CN106801919B

CN106801919B - Ceiling air conditioner

Info

Publication number: CN106801919B
Application number: CN201710016222.6A
Authority: CN
Inventors: 朱训智; 王元
Original assignee: Qingdao Haier Air Conditioning Electric Co Ltd; Haier Smart Home Co Ltd
Current assignee: Qingdao Haier Air Conditioning Electric Co Ltd; Haier Smart Home Co Ltd
Priority date: 2017-01-10
Filing date: 2017-01-10
Publication date: 2021-02-26
Anticipated expiration: 2037-01-10
Also published as: CN106801919A

Abstract

The invention discloses a ceiling air conditioner. The ceiling air conditioner comprises a shell (1) and a fan (14) arranged in the shell (1), wherein a first air inlet (2) is formed in the side wall of the shell (1), a first air outlet (3) is formed in the bottom of the shell (1), air enters the shell (1) through the first air inlet (2), flows out of the first air outlet (3) under the action of the fan (14), the shell (1) comprises a side enclosing plate (4) and a lifting enclosing plate (5) which is sleeved on the side enclosing plate (4) and can move up and down relative to the side enclosing plate (4), an overhaul mounting opening (6) is formed in the side enclosing plate (4), and the lifting enclosing plate (5) has a first movement position for opening the overhaul mounting opening (6) and a second movement position for shielding the overhaul mounting opening (6). The ceiling air conditioner provided by the invention can meet the ceiling setting requirements of air conditioners in various forms, and is simple and convenient to maintain and replace.

Description

Ceiling air conditioner

Technical Field

The invention relates to the technical field of air conditioning, in particular to a ceiling air conditioner.

Background

The indoor unit of the air conditioner is changed from a cabinet type air conditioner and a wall hanging machine into a ceiling embedded type air conditioner which does not occupy the ground, and the ceiling embedded type air conditioner gradually becomes the mainstream of high-end houses due to the advantages of good adaptability, attractive appearance and the like of air conditioner installation.

The existing buried air conditioner with four air outlets adopts centrifugal fans, and indoor air flow enters the machine body through an air inlet grid in the center of a bottom panel under the suction action of the centrifugal fans in the machine body, then enters the centrifugal fans, then blows to heat exchangers around to exchange heat with the air flow, and finally blows out through four strip-shaped air outlets of the bottom panel, and the operation is continuously carried out. Because air intake and return air inlet position are nearer each other, such overall arrangement is when being in the working condition that heats, and the short circuit easily takes place for the air current, influences the effect of heating.

In addition, when the height in the ceiling is limited or no ceiling exists, the ceiling air conditioner is in an exposed state, so that the pipe connecting part and the suspender part are exposed outside, dust, impurities and the like are easily caused to enter the air conditioner, and the air conditioner is polluted. If set up the bounding wall in ceiling air conditioner's week side, then when the spare part of air conditioner inside is installed and is dismantled, just need at first demolish the bounding wall that is located the outside, later dismantle maintenance or change to the air conditioner spare part that is located in the bounding wall again, not only increased work load, it is very inconvenient to operate moreover.

Disclosure of Invention

The invention aims to provide a ceiling air conditioner which can meet the ceiling setting requirements of various air conditioners and is simple and convenient to maintain and replace.

According to one aspect of the invention, the ceiling air conditioner comprises a shell and a fan arranged in the shell, wherein a first air inlet is formed in the side wall of the shell, a first air outlet is formed in the bottom of the shell, air enters the shell through the first air inlet and flows out of the first air outlet under the action of the fan, the shell comprises a side enclosing plate and a lifting enclosing plate, the lifting enclosing plate is sleeved on the side enclosing plate and can move up and down relative to the side enclosing plate, an overhaul mounting opening is formed in the side enclosing plate, and the lifting enclosing plate is provided with a first moving position for opening the overhaul mounting opening and a second moving position for shielding the overhaul mounting opening.

Preferably, the side wall board includes baffle portion and grid portion, overhauls the installing port and is located the baffle portion, and the length of lift bounding wall matches with the length of baffle portion.

Preferably, when the lifting enclosing plate is located at the second movement position, the lifting enclosing plate is clamped with the baffle part of the side enclosing plate in the axial direction.

Preferably, the bottom of the grid part is provided with a stop boss, and when the lifting enclosing plate is located at the first movement position, the lifting enclosing plate is supported on the stop boss.

Preferably, the outer periphery of the baffle part is provided with a stopping groove, the inner periphery of the lifting enclosing plate is provided with a stopping bulge, and when the lifting enclosing plate is located at the second motion position, the stopping bulge is clamped into the stopping groove.

Preferably, the stopping projection comprises a plurality of circular projections provided at intervals along the inner circumference of the lifter fence.

Preferably, the stopper projection is an elastic projection.

Preferably, the outer periphery of the baffle part is provided with a stopping protrusion, the inner periphery of the lifting enclosing plate is provided with a stopping groove, and when the lifting enclosing plate is located at the second motion position, the stopping protrusion is clamped into the stopping groove.

Preferably, the periphery of baffle portion still is provided with circumference mounting groove, and the backstop arch includes the elasticity ball that sets up along circumference mounting groove circumference interval, and the elasticity ball is gone into in the circumference mounting groove telescopically.

Preferably, the fan is a mixed flow fan or an axial flow fan.

The invention relates to a ceiling air conditioner, which comprises a shell and a fan arranged in the shell, wherein a first air inlet is formed in the side wall of the shell, a first air outlet is formed in the bottom of the shell, air enters the shell through the first air inlet and flows out of the first air outlet under the action of the fan, the shell comprises a side enclosing plate and a lifting enclosing plate, the lifting enclosing plate is sleeved on the side enclosing plate and can move up and down relative to the side enclosing plate, an overhaul mounting opening is formed in the side enclosing plate, and the lifting enclosing plate is provided with a first movement position for opening the overhaul mounting opening and a second movement position for shielding the overhaul mounting opening. When the air conditioner normally operates, can rise the lift bounding wall to shelter from in the bounding wall periphery, thereby shield the maintenance installing port on the offside bounding wall, make the air conditioner have good outward appearance, effectively prevent simultaneously that insect or dust etc. from entering into the air conditioner inside from overhauing the installing port, cause adverse effect to the safety and stability of air conditioner. When the air conditioner is required to be overhauled and installed, the lifting enclosing plate can be controlled to descend, so that the lifting enclosing plate and the side enclosing plate are staggered up and down, an overhauling installation opening in the side enclosing plate is leaked, and maintenance personnel can conveniently overhaul the inside of the air conditioner. This furred ceiling air conditioner's shell structure is simple, and convenient operation not only can make the air conditioner operation keep good outward appearance, and the operating personnel of being convenient for overhauls moreover, can effectively improve maintenance efficiency.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the invention, as claimed.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the invention and together with the description, serve to explain the principles of the invention.

Fig. 1 is a sectional structural view of a ceiling air conditioner according to a first embodiment of the present invention;

fig. 2 is a perspective view of a ceiling air conditioner according to a first embodiment of the present invention;

fig. 3 is a first fitting structural view of a side panel and a lifting panel of a ceiling air conditioner according to a first embodiment of the present invention;

fig. 4 is a second fitting structural view of a side panel and a lifting panel of the ceiling air conditioner according to the first embodiment of the present invention;

fig. 5 is a structure view of a rotary vane of a ceiling air conditioner according to a first embodiment of the present invention;

fig. 6 is a sectional structural view of a ceiling air conditioner according to a second embodiment of the present invention;

fig. 7 is a perspective view of a ceiling air conditioner according to a second embodiment of the present invention;

fig. 8 is a structural view of a ceiling air conditioner according to a second embodiment of the present invention, in which a swing blade is engaged with an air outlet panel.

Description of reference numerals: 1. a housing; 2. a first air inlet; 3. a first air outlet; 4. side coaming plates; 5. lifting the coaming plate; 6. overhauling the mounting hole; 7. a baffle portion; 8. a grid portion; 9. a stop boss; 10. a stopper groove; 11. an elastic ball; 12. a circumferential mounting groove; 13. a wind guide ring; 14. a fan; 15. a rotary blade type air outlet grid; 16. swinging the leaves; 17. a drive motor; 18. a heat exchanger; 19. a heater; 20. a blade section; 21. a rotation connecting part; 22. an air outlet groove; 23. a rotating shaft; 24. an air outlet panel.

Detailed Description

The following description and the drawings sufficiently illustrate specific embodiments of the invention to enable those skilled in the art to practice them. Other embodiments may incorporate structural, logical, electrical, process, and other changes. The examples merely typify possible variations. Individual components and functions are optional unless explicitly required, and the sequence of operations may vary. Portions and features of some embodiments may be included in or substituted for those of others. The scope of embodiments of the invention encompasses the full ambit of the claims, as well as all available equivalents of the claims. Embodiments may be referred to herein, individually or collectively, by the term "invention" merely for convenience and without intending to voluntarily limit the scope of this application to any single invention or inventive concept if more than one is in fact disclosed. Herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method or apparatus that comprises the element. The embodiments are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. As for the methods, products and the like disclosed by the embodiments, the description is simple because the methods correspond to the method parts disclosed by the embodiments, and the related parts can be referred to the method parts for description.

Referring to fig. 1 to 8 in combination, according to an embodiment of the present invention, a ceiling air conditioner includes a housing 1 and a fan 14 disposed in the housing 1, a first air inlet 2 is disposed on a side wall of the housing 1, a first air outlet 3 is disposed at a bottom of the housing 1, air enters the housing 1 through the first air inlet 2 and flows out from the first air outlet 3 under the action of the fan 14, the housing 1 includes a side wall plate 4 and a lifting wall plate 5 which is sleeved on the side wall plate 4 and can move up and down relative to the side wall plate 4, an overhaul mounting hole 6 is disposed on the side wall plate 4, and the lifting wall plate 5 has a first movement position for opening the overhaul mounting hole 6 and a second movement position for shielding the overhaul mounting hole 6.

When the air conditioner normally operates, can raise lift bounding wall 5 to shelter from at the 4 peripheries of bounding wall, thereby shield the maintenance installing port 6 on the offside bounding wall 4, make the air conditioner have good outward appearance, effectively prevent simultaneously that insect or dust etc. from entering into the air conditioner inside from overhauing installing port 6, cause adverse effect to the safety and stability of air conditioner. When the air conditioner is required to be overhauled and installed, the lifting enclosing plate 5 can be controlled to descend, so that the lifting enclosing plate 5 and the side enclosing plate 4 are staggered up and down, the overhauling installation opening 6 in the side enclosing plate 4 is leaked, and the maintenance personnel can conveniently overhaul the inside of the air conditioner. This furred ceiling air conditioner's shell structure is simple, and convenient operation not only can make the air conditioner operation keep good outward appearance, and the operating personnel of being convenient for overhauls moreover, can effectively improve maintenance efficiency.

The shell is also internally provided with a heat exchanger 18, the heat exchanger 18 is arranged between the first air inlet 2 and the first air outlet 3, and after the heat exchange is carried out on the air entering the air conditioner through the first air inlet 2, the air is sent out to the room from the first air outlet 3 by the fan 14, so that the indoor air temperature adjustment is completed. In the present embodiment, the ceiling air conditioner is circular, and the heat exchanger 18 is also circular, so that the heat exchanger 18 can have the maximum air intake area and the maximum heat exchange efficiency. Of course, the ceiling air conditioner may also be square, and the heat exchanger 18 may be circular, or may have other shapes.

Can also set up heater 19 between first air intake 2 and first air outlet 3, this heater 19 can heat the air after the heat exchanger 18 heat transfer to the air after making the heat exchanger 18 heat transfer can be carried to indoor with more comfortable temperature, prevents that air supply temperature from crossing lowly, and can make the temperature that blows off accord with human impression more, improves user's comfort level. The heater 19 is provided with a control switch which can control whether the heater 19 is started or not. The control switch may be a physical switch or a signal switch, and may be controlled by a wireless signal or the like, for example, to improve the convenience of operation.

The outer side of the fan is covered with an air guide ring 13, the air guide ring 13 is arranged between the heater 19 and the first air outlet 3, an air inlet on the air guide ring 13 forms an air inlet of the fan 14, blades of the fan 14 are arranged in the air guide ring 13, and the air outlet direction of the fan 14 is guided through the air guide ring 13. The air guide ring 13 is in a horn shape, an arc-shaped guide plate is arranged at an air inlet of the air guide ring 13, air can be better guided to the blades of the fan 14, and the working efficiency of the fan 14 is improved.

The fan 14 comprises a blade and a motor, a motor base is arranged on the top wall of the shell 1, the motor is fixedly arranged on the motor base, and the blade is hung on an output shaft of the motor. The heater 19 is a heating coil which is sleeved outside the motor, so that the internal space of the air conditioner shell 1 can be more effectively utilized, the overall structure of the air conditioner is more compact, the occupied space is smaller, and the miniaturization of the air conditioner is favorably realized.

The fan 14 is a mixed flow fan or an axial flow fan.

The side coaming 4 includes baffle portion 7 and grid portion 8, and the maintenance installing port 6 is located baffle portion 7, and the length of lift coaming 5 matches with the length of baffle portion 7. The grid part 8 is arranged at the first air inlet 2, so that air can enter the air conditioner conveniently and can exchange heat with the heat exchanger 18. And an overhauling and mounting hole 6 is formed in the baffle part 7, so that parts inside the air conditioner can be conveniently overhauled or replaced. The length phase-match of lift bounding wall 5 and baffle portion 7, also the length between them is equal, can make lift bounding wall 8 be in the second motion position, can overlap with baffle portion 7 completely, shields maintenance installing port 6 better, and can not shelter from the air intake formation of grid portion 8 department, improves the air inlet efficiency of air conditioner to make the air conditioner have good outward appearance.

Preferably, when the lifting coaming 5 is located at the second movement position, the lifting coaming 5 is clamped with the baffle part 7 of the side wall plate 4 in the axial direction. When the lifting enclosing plate 5 needs to reach the second movement position, external force can be applied to the lifting enclosing plate 5, so that the clamping resistance is overcome by the lifting enclosing plate 5, and the lifting enclosing plate 5 and the side enclosing plate 4 are clamped and fixed. When the lifting enclosing plate 5 is located at the second movement position, the lifting enclosing plate 5 can be kept at the second movement position through the clamping action force between the lifting enclosing plate 5 and the side enclosing plate 4. when the lifting enclosing plate 5 needs to be adjusted to the first movement position, only external force needs to be applied to the lifting enclosing plate 5, so that the external force overcomes the clamping action force, the clamping can be separated between the lifting enclosing plate 5 and the side enclosing plate 4, and the action to the first movement position can be smoothly carried out. The clamping limiting structure between the lifting surrounding plate 5 and the side surrounding plate 4 is simple, convenient to operate and easy to control.

The lifting control of the lifting coaming 5 can be realized through manual operation of a user and the like, and a driving mechanism can also be arranged between the lifting coaming 5 and the side coaming 4, and the driving mechanism provides corresponding driving acting force to realize the position adjustment of the lifting coaming 5. The driving mechanism may be, for example, a telescopic cylinder or a telescopic motor, and may be driven by a rack-and-pinion transmission.

Preferably, the bottom of the grid part 8 is provided with a stop boss 9, and when the lifting enclosing plate 5 is located at the first movement position, the lifting enclosing plate 5 is supported on the stop boss 9. The stop boss 9 is used for limiting the downward movement of the lifting coaming 5, preventing the lifting coaming 5 from being separated from the side coaming 4, ensuring that the lifting coaming 5 is limited between the first movement position and the second movement position, and improving the reliability and stability of the lifting adjustment of the lifting coaming 5. This backstop boss 9 sets up in the bottom of grid portion 8, and the external diameter of backstop boss 9 is greater than the external diameter of grid portion 8, guarantees that backstop boss 9 can form effective backstop spacing to lift bounding wall 5. This backstop boss 9 also can be for setting up the radial arch in the bottom periphery of grid portion 8, and a plurality of radial archs set up along the bottom periphery interval of grid portion 8, and radial bellied external diameter is greater than the internal diameter of lift bounding wall 5 to form effective stable support to lift bounding wall 5.

Preferably, the outer periphery of the baffle portion 7 is provided with a stopping groove 10, the inner periphery of the lifting surrounding plate 5 is provided with a stopping protrusion, and when the lifting surrounding plate 5 is located at the second moving position, the stopping protrusion is clamped into the stopping groove 10, so that the lifting surrounding plate 5 can be kept at the second moving position, and the overhaul mounting opening 6 is effectively shielded.

Preferably, the stopper projection includes a plurality of circular projections provided at intervals along the inner circumference of the lifter fence 5. Circular arch easily processes, easily realizes the joint cooperation with the backstop groove 10 that sets up on baffle portion 7 moreover, need not adjust the protruding circumference cooperation position with backstop groove 10 of backstop, simple structure, and it is convenient to realize, and the handling capacity is few, and the processing cost is low. The circular protrusion can be processed by stamping and the like, and can also be integrally injection-molded with the lifting coaming 5 by injection molding.

In the actual working process, the stopping grooves 10 on the baffle plate part 7 can be replaced by circular grooves corresponding to the circular protrusions one to one, and when the lifting enclosing plate 5 moves to the second moving position, the stopping protrusions can be clamped into the circular grooves to achieve clamping matching.

Of course, the form of the clamping fit is various, and other structures capable of realizing the clamping positioning between the lifting surrounding plate 5 and the baffle plate part 7 are also possible.

Preferably, the stopping protrusion is an elastic protrusion, in the process of up-and-down movement of the lifting surrounding plate 5, the lifting surrounding plate 5 and the baffle portion 7 can be prevented from being locked through elastic deformation of the elastic protrusion, when the elastic protrusion of the lifting surrounding plate 5 moves to the second movement position, the elastic protrusion is clamped into the stopping groove 10 under the elastic restoring effect of the elastic protrusion, and clamping and positioning of the lifting surrounding plate 5 and the baffle portion 7 are achieved.

In another embodiment, the outer circumference of the baffle portion 7 is provided with a stop protrusion, the inner circumference of the lifting fence 5 is provided with a stop groove 10, and the stop protrusion is snapped into the stop groove 10 when the lifting fence 5 is located at the second movement position. In this embodiment, the stopper projection is provided on the outer periphery of the flap portion 7, the stopper groove 10 is provided on the inner periphery of the lift fence 5, the outer periphery of the flap portion 7 is further provided with a circumferential mounting groove 12, the stopper projection includes elastic balls 11 circumferentially spaced along the circumferential mounting groove 12, and the elastic balls 11 are telescopically inserted into the circumferential mounting groove 12. Circumferential direction mounting groove 12 can provide installation space for the installation of elasticity ball 11, and this circumferential direction mounting groove 12 can be a plurality of mounting grooves of arranging along the circumference interval, also can be the integral mounting groove that circumference extends, be provided with a plurality of with elasticity ball 11's shape assorted spacing groove on this mounting groove, elasticity ball 11 is fixed to be set up at the spacing inslot.

The elastic ball 11 can be made of elastic material and is fixedly arranged on the periphery of the baffle part 7, and when the lifting coaming 5 moves up and down, the elastic ball 11 can be clamped and matched with the stopping groove 10 through the elasticity of the elastic ball 11. Elastic ball 11 also can be such a structure, it includes elasticity portion and ball, wherein the ball is spacing on baffle portion 7, the elasticity portion sets up between ball and baffle portion 7, and provide the elastic force who outwards stretches out to the ball, when misplacing between elastic ball 11 on lift bounding wall 5 and backstop groove 10, under the squeezing action of the inner wall of lift bounding wall 5, ball extrusion elasticity portion, make the elasticity portion shrink, because be the point contact between ball and the inner wall of lift bounding wall 5, frictional force is less, consequently, can not cause too big influence to the up-and-down motion of lift bounding wall 5. When the lifting enclosing plate 5 moves to the second movement position, under the elastic action of the elastic part, the balls extend out of the lifting enclosing plate 5 and are clamped into the stopping grooves 10 on the inner wall of the lifting enclosing plate 5, and the lifting enclosing plate 5 is clamped and limited in the vertical movement to form clamping and keep the lifting enclosing plate 5 at the second movement position stably.

Referring to fig. 1 to 5, according to the first embodiment of the present invention, the first outlet 3 is an annular outlet, and a rotary vane type air outlet grid 15 is rotatably disposed at the first outlet 3. When the air conditioner works, under the air outlet effect of the first air outlet 3, the rotary vane type air outlet grid 5 rotates circumferentially, the rotary vane type air outlet grid 5 is in a louver shape with different angles and is in a star-shaped radiating layout around the axis, and the angle setting is consistent with the wind direction blown by the fan blades, so that the rotary vane can change and diffuse the sent wind force for pushing the air to flow again to form wind with different directions and different angles.

The rotary blade type air-out grid 15 comprises a blade portion 20 and a rotary connecting portion 21, wherein the blade portion 20 is arranged corresponding to the first air outlet 3, and the rotary connecting portion 21 is rotatably connected to the bottom of the housing 1. This rotation connecting portion 21 of rotating vane formula air-out bars can connect on the air-out panel 24 of 1 bottom of casing, also can rotate and connect in the pivot of fan 14, when rotating connecting portion 21 and connecting on the air-out panel 24 of casing bottom, it is rotatable for air-out panel 24 to rotate connecting portion 21, is provided with the rotation hole at rotation connecting portion 21 top, is provided with the connecting axle in the bottom of air-out panel 24, it sets up on the connecting axle to rotate connecting portion 21 to rotatable for the connecting axle. A bearing may be provided between the rotary connection portion 21 and the connecting shaft to reduce the friction between the rotary vane type air-out grille 15 and the connecting shaft when rotating, reduce the friction loss, and reduce the rotation resistance.

When the rotation connecting portion 21 is disposed on the rotating shaft of the fan 14, the rotation connecting portion 21 may be fixedly connected to the rotating shaft, and rotate synchronously with the fan 14, or may be rotatably disposed with respect to the rotating shaft of the fan 14, so as to form different wind speeds, and achieve adjustment of the wind direction and the wind speed.

The blade 20 includes a plurality of blades uniformly spaced in the circumferential direction of the louver 15, and the plurality of blades are radially distributed.

Preferably, along a plurality of blades that the even interval of circumference of rotating vane formula air-out grid 15 set up, the air-out angle of at least some blades is different in a plurality of blades, can rotate the air-out that the in-process realized different angles at rotating vane formula air-out grid 15, not only can increase the air-out scope, can provide the multi-angle air-out moreover, improves the air-out and experiences. Specifically, the air outlet angle of the blade can be gradually increased or gradually decreased along the circumferential direction from a certain position, the whole circular ring-shaped structure of the rotary vane type air outlet grid 15 can be divided into a plurality of fan-shaped areas, the air outlet angle of the blade in each fan-shaped area is the same, and the air outlet angles of the blades in different fan-shaped areas are different.

Preferably, rotational connection 21 is a frustum, with blade 20 attached at the bottom edge of the frustum and the top of the frustum being rotationally connected to the shaft of fan 14. This frustum is hollow, can save the material that rotates connecting portion 21 and consume, can make the air conditioner air-out have better spigot surface through conical surface structure simultaneously, improves air-out efficiency.

Referring to fig. 6 to 8, according to the second embodiment of the present invention, the first air outlet 3 is an annular air outlet, an air outlet panel 24 is disposed at the first air outlet 3, a plurality of air outlet slots 22 are circumferentially disposed on the air outlet panel at intervals, and a swing blade 16 is rotatably disposed in each air outlet slot 22. Through adjusting the turned angle of the swing blade 16 in each air-out slot 22, the annular air outlet can have different air-out angles, so that the air conditioner is more diversified from the air-out angle, and the problem that the annular air outlet in the prior art can not adjust the air-out angle is solved.

In this embodiment, the two ends of the swing blade 16 are provided with the rotating shafts 23, each swing blade 16 is rotatably disposed at two opposite sides of the air outlet slot 22 through the rotating shafts 23, and the rotating shafts 23 at the two ends of the same swing blade 16 are coaxially disposed, so that the swing blade 16 is ensured not to be locked in the rotating process, and the swing position of the swing blade 16 can be smoothly adjusted.

Preferably, in this embodiment, the number of the air outlet slots 22 is eight, and the eight swing vanes 16 are arranged in one-to-one correspondence with the air outlet slots 22, so that the adjustment of the air outlet angle in each direction can be realized. The air outlet angles of the swing blades 16 in the eight air outlet grooves 22 can be synchronously adjusted and can also be independently adjusted, so that the air outlet direction combinations of various forms can be realized, and the air outlet angle diversification adjustment of the air conditioner can be realized.

Preferably, the end parts of the four swing blades 16 arranged at intervals are provided with driving motors 17, and the driving motors 17 are in one-to-one driving connection with the corresponding swing blades 16. The four swing blades 16 positioned between the four swing blades 16 cannot be adjusted by themselves, and can be manually adjusted by a user, so that the operability of the user is improved, and the user can adjust the favorite air outlet angle at will. In addition, the four swinging blades 16 without the driving motor 17 are corresponding to the corner positions which are not commonly used, so that the motors can be saved, the cost can be reduced, and the whole comfort of the air conditioner cannot be greatly influenced.

The four driving motors 17 can be synchronously controlled and also can be independently controlled, and when the four driving motors 17 are independently controlled, the air outlet angles of the corresponding swing blades 16 can be respectively adjusted according to requirements, so that the air outlet angles can better meet the use requirements of users.

Preferably, the air outlet panel 24 is in a horn shape, the air outlet panel 24 is fixedly disposed at the bottom of the housing 1, and the air outlet slot 22 is disposed at an edge of the air outlet panel 24. The air outlet panel 24 of loudspeaker form can have better wind-guiding effect to the air conditioner from the air-out, mutually supports with the pendulum leaf 16 in the air-out groove 22, can realize the angular adjustment of air-out direction more accurately, can adjust the air-out angle of different positions according to the user's demand of difference, realizes more humanized air-out control.

It is to be understood that the present invention is not limited to the procedures and structures described above and shown in the drawings, and that various modifications and changes may be made without departing from the scope thereof. The scope of the invention is limited only by the appended claims.

Claims

1. A ceiling air conditioner is characterized by comprising a shell (1) and a fan (14) arranged in the shell (1), wherein a first air inlet (2) is formed in the side wall of the shell (1), a first air outlet (3) is formed in the bottom of the shell (1), air enters the shell (1) through the first air inlet (2) and flows out of the first air outlet (3) under the action of the fan (14), the first air outlet (3) is an annular air outlet, and a rotary vane type air outlet grid (15) is rotatably arranged at the first air outlet (3); the blades are uniformly arranged along the circumferential direction of the rotary blade type air outlet grid (15) at intervals, the air outlet angles of at least part of the blades are different, the air outlet angles of the blades are gradually increased or decreased along the circumferential direction, or the integral annular structure of the rotary blade type air outlet grid (15) is divided into a plurality of fan-shaped areas, the air outlet angles of the blades in each fan-shaped area are the same, and the air outlet angles of the blades in different fan-shaped areas are different; casing (1) is established including side bounding wall (4) and cover side bounding wall (4) are gone up and can for the lift bounding wall (5) of side bounding wall (4) up-and-down motion, be provided with on side bounding wall (4) and overhaul installing port (6), lift bounding wall (5) have and open overhaul the first motion position of installing port (6) and shield overhaul the second motion position of installing port (6).

2. A ceiling air conditioner according to claim 1, characterized in that the side coaming (4) includes a baffle portion (7) and a grill portion (8), the service attachment opening (6) is located on the baffle portion (7), and the length of the lifting coaming (5) matches the length of the baffle portion (7).

3. A ceiling air conditioner according to claim 2, characterized in that the lifting shroud (5) is snap-fitted in the axial direction with the baffle portion (7) of the side shroud (4) when the lifting shroud (5) is in the second position of movement.

4. A ceiling air conditioner according to claim 2, wherein the bottom of the grille part (8) is provided with a stopper boss (9), and the lifting fence (5) is supported on the stopper boss (9) when the lifting fence (5) is located at the first moving position.

5. A ceiling air conditioner according to claim 2, characterized in that the outer periphery of the baffle portion (7) is provided with a stopping groove (10), the inner periphery of the lifting fence (5) is provided with a stopping projection, and the stopping projection is snapped into the stopping groove (10) when the lifting fence (5) is located at the second moving position.

6. A ceiling air conditioner according to claim 5, wherein the stopper projection includes a plurality of circular projections provided at intervals along the inner circumference of the lifting fence (5).

7. A ceiling air conditioner according to claim 5, wherein the stopper projection is an elastic projection.

8. A ceiling air conditioner according to claim 2, characterized in that the outer periphery of the baffle portion (7) is provided with a stopper projection, the inner periphery of the lifting fence (5) is provided with a stopper groove (10), and the stopper projection is caught in the stopper groove (10) when the lifting fence (5) is located at the second moving position.

9. A ceiling air conditioner according to claim 8, wherein the outer periphery of the baffle portion (7) is further provided with a circumferential mounting groove (12), the stopper projection includes elastic balls (11) circumferentially spaced along the circumferential mounting groove (12), and the elastic balls (11) are telescopically fitted into the circumferential mounting groove (12).

10. A ceiling air conditioner according to claim 1, wherein the fan (14) is a mixed flow fan or an axial flow fan.