bottom wall is provided with a first through hole, the groove side wall is provided with a guide groove, and the guide groove penetrates through the bottom wall of the groove to form an opening. The key cap comprises a body and a guide block, wherein the body is arranged in the key cap groove, the guide block is arranged in the body and stretches into the guide groove, and the guide block is configured to slide back and forth in the guide groove. The key device further comprises a sealing film and a switch button, wherein the sealing film is arranged on one side of the shell, which is away from the keycap, and seals the first through hole and the opening. The switch button is arranged on one side of the sealing film, which is away from the keycap, and corresponds to the first through hole. The key cap is configured to press the sealing film through the first through hole under the action of external force so as to deform the sealing film and trigger the switch button.

In the key device, the guide block of the key cap extends into the guide groove, and the guide block is matched with the guide groove to provide a guide effect for the key cap, so that the key cap can slide along the guide groove when the key cap is pressed; the guide groove penetrates through the bottom wall of the groove to form an opening, and the opening can be used as a collision hole, so that the guide groove can be formed on the shell by the die. Further, the sealing film seals the first through hole and the opening, so that pollutants such as rainwater, dust and the like can be effectively prevented from entering the key device from the first through hole and the guide groove, and the waterproofness and the dust resistance of the key device are improved.

In at least one embodiment, the sealing film comprises a film, a lug and a pressing part, wherein the lug and the pressing part are arranged on the film; the protruding blocks are embedded in the guide grooves and seal the openings.

In the above embodiment, the pressing portion seals the first through hole, so that the tightness of the first through hole can be improved, and the risk that pollutants such as dust and water vapor enter the key device from the first through hole is reduced. In addition, the lug blocks the opening, so that the sealing effect of the sealing film is further improved.

In at least one embodiment, the bottom wall of the groove is further provided with a second through hole, the second through hole is communicated with the opening, and the lug is embedded in the second through hole and seals the second through hole.

In the above embodiment, the second through hole is communicated with the opening, and the second through hole and the opening are used as the collision hole together, which is equivalent to enlarging the area of the collision hole, reducing the stress generated at the collision hole of the die and prolonging the service life of the die. The lug blocks the opening and the second through hole simultaneously, so that pollutants can be reduced from entering the key device from the second through hole and the opening, and the waterproof and dustproof properties of the key device are improved.

In at least one embodiment, the side of the body facing the bottom wall of the tank is provided with a pressing rod. When the key cap is pressed, the guide block slides along the guide groove towards the direction close to the bottom wall of the groove, the pressing rod penetrates through the first through hole and presses the pressing part, and the pressing part deforms to touch the switch button. When the key cap is released, the key cap is reset by the restoring force provided by the pressing portion.

In the above embodiment, when the key cap is pressed, the pressing rod contacts the pressing portion first, and applies an acting force to the pressing portion, so that the pressing portion deforms in a direction approaching to the switch button, and the switch button is touched. After the keycap is not subjected to external force, the pressing part resets in the direction away from the switch button, so that the pressing rod moves in the direction away from the pressing part, and at the moment, the guide block slides along the guide groove in the direction away from the groove bottom wall, so that the keycap resets.

In at least one embodiment, the side of the pressing portion facing away from the pressing bar is provided with a groove, and the switch button is at least partially located in the groove.

In the above embodiment, the switch button is partially located in the groove, and the groove can limit the movement of the switch button in the plane where the membrane is located, so that the dislocation of the pressing part and the switch button is prevented, the thickness of the pressing part is reduced, and the pressing part is easy to elastically deform when being stressed.

In at least one embodiment, the pressing part is provided with a containing part towards one side of the pressing rod, the containing part extends into the key cap groove, the containing part is provided with a containing groove, and the pressing rod is inserted into the containing groove.

In the above embodiment, the pressing rod is inserted into the accommodating groove, and the accommodating groove can limit the dislocation of the pressing rod relative to the pressing part, so that the risk that the pressing rod cannot accurately press the pressing part is reduced.

In at least one embodiment, the housing is provided with an assembly groove, the sealing membrane is provided in the assembly groove, and an outer surface of the sealing membrane is attached to an inner wall of the assembly groove.

In the above embodiment, the assembly groove can accommodate the sealing film, and the outer surface of the sealing film is attached to the inner wall of the assembly groove, so that the possibility of affecting the sealing effect due to the movement of the sealing film can be reduced.

In at least one embodiment, the key device further comprises a bracket mounted to the housing and located on a side of the sealing membrane facing away from the housing to secure the sealing membrane, the bracket being provided with a mounting hole configured to avoid the switch button.

In the above embodiment, on the one hand, the support can provide the effect of fixed mounting for the sealing film, on the other hand, the shift knob can be contacted with the sealing film through the mounting hole to the key cap passes through sealing film touch shift knob.

In at least one embodiment, the key device further comprises a circuit board, the circuit board is arranged on one side of the sealing film, which is away from the shell, and the switch button is arranged on the circuit board.

In the above embodiment, the switch button may control the operation of the connected device through the circuit board. When the key cap touches the switch button, the switch button controls the operation of the connected equipment.

The embodiment of the utility model also provides an air conditioner, which comprises an equipment main body and the key device in any embodiment, wherein the key device is arranged on the equipment main body and is electrically connected with the equipment main body.

In the air conditioner, the operation of the equipment main body can be controlled through the key device, so that the operation mode of the air conditioner can be conveniently adjusted. In addition, the key device has waterproof and dustproof properties, and can reduce the entering of pollutants into the air conditioner.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an air conditioner in accordance with one embodiment of the present utility model.

Fig. 2 is a schematic diagram of the overall structure of a key device according to an embodiment of the present utility model.

Fig. 3 is an exploded view of a key device according to an embodiment of the present utility model.

FIG. 4 is a schematic view of a partial structure of a housing and a sealing film according to an embodiment of the present utility model.

Fig. 5 is a partial structural schematic view of the housing in one embodiment of the utility model.

Fig. 6 is a cross-sectional view showing the assembled relationship of the key cap and the housing according to one embodiment of the present utility model.

Fig. 7 is a cross-sectional view showing the assembled relationship of the sealing membrane and the housing in one embodiment of the utility model.

Fig. 8 is a partial schematic view showing the mounting relationship of the bracket to the housing according to an embodiment of the present utility model.

Fig. 9 is a partial structural schematic diagram showing the assembled relationship of the circuit board and the housing according to one embodiment of the present utility model.

Description of the main reference signs

Key device-100 air conditioner-200

Shell-11 key cap-12 sealing film-13

Switch button-14 support-15 circuit board-16

Device body-21

Key cap groove-111 assembly groove-112 clamping hook-113

Body-121 guide block-122 pressing rod-123

Diaphragm-131 bump-132 pressing portion-133

Accommodating part-134 groove-135 mounting hole-151

Main housing-211

Groove bottom wall-1111 groove side wall-1112 first through hole-1113

Guide slot-1114 opening-1115 second through-hole-1116

Accommodation groove-1341

The utility model will be further described in the following detailed description in conjunction with the above-described figures.

Detailed Description

The following description of the technical solutions according to the embodiments of the present utility model will be given with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments.

It will be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. When an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The terms "comprising" and "having" and any variations thereof in the description of the utility model and the claims and the description of the drawings above are intended to cover a non-exclusive inclusion.

In the description of embodiments of the present utility model, the technical terms "first," "second," and the like are used merely to distinguish between different objects and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, a particular order or a primary or secondary relationship. In the description of the embodiments of the present utility model, the meaning of "plurality" is two or more unless explicitly defined otherwise.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment may be included in at least one embodiment of the utility model. The appearances of such phrases in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. Those of skill in the art will explicitly and implicitly appreciate that the embodiments described herein may be combined with other embodiments.

It should be noted that, the dimensions of thickness, length, width, etc. of the various components and the dimensions of the overall thickness, length, width, etc. of the integrated device in the embodiments of the present utility model shown in the drawings are only illustrative, and should not be construed as limiting the present utility model.

Keys are usually arranged on the surface of the existing vertical air conditioner, and the temperature, humidity, wind speed and other parameters of the air conditioner are regulated through the keys. However, when the key cap of the key is assembled on the shell, a certain gap exists between the key cap and the shell, pollutants such as rainwater can easily enter the shell from the gap position, and then electronic components such as a circuit board in the shell are corroded, so that the function of the key is invalid, and the normal use of the air conditioner function is influenced.

In view of this, an embodiment of the present utility model provides a key device including a housing and a key cap, the housing being provided with a key cap groove, the housing having a groove bottom wall and a groove side wall enclosing to form the key cap groove, the groove bottom wall being provided with a first through hole, the groove side wall being provided with a guide groove, and the guide groove forming an opening through a groove bottom wall. The key cap comprises a body and a guide block, wherein the body is arranged in the key cap groove, the guide block is arranged in the body and stretches into the guide groove, and the guide block is configured to slide back and forth in the guide groove. The key device further comprises a sealing film and a switch button, wherein the sealing film is arranged on one side of the shell, which is away from the keycap, and seals the first through hole and the opening. The switch button is arranged on one side of the sealing film, which is away from the keycap, and corresponds to the first through hole. The key cap is configured to press the sealing film through the first through hole under the action of external force so as to deform the sealing film and trigger the switch button.

In the key device, the guide block of the key cap extends into the guide groove, and the guide block is matched with the guide groove to provide a guide effect for the key cap, so that the key cap can slide along the guide groove when the key cap is pressed; the guide groove penetrates through the bottom wall of the groove to form an opening, and the opening can be used as a collision hole, so that the guide groove can be formed on the shell by the die. Further, the sealing film seals the first through hole and the opening, so that pollutants such as rainwater, dust and the like can be effectively prevented from entering the key device from the first through hole and the guide groove, and the waterproofness and the dust resistance of the key device are improved.

Embodiments of the present utility model will be further described below with reference to the accompanying drawings.

Referring to fig. 1, fig. 2 and fig. 3, an embodiment of the utility model provides a key device 100, where the key device 100 can be applied to electric equipment such as an air conditioner 200 to control operation of the electric equipment.

The key device 100 includes a housing 11, a key cap 12, a sealing film 13, and a switch button 14. The key cap 12 is arranged on the shell 11, the sealing film 13 is arranged on one side of the shell 11 away from the key cap 12, and the switch button 14 is arranged on one side of the sealing film 13 away from the key cap 12. The key cap 12 is configured to be pressed against the sealing film 13 by an external force to deform the sealing film 13 and trigger the switch button 14.

Referring to fig. 3, 4 and 5, the housing 11 is provided with a key cap groove 111, and has a groove bottom wall 1111 and a groove side wall 1112 that enclose the key cap groove 111. The shape of the key cap groove 111 may be set according to the shape and number of the key caps 12 so that the key caps 12 are mounted in the key cap groove 111. The key cap groove 111 is defined by two groove side walls 1112 and a groove bottom wall 1111.

The groove bottom wall 1111 is provided with a first through hole 1113, the sealing film 13 seals the first through hole 1113, and the switch button 14 is provided corresponding to the first through hole 1113. The key cap 12 can be pressed against the sealing film 13 through the first through hole 1113 by an external force to trigger the switch button 14. The sealing film 13 seals the first through hole 1113, so that contaminants such as rainwater and dust can be effectively prevented from entering the key device 100 from the first through hole 1113, and the waterproof property and the dustproof property of the key device 100 can be improved.

It is understood that the number of the first through holes 1113 is determined according to the number of the switch buttons 14, and the number of the first through holes 1113 is identical to the number of the switch buttons 14. For example, the switch buttons 14 are provided in three, and the first through holes 1113 are also provided in three.

Referring to fig. 5 and 6, in one embodiment, the slot sidewall 1112 is provided with a guide slot 1114, and the guide slot 1114 defines an opening 1115 through the slot bottom wall 1111. The key cap 12 can be moved along the guide groove 1114 in a direction toward or away from the groove bottom wall 1111 to allow the key cap 12 to touch the switch button 14. The opening 1115 of the guide groove 1114 may act as a snap-through hole such that the mold can form the guide groove 1114 on the housing 11.

Referring to fig. 4 and 5, each slot sidewall 1112 is provided with a guide slot 1114.

Referring to fig. 5, in one embodiment, the slot bottom wall 1111 is further provided with a second through hole 1116, the second through hole 1116 being in communication with the opening 1115. The second through hole 1116 and the opening 1115 can be used as a collision hole together, which is equivalent to enlarging the area of the collision hole, reducing the stress generated at the collision hole of the die and prolonging the service life of the die.

The slot bottom wall 1111 and the slot side wall 1112 are perpendicular to each other such that the second through hole 1116 and the guide slot 1114 are generally L-shaped.

Referring to fig. 7 and 8, in one embodiment, the housing 11 is provided with a fitting groove 112, the fitting groove 112 is located on a side of the housing 11 facing away from the key cap 12, the sealing film 13 is disposed in the fitting groove 112, and an outer surface of the sealing film 13 is attached to an inner wall of the fitting groove 112. The fitting groove 112 accommodates the sealing film 13, so that the possibility of the sealing effect being affected by the movement of the sealing film 13 can be reduced.

Referring to fig. 6, in one embodiment, the key cap 12 includes a body 121 and a guide block 122. The body 121 is provided in the key cap groove 111, the guide block 122 is provided in the body 121 and extends into the guide groove 1114, and the guide block 122 is configured to be reciprocally slidable in the guide groove 1114.

The engagement of the guide blocks 122 with the guide grooves 1114 provides a guiding function for the key cap 12, and the key cap 12 can slide along the guide grooves 1114 when the key cap 12 is pressed.

It will be appreciated that the guide blocks 122 are the same number as the guide slots 1114. For example, the number of the guide blocks 122 is plural. The number of the guide grooves 1114 is also plural, and the plurality of guide grooves 1114 are in one-to-one correspondence with the plurality of guide blocks 122.

In one embodiment, the number of key caps 12 is plural, and plural key caps 12 are provided in the key cap groove 111. Four guide blocks 122 are provided for each key cap 12, and four guide grooves 1114 are provided for the groove side walls 1112, with each guide block 122 being located in one of the guide grooves 1114.

For example, the key caps 12 are provided with six, and the six key caps 12 are respectively an on-off key, a mode key, a temperature raising key, a temperature lowering key, an air speed key, and a heating/cooling key. Correspondingly, six switch buttons 14 are also provided, and each switch button 14 corresponds to one of the key caps 12.

Referring to fig. 6 and 7, in an embodiment, a pressing rod 123 is disposed on a side of the body 121 facing the groove bottom wall 1111. When the key cap 12 is pressed, the guide block 122 slides along the guide groove 1114 in a direction approaching the groove bottom wall 1111, and the pressing rod 123 passes through the first through hole 1113 and presses against the sealing film 13, and the sealing film 13 is deformed to touch the switch button 14. When the key cap 12 is released, the key cap 12 is reset by the restoring force provided by the sealing film 13.

When the key cap 12 is pressed, the pressing rod 123 firstly contacts the portion of the sealing film 13 corresponding to the first through hole 1113, and applies a force to the portion of the sealing film 13 corresponding to the first through hole 1113, so that the portion of the sealing film 13 corresponding to the first through hole 1113 deforms in a direction approaching the switch button 14, and the switch button 14 is touched. After the key cap 12 is not subjected to external force, the part of the sealing film 13 corresponding to the first through hole 1113 is reset in the direction away from the switch button 14, so that the pressing rod 123 moves in the direction away from the sealing film 13, and at this time, the guide block 122 slides along the guide groove 1114 in the direction away from the groove bottom wall 1111, so that the key cap 12 is reset.

Referring to fig. 4, 6 and 7, in an embodiment, the sealing film 13 includes a film 131, a bump 132 disposed on the film 131, and a pressing portion 133, where the film 131 is mounted on a side of the housing 11 facing away from the key cap 12, and the pressing portion 133 is embedded in the first through hole 1113 and seals the first through hole 1113. The protrusion 132 is inserted into the guide groove 1114 and closes the opening 1115.

The pressing portion 133 seals the first through hole 1113, so that the sealing performance of the first through hole 1113 can be improved, and the risk that contaminants such as dust and water vapor enter the key device 100 from the first through hole 1113 can be reduced. In addition, the projection 132 closes the opening 1115, thereby further improving the sealing effect of the sealing film 13.

In this embodiment, the portion of the sealing film 13 corresponding to the first through hole 1113 is the pressing portion 133. When the key cap 12 is pressed, the pressing rod 123 passes through the first through hole 1113 and presses the pressing portion 133 of the sealing film 13, so that the pressing portion 133 is deformed to touch the switch button.

Referring to fig. 7, in one embodiment, the bump 132 is embedded in the second through hole 1116 and seals the second through hole 1116. The bump 132 simultaneously seals the opening 1115 and the second through hole 1116, so that contaminants can be reduced from entering the key device 100 through the second through hole 1116 and the opening 1115, and the waterproof and dustproof properties of the key device 100 are improved.

It will be appreciated that the number of bumps 132 is the same as and one-to-one with the number of second vias 1116 so that each second via 1116 can be plugged.

Referring to fig. 7, in an embodiment, a receiving portion 134 is disposed on a side of the pressing portion 133 facing the pressing rod 123, the receiving portion 134 extends into the key cap groove 111, the receiving portion 134 is provided with a receiving groove 1341, and the pressing rod 123 is inserted into the receiving groove 1341. The accommodation groove 1341 can restrict the displacement of the pressing rod 123 relative to the pressing portion 133, and reduce the risk that the pressing rod 123 cannot accurately press the pressing portion 133.

In an embodiment, the shape of the accommodating groove 1341 is matched with the shape of the pressing rod 123, or the accommodating groove 1341 is in interference fit with the pressing rod 123, so that the inner wall of the accommodating groove 1341 can wrap the outer wall of the pressing rod 123, thereby increasing the friction force between the inner wall of the accommodating groove 1341 and the outer wall of the pressing rod 123, improving the installation stability of the keycap 12, and making the keycap 12 not easy to fall off from the keycap groove 111.

Referring to fig. 7, in one embodiment, a recess 135 is formed on a side of the pressing portion 133 facing away from the pressing rod 123, and the switch button 14 is at least partially located in the recess 135. The switch button 14 is partially located in the groove 135, and the groove 135 can limit the movement of the switch button 14 in the plane of the diaphragm 131, so as to be beneficial to preventing the pressing part 133 from being misplaced with the switch button 14. In addition, due to the groove 135, the thickness of the pressing portion 133 is reduced, so that the pressing portion 133 is easy to elastically deform when being stressed, and thus the switch button 14 is easy to touch and reset.

In one embodiment, the sealing film 13 is an integrally formed silicone film. The silica gel film can effectively prevent water vapor from entering the key device 100, and improve the waterproof performance of the key device 100. It will be appreciated that in other embodiments, the sealing membrane 13 may be made of other materials having a sealing effect.

Referring to fig. 7 and 8, in an embodiment, the key device 100 further includes a bracket 15, where the bracket 15 is mounted on the housing 11 and located on a side of the sealing film 13 facing away from the housing 11, so as to fix the sealing film 13. The bracket 15 is provided with a mounting hole 151, and the mounting hole 151 is configured to avoid the switch button 14.

On the one hand, the support 15 can provide a fixed mounting function for the sealing film 13, and on the other hand, the switch button 14 can be contacted with the sealing film 13 through the mounting hole 151, so that the key cap 12 touches the switch button 14 through the sealing film 13.

Referring to fig. 8, in an embodiment, a hook 113 is provided at an edge of a bottom wall of the housing 11, and the bracket 15 can be fixed to the bottom of the housing 11 by the hook 113. The bracket 15 is provided with through holes, and the bracket 15 is further fixed to the housing 11 by mounting screws or bolts in the through holes.

Referring to fig. 3, 7 and 9, in at least one embodiment, the key device 100 further includes a circuit board 16, the circuit board 16 is disposed on a side of the sealing film 13 away from the housing 11, and the switch button 14 is disposed on the circuit board 16. The switch button 14 can contact the pressing portion 133 of the sealing film 13 through the mounting hole 151.

The switch button 14 may control the operation of the connected device through the circuit board 16. When the key cap 12 touches the switch button 14, the switch button 14 controls the operation of the connected device.

In one embodiment, the circuit board 16 is fixed to the housing 11 by screws, or other components having a fixing function are fixed to the housing 11.

When the key device 100 is assembled, the sealing film 13 is assembled in the assembling groove 112, then the bracket 15 is primarily fixed at the bottom of the housing 11 through the hook 113, then the locking is performed through the screw, then the circuit board 16 is fixed at the bottom of the housing 11 through the screw, and finally the key cap 12 is assembled in the key cap groove 111. Alternatively, before the sealing film 13 is assembled, the key cap 12 is assembled in the key cap groove 111, and then the sealing film 13 is assembled in the assembly groove 112.

The sealing film 13 seals the first through hole 1113 and the opening 1115, so that contaminants such as rainwater and dust can be effectively prevented from entering the key device 100 from the first through hole 1113 and the guide groove 1114, and the waterproof property and the dustproof property of the key device 100 are improved. In addition, the guide blocks 122 of the key cap 12 extend into the guide grooves 1114 to provide a guiding function for the key cap 12.

Referring to fig. 1, an embodiment of the present utility model further provides an air conditioner 200, where the air conditioner 200 includes an apparatus main body 21 and the key device 100 in any of the above embodiments, and the key device 100 is disposed on the apparatus main body 21 and electrically connected to the apparatus main body 21.

In an embodiment, the apparatus main body 21 includes a main housing 211, a heat exchange system (not shown in the figure), a first fan (not shown in the figure), a second fan (not shown in the figure), and a control box (not shown in the figure) disposed in the main housing 211, where the key device 100 is disposed in the main housing 211, and the control box is electrically connected to the key device 100, the heat exchange system, the first fan, and the second fan.

In the air conditioner 200 described above, the operation of the apparatus main body 21 can be controlled by the key device 100, so that the operation mode of the air conditioner 200 can be adjusted. In addition, the key device 100 has waterproof and dustproof properties, and can reduce the entry of contaminants into the air conditioner 200.

Further, other variations within the spirit of the present utility model will occur to those skilled in the art, and it is intended, of course, that such variations be included within the scope of the present utility model as disclosed herein.

Claims (10)

1. The utility model provides a button device, includes shell and key cap, the shell is equipped with key cap groove, its characterized in that:

the shell is provided with a groove bottom wall and a groove side wall which are enclosed to form the key cap groove, the groove bottom wall is provided with a first through hole, the groove side wall is provided with a guide groove, and the guide groove penetrates through the groove bottom wall to form an opening;

the key cap comprises a body and a guide block, the body is arranged in the key cap groove, the guide block is arranged in the body and stretches into the guide groove, and the guide block is configured to slide back and forth in the guide groove;

the key device further comprises a sealing film and a switch button, wherein the sealing film is arranged on one side of the shell, which is away from the keycap, and seals the first through hole and the opening; the switch button is arranged on one side of the sealing film, which is away from the keycap, and is arranged corresponding to the first through hole; the key cap is configured to be pressed against the sealing film through the first through hole under the action of external force, so that the sealing film is deformed and the switch button is triggered.

2. The key device according to claim 1, wherein the sealing film comprises a film, a bump provided on the film, and a pressing portion, the film is mounted on a side of the housing facing away from the key cap, the pressing portion is embedded in the first through hole, and blocks the first through hole; the protruding block is embedded in the guide groove and seals the opening.

3. The key device according to claim 2, wherein the groove bottom wall is further provided with a second through hole, the second through hole communicates with the opening, and the bump is embedded in the second through hole and seals the second through hole.

4. The key device according to claim 2, wherein a pressing rod is provided on a side of the body facing the bottom wall of the groove;

when the key cap is pressed, the guide block slides along the guide groove towards the direction close to the groove bottom wall, the pressing rod penetrates through the first through hole and presses the pressing part, and the pressing part deforms to touch the switch button;

when the key cap is released, the key cap is reset by the restoring force provided by the pressing portion.

5. The key device according to claim 4, wherein a groove is provided on a side of the pressing portion facing away from the pressing lever, and the switch button is at least partially located in the groove.

6. The key device according to claim 4, wherein a receiving portion is provided at a side of the pressing portion facing the pressing lever, the receiving portion extends into the key cap groove, the receiving portion is provided with a receiving groove, and the pressing lever is inserted into the receiving groove.

7. The key device according to any one of claims 1 to 6, wherein the housing is provided with an assembling groove, the sealing film is provided in the assembling groove, and an outer surface of the sealing film is fitted to an inner wall of the assembling groove.

8. The key device according to any one of claims 1 to 6, further comprising a bracket mounted to the housing on a side of the sealing membrane facing away from the housing to secure the sealing membrane, the bracket being provided with a mounting hole configured to avoid the switch button.

9. The key device according to any one of claims 1 to 6, further comprising a circuit board provided on a side of the sealing film facing away from the housing, the switch button being provided on the circuit board.

10. An air conditioner, characterized by comprising an apparatus main body and the key device according to any one of claims 1 to 9, wherein the key device is provided on the apparatus main body and is electrically connected with the apparatus main body.