Ceiling unit panel bolt connection assembly and air conditioner

Abstract

The invention provides a ceiling unit panel bolt connecting assembly and an air conditioner, the ceiling unit panel bolt connecting assembly comprises a fixing piece, a connecting piece and a connecting piece, the fixing piece comprises a first connecting plate and a second connecting plate, the second connecting plate is provided with an inserting buckle, and the inserting buckle is used for being detachably installed on a panel frame; the connecting screw is arranged on the first connecting plate on the fixing piece; and the limiting piece is used for limiting the connecting screw to the first connecting plate of the fixing piece to form pre-assembly. According to the ceiling machine panel bolt connecting assembly, the connecting screws are pre-assembled to the first connecting plates of the fixing pieces in advance, the problem that installation screws are lost on site can be avoided, time is saved, cost is reduced, installation workers can more easily align the connecting screws to the installation positions, and the installation efficiency is improved. The inconvenience of installation operation in a high-altitude state is reduced, and the convenience and efficiency of installation are improved.

Description

Technical Field

[0001] The invention relates to the technical field of air conditioning equipment, and in particular to a ceiling panel bolt connection assembly and an air conditioner. Background Art

[0002] A ceiling unit is a ceiling embedded air conditioner, also known as a ceiling unit, a ceiling unit or an embedded air conditioner. A ceiling embedded air conditioner is actually a type of indoor air conditioner. In the prior art, during the assembly process of a ceiling unit, the ceiling unit panel of the air conditioner is fixed to the ceiling unit through the hook assemblies at the four corners, and then fixed to the air conditioner body with mounting screws.

[0003] However, the installation screws of the ceiling panel are usually shipped in bundles as parts independent of the ceiling panel and the air conditioner body, so there is a problem of losing the installation screws on site, resulting in the inability to properly install the ceiling panel. In addition, after the ceiling panel is temporarily hung on the air conditioner body through the hook device, the installation screws also need to be handheld to be installed at high altitude, which makes it inconvenient for the installation workers to assemble and the efficiency is low.

[0004] Based on this, this application is specially filed. Summary of the invention

[0005] In view of this, the present invention aims to provide a ceiling panel bolt connection assembly and an air conditioner to solve at least one of the above technical problems.

[0006] To achieve the above object, the technical solution of the present invention is achieved as follows:

[0007] A ceiling panel bolt connection assembly, comprising:

[0008] The fixing member comprises a first connecting plate and a second connecting plate, wherein a plug-in buckle is arranged on the second connecting plate, and the plug-in buckle is used for being detachably mounted on the panel frame;

[0009] A connecting screw, arranged on a first connecting plate on the fixing member;

[0010] The limiting member limits the connecting screw to the first connecting plate of the fixing member to form a pre-assembly.

[0011] Furthermore, the connecting screw includes a bolt head and a threaded rod, an operating groove is provided on the side of the bolt head away from the threaded rod, a gasket is provided on the side of the bolt head close to the threaded rod, and the limiter is used to limit the movement of the gasket in the direction of the threaded rod.

[0012] Furthermore, the limiting member includes an arc-shaped pressing plate and a horizontal pressing plate, the arc-shaped pressing plate is connected to the fixing member as a whole, and the gasket is limited between the horizontal pressing plate and the first connecting plate.

[0013] Furthermore, the arc-shaped pressing plate is arranged in a V-shape, and a horizontal pressing plate is arranged at one end of the arc-shaped pressing plate away from the connecting portion of the fixing member, and the horizontal pressing plate is arranged in parallel with the gasket.

[0014] Furthermore, the gasket is arranged in a circular shape, a plurality of the limiting members are arranged on the first connecting plate, and the plurality of the first connecting plates are arranged along the circumference of the gasket.

[0015] Furthermore, the first connecting plate is arranged in a circular shape and the projection contour of the gasket on the first connecting plate is smaller than the outer contour of the first connecting plate, the gasket and the first connecting plate are arranged concentrically, and the plurality of limit members are integrally formed with the first connecting plate.

[0016] Furthermore, two second connecting plates are provided, and the two second connecting plates are symmetrically arranged on opposite sides of the first connecting plate. The second connecting plate includes the bent connecting portion and the horizontal connecting portion. One end of the bent connecting portion is connected to the first connecting plate as a whole, and the other end is bent toward the tightening direction of the connecting screw and away from one side of the threaded rod portion. The horizontal connecting portion is provided at one end of the bent connecting portion away from the first connecting plate, and a plug-in buckle is provided on each of the horizontal connecting portions.

[0017] Furthermore, a boss is provided on at least one of the second connecting plates, and the boss is provided on a side of the second connecting plate away from the plug-in buckle.

[0018] Compared with the prior art, the ceiling panel bolt connection assembly of the present invention has the following advantages:

[0019] (1) The ceiling panel bolt connection assembly described in the present invention can avoid the problem of losing the installation screws on site by pre-assembling the connecting screws to the first connecting plate of the fixing member, thereby saving time and reducing work interruptions and unnecessary costs caused by lost parts. The connecting screws are fixed or movable in the vertical direction relative to the first connecting plate, so that the installer can more easily align the connecting screws with the installation position, reducing the inconvenience of installation work at high altitude and improving the convenience and efficiency of installation.

[0020] (2) The ceiling panel bolt connection assembly described in the present invention provides a more effective, reliable and convenient way to connect and fix the ceiling panel, thereby improving the installation and removal process of the ceiling panel.

[0021] Another object of the present invention is to provide an air conditioner, comprising an indoor unit body and a ceiling panel, the ceiling panel comprising a panel frame, four corner cover mounting parts are arranged at the four azimuth angles of the panel frame, the corner cover mounting parts include a connecting plate body, a connecting boss is arranged on the connecting plate body, and the connecting boss is used to connect the ceiling panel bolt connection assembly as described above.

[0022] Furthermore, the connecting boss includes a first connecting boss, a second connecting boss and a third connecting boss, the second connecting boss and the third connecting boss are arranged on opposite sides of the first connecting boss, a second through-hole is arranged on the first connecting boss, the threaded rod of the connecting screw can pass through the second through-hole and be threadedly connected to the screw connecting hole on the hook assembly, a first clamping hole is arranged on the second connecting boss, and a second clamping hole is arranged on the third connecting boss, and the two plug-in buckles on the second connecting plate on the connecting screw are respectively inserted into the first clamping hole and the second clamping hole for clamping.

[0023] The advantages of the air conditioner and the ceiling panel bolt connection assembly described above over the prior art are the same, which will not be described in detail here. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] The accompanying drawings constituting a part of the present invention are used to provide a further understanding of the present invention. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation of the present invention. In the accompanying drawings:

[0025] Figure 1 It is a structural schematic diagram of the bolt connection assembly according to an embodiment of the present invention;

[0026] Figure 2 It is a front view structural schematic diagram of the bolt connection assembly according to an embodiment of the present invention;

[0027] Figure 3 It is a schematic diagram of the side structure of the bolt connection assembly according to the embodiment of the present invention from a second viewing angle;

[0028] Figure 4 It is a structural schematic diagram of the bolt connection assembly and the panel frame assembled together according to an embodiment of the present invention;

[0029] Figure 5 It is a schematic diagram of an exploded structure of the assembly of the bolt connection assembly and the connection boss on the panel frame according to an embodiment of the present invention;

[0030] Figure 6 It is a partial enlarged structural schematic diagram of the connecting boss on the panel frame according to the embodiment of the present invention;

[0031] Figure 7It is a partial enlarged structural schematic diagram of a second viewing angle of a connecting boss on a panel frame according to an embodiment of the present invention;

[0032] Figure 8 This is a schematic diagram of the main structure of the indoor unit according to an embodiment of the present invention;

[0033] Fig. 9 This is a schematic diagram of the structure of an air conditioner according to an embodiment of the present invention;

[0034] Description of reference numerals:

[0035] 100-bolt connection assembly;

[0036] 1-fixing member; 11-first connecting plate; 12-second connecting plate; 121-bent connecting portion; 122-horizontal connecting portion; 13-plug-in buckle; 14-boss;

[0037] 2-connecting screw; 21-bolt head; 211-operating slot; 22-washer; 23-threaded rod;

[0038] 3-limiting member; 31-arc pressure plate; 32-horizontal pressure plate;

[0039] 200-ceiling panel;

[0040] 4-Panel frame;

[0041] 5-corner cover plate mounting portion; 501-limiting retaining rib; 502-first through hole; 503 connecting plate body;

[0042] 6-Connecting boss;

[0043] 601-first connecting boss; 602-first reinforcing rib plate; 603-second connecting boss; 6031-first clamping hole; 604-third connecting boss; 6041-second clamping hole; 605-second through hole; 606-second reinforcing rib;

[0044] 7-Corner cover;

[0045] 300-indoor unit body; 301-housing; 302-water tray assembly; 303-guide ring assembly; 304-electric control box assembly; 305-hook assembly; 306-screw connection hole. DETAILED DESCRIPTION

[0046] In order to make the technical means, objectives and effects of the present invention easy to understand, the embodiments of the present invention are described in detail below with reference to specific drawings.

[0047] It should be noted that all the terms used in the present invention for directional and positional indications, such as "up", "down", "left", "right", "front", "back", "vertical", "horizontal", "inside", "outside", "top", "low", "lateral", "longitudinal", "center", etc., are only used to explain the relative positional relationship and connection status between the components in a certain state (as shown in the accompanying drawings), and are only for the convenience of describing the present invention, rather than requiring the present invention to be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the descriptions of "first", "second", etc. in the present invention are only used for descriptive purposes, and cannot be understood as indicating or suggesting their relative importance or implicitly indicating the number of the indicated technical features.

[0048] In the description of the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0049] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "illustrative embodiments", "examples", "specific examples", or "some examples" means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present invention. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in any one or more embodiments or examples in a suitable manner.

[0050] Example 1

[0051] like Figures 1 to 9 As shown, the present invention discloses a ceiling panel bolt connection assembly, comprising:

[0052] The fixing member 1 comprises a first connecting plate 11 and a second connecting plate 12, on which a plug-in buckle 13 is provided, and the plug-in buckle 13 is used for being detachably mounted on the panel frame 4;

[0053] A connecting screw 2 is provided on the first connecting plate 11 on the fixing member 1;

[0054] The limiting member 3 limits the connecting screw 2 to the first connecting plate 11 of the fixing member 1 to form a pre-assembly.

[0055] The present application discloses a ceiling panel bolt connection assembly, wherein the fixing member 1 is made of resin material. During assembly, the connecting screw 2 is first installed to the first connecting plate 11 of the fixing member 1 through the limiter 3 to form a pre-assembly, and the connecting screw 2 can rotate relative to the first connecting plate 11. In the vertical direction where the threaded rod 23 of the connecting screw 2 is located, the connecting screw 2 is fixed relative to the first connecting plate 11 or moves within a certain range. Then, when the fixing member 1 is fixed to the panel frame 4 through the plug-in buckle 13, the bolt connection assembly 100 and the panel frame The frame 4 is connected as a whole and will not be separated, so as to avoid the connection screw 2 from being lost during on-site installation. Then, the connection screw 2 is aligned with the position on the panel frame 4 corresponding to the screw connection hole 306 on the hook component 305, and the connection screw 2 is tightened to realize the installation and fixation of the bolt connection component 100. When disassembling, after the connection state of the connection screw 2 with the screw connection hole 306 on the hook component 305 is removed, the connection screw 2 is still fixed on the panel frame 4 under the action of the fixing member 1, which is convenient for workers to operate, improves assembly efficiency, and ensures the convenience and reliability of installation and disassembly of the ceiling panel.

[0056] The ceiling panel bolt connection assembly disclosed in the present application can avoid the problem of losing the installation screws on site by pre-assembling the connecting screws 2 to the first connecting plate 11 of the fixing member 1, saving time, reducing work interruptions and unnecessary costs caused by the loss of parts, and the connecting screws 2 are fixed or movable in the vertical direction relative to the first connecting plate 11, so that the installer can more easily align the connecting screws with the installation position, reducing the inconvenience of installation work at high altitude, and improving the convenience and efficiency of installation. The ceiling panel bolt connection assembly disclosed in the present application provides a more effective, reliable and convenient way to connect and fix the ceiling panel, thereby improving the installation and disassembly process of the ceiling panel.

[0057] As a preferred example of the present application, the connecting screw 2 includes a bolt head 21 and a threaded rod 23, an operating groove 211 is provided on the side of the bolt head 21 away from the threaded rod 23, a gasket 22 is provided on the side of the bolt head 21 close to the threaded rod 23, and the stopper 3 is used to limit the movement of the gasket 22 in the direction of the threaded rod 23. As an example of the present application, the operating groove 211 can be a straight groove, a cross groove or a polygonal groove.

[0058] This arrangement discloses a structure of a connecting screw 2, which is convenient for workers to quickly and conveniently rotate the bolt head 21 for tightening or disassembling. Through the arrangement of the gasket 22, on the one hand, it is ensured that the limiter 3 limits the connecting screw 2 to be fixed in the direction of the threaded rod 23 or to move within a limited space, thereby ensuring the stability and reliability of the pre-assembled connection between the connecting screw 2 and the fixing member 1, and on the other hand, it also avoids the connecting screw 2 from twisting or deformation caused by uneven force during the rotation connection process.

[0059] As a preferred example of the present application, the limiting member 3 includes an arc-shaped pressure plate 31 and a horizontal pressure plate 32 , the arc-shaped pressure plate 31 is integrally connected to the fixing member 1 , and the gasket 22 is limited between the horizontal pressure plate 32 and the first connecting plate 11 .

[0060] This setting discloses a structure of a limiter 3, which has a simple structure and reliable limiting, ensuring the stability of the gasket 22 of the connecting screw 2 during the connection process and the convenience of installation. It also facilitates the replacement of the connecting screw 2, so that it can match various models and types of connecting screws 2.

[0061] As a preferred example of the present application, the arc-shaped pressing plate 31 is arranged in a V-shape, and a horizontal pressing plate 32 is arranged at one end of the arc-shaped pressing plate 31 away from the connecting portion of the fixing member 1, and the horizontal pressing plate is arranged in parallel with the gasket 22. This arrangement enables the limiting member 3 to be compressed and deformed during use and to recover its deformation after losing its force, further improving the convenience of installing the connecting screw 2 and the reliability of pre-assembly under the action of the limiting member 3.

[0062] As a preferred example of the present application, the gasket 22 is arranged in a circular shape, and a plurality of the limiting members 3 are arranged on the first connecting plate 11, and the plurality of the first connecting plates 11 are arranged circumferentially along the gasket 22. This arrangement further improves the uniform restraining force on the connecting screw 2 under the action of the limiting member 3, helps to disperse stress, avoids uneven force during the connection process, prevents unnecessary movement or deformation during the connection process, and further improves the stability and reliability of the pre-assembled connection between the connecting screw 2 and the fixing member 1.

[0063] As a preferred example of the present application, the first connecting plate 11 is circular and the projection profile of the gasket 22 on the first connecting plate 11 is smaller than the outer profile of the first connecting plate 11, the gasket 22 is concentrically arranged with the first connecting plate 11, and the plurality of limiters 3 are integrally formed with the first connecting plate 11. This arrangement makes the bolt connection assembly 100 including the fixing member 1, the connecting screw 2 and the limiter 3 more compact and neat, while ensuring that the position and structure of the limiter 3 are completely consistent with the first connecting plate 11, while reducing the interference that the external structure may cause to the first connecting plate 11, and improving the convenience and efficiency of workers' assembly.

[0064] As a preferred example of the present application, two second connecting plates 12 are provided, and the two second connecting plates 12 are symmetrically arranged on opposite sides of the first connecting plate 11, and the second connecting plate 12 includes the bent connecting portion 121 and the horizontal connecting portion 122, one end of the bent connecting portion 121 is connected to the first connecting plate 11 as a whole, and the other end is bent toward the tightening direction of the connecting screw 2 and away from the threaded rod portion 23, the horizontal connecting portion 122 is provided at one end of the bent connecting portion 121 away from the first connecting plate 11, and a plug-in buckle 13 is provided on each of the horizontal connecting portions 122. The setting discloses a specific structure of a fixing member 1, wherein the fixing member 1 is an overall sheet structure with symmetrically arranged bending portions, and the connecting screw 2 is fixed at the center of the first connecting plate 11 by a limit member 3 for pre-assembly, and then the plug-in buckles 13 at both ends of the fixing member 1 are plugged and fixed to the panel frame 4 to achieve the positioning and installation of the bolt connection assembly 100. At this time, the connecting screw 2 corresponds to the screw connection hole 306 on the hook assembly 305 under the action of the limit member 3, and the operator rotates the operating slot 211 of the bolt head 21 with a screwdriver or a wrench, and the connecting screw 2 drives the elastic deformation of the bent connection portion 121 to achieve the tightening of the connecting screw 2 and the screw connection hole 306. The operation is simple and the assembly worker can complete the operation with one hand, thereby ensuring the safety and convenience of the workers' high-altitude operations.

[0065] As a preferred example of the present application, a boss 14 is provided on at least one of the second connecting plates 12, and the boss 14 is provided on the side of the second connecting plate 12 away from the plug buckle 13. As an example of the present application, one boss 14 is provided, and the boss 14 is provided on the horizontal connecting portion 122 on the second connecting plate 12, that is, the boss 14 and the plug buckle 13 are provided on opposite sides of the horizontal connecting portion 122, and the projection center of the boss 14 on the horizontal connecting portion 122 overlaps with the projection center position of the plug buckle 13 on the horizontal connecting portion 122. This arrangement is convenient for assembly workers to hold and press, and is also convenient for users to disassemble the fixing member 1 from the panel frame 4 during maintenance and disassembly.

[0066] The present application also discloses an air conditioner, including an indoor unit body 300 and a ceiling panel 200, wherein the ceiling panel 200 includes a panel frame 4, and four corner cover mounting portions 5 are arranged at four azimuth angles of the panel frame 4, wherein the corner cover mounting portion 5 includes a connecting plate body 503, and a connecting boss 6 is arranged on the connecting plate body 503, wherein the connecting boss 6 includes a first connecting boss 601, a second connecting boss 603 and a third connecting boss 604, wherein the second connecting boss 603 and the third connecting boss 604 are arranged on the first connecting boss 601. On opposite sides of the boss 601, a second through-hole 605 is provided on the first connecting boss 601, and the threaded rod portion 23 of the connecting screw 2 can pass through the second through-hole 605 and be threadedly connected with the screw connecting hole 306 on the hook assembly 305. A first clamping hole 6031 is provided on the second connecting boss 603, and a second clamping hole 6041 is provided on the third connecting boss 604. The plug-in buckles 13 on the two second connecting plates 12 on the connecting screw 2 are respectively inserted into the first clamping hole 6031 and the second clamping hole 6041 for clamping.

[0067] As a preferred example of the present application, a limit rib 501 is provided on the connecting plate body 503, the connecting boss 6 is provided on one side of the limit rib 501, and a first reinforcing rib plate 602 is provided on the opposite sides of the first connecting boss 601, the first reinforcing rib plate 602 is provided in a C-shape, and the opening direction of the first reinforcing rib plate 602 is provided toward the limit rib 501 and extends to the limit rib 501, the first reinforcing rib plate 602 and the limit rib 501 are surrounded. The first connecting boss 601 is arranged inside it, and the second connecting boss 603 and the third connecting boss 604 are connected to the limit rib 501 and the first reinforcing rib plate 602 through the connecting rib plate, and a second reinforcing rib 606 is arranged at the connection between the first connecting boss 601 and the connecting plate body 503, the first connecting boss 601 and the first reinforcing rib plate 602, the second connecting boss 603 and / or the third connecting boss 604 and the connecting plate body 503.

[0068] Through the above arrangement, the structural strength of the corner cover mounting portion 5 on the panel frame 4 is improved. The C-shaped design of the first reinforcing rib plate 602 surrounds the first connecting boss 601, which helps to disperse the force applied from the outside and reduce the risk of deformation or twisting of the corner cover mounting portion 5.

[0069] As a preferred example of the present application, a first through hole 502 is provided on a side of the position-limiting retaining rib 501 away from the connecting boss 6, and an angle cover 7 is provided on the angle cover mounting portion 5, and the angle cover 7 covers the first through hole 502. This arrangement enables the indoor unit body 300 of the air conditioner to expose the first through hole 502 by removing the angle cover 7 when performing various operations, and to perform operations by inserting a hand or a screwdriver into the first through hole 502.

[0070] The indoor unit body 300 described in the present application also includes structures such as an outer shell 301, a water receiving tray assembly 302, a guide ring assembly 303, and an electric control box assembly 304. Its related structures are similar to the prior art and will not be described in detail here.

[0071] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A ceiling panel bolt connection assembly, characterized in that: include: A fixing member (1) comprises a first connecting plate (11) and a second connecting plate (12), wherein a plug-in buckle (13) is provided on the second connecting plate (12), and the plug-in buckle (13) is used for being detachably mounted on a panel frame (4); A connecting screw (2) is arranged on a first connecting plate (11) on the fixing member (1); A limiting member (3) limits the connection screw (2) to the first connection plate (11) of the fixing member (1) to form a pre-assembly.

2. The ceiling panel bolt connection assembly according to claim 1, characterized in that: The connecting screw (2) comprises a bolt head (21) and a threaded rod (23); an operating groove (211) is provided on a side of the bolt head (21) away from the threaded rod (23); a gasket (22) is provided on a side of the bolt head (21) close to the threaded rod (23); and the limiting member (3) is used to limit the movement of the gasket (22) in the direction of the threaded rod (23).

3. The ceiling panel bolt connection assembly according to claim 2, characterized in that: The limiting member (3) comprises an arc-shaped pressing plate (31) and a horizontal pressing plate (32); the arc-shaped pressing plate (31) is integrally connected to the fixing member (1); and the gasket (22) is limited between the horizontal pressing plate (32) and the first connecting plate (11).

4. The ceiling panel bolt connection assembly according to claim 3, characterized in that: The arc-shaped pressing plate (31) is arranged in a V-shape, and a horizontal pressing plate (32) is arranged at one end of the arc-shaped pressing plate (31) away from the connecting portion of the fixing member (1), and the horizontal pressing plate is arranged in parallel with the gasket (22).

5. The ceiling panel bolt connection assembly according to claim 2, 3 or 4, characterized in that: The gasket (22) is arranged in a circular shape, a plurality of the limiting members (3) are arranged on the first connecting plate (11), and the plurality of first connecting plates (11) are arranged circumferentially along the gasket (22).

6. The ceiling panel bolt connection assembly according to claim 5, characterized in that: The first connecting plate (11) is arranged in a circular shape, and the projection contour of the gasket (22) on the first connecting plate (11) is smaller than the outer contour of the first connecting plate (11); the gasket (22) and the first connecting plate (11) are arranged concentrically, and the plurality of limit members (3) are integrally formed with the first connecting plate (11).

7. The ceiling panel bolt connection assembly according to claim 6, characterized in that: Two second connecting plates (12) are provided, and the two second connecting plates (12) are symmetrically arranged on opposite sides of the first connecting plate (11). The second connecting plate (12) comprises a bent connecting portion (121) and a horizontal connecting portion (122). One end of the bent connecting portion (121) is connected to the first connecting plate (11) as a whole, and the other end is bent toward the tightening direction of the connecting screw (2) and away from the threaded rod portion (23). The horizontal connecting portion (122) is provided at one end of the bent connecting portion (121) away from the first connecting plate (11), and a plug-in buckle (13) is provided on each of the horizontal connecting portions (122).

8. The ceiling panel bolt connection assembly according to claim 7, characterized in that: A boss (14) is arranged on at least one of the second connecting plates (12), and the boss (14) is arranged on a side of the second connecting plate (12) away from the plug-in buckle (13).

9. An air conditioner, comprising an indoor unit body (300) and a ceiling unit panel (200), characterized in that: The ceiling panel (200) comprises a panel frame (4), four corner cover mounting parts (5) are arranged at four azimuth angles of the panel frame (4), the corner cover mounting parts (5) comprise a connecting plate body (503), a connecting boss (6) is arranged on the connecting plate body (503), and the connecting boss is used to connect the ceiling panel bolt connection assembly according to any one of claims 1 to 8.

10. The air conditioner according to claim 9, characterized in that: The connecting boss (6) comprises a first connecting boss (601), a second connecting boss (603) and a third connecting boss (604); the second connecting boss (603) and the third connecting boss (604) are arranged on opposite sides of the first connecting boss (601); a second through hole (605) is arranged on the first connecting boss (601); the threaded rod (23) of the connecting screw (2) can pass through the second through hole (605) and be threadedly connected with the screw connecting hole (306) on the hook assembly (305); a first clamping hole (6031) is arranged on the second connecting boss (603); a second clamping hole (6041) is arranged on the third connecting boss (604); the plug-in buckles (13) on the two second connecting plates (12) on the connecting screw (2) are respectively inserted into the first clamping hole (6031) and the second clamping hole (6041) for clamping.

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