High-stability assembly type suspended ceiling for hotel

By setting grooves on the prefabricated ceiling panels for hotels and setting up lifting components on the top of the keel, combining the combination of slots, slots and insert plates and clips, the edge lifting and top of the ceiling panels in the prior art is solved. The problems arising from the problem have achieved high stability and efficient assembly of prefabricated ceilings for hotels.

CN119434519APending Publication Date: 2025-02-14ANHUI ANXING DECORATION ENG CO LTD
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Patent Information

Application Number
CN202411623856.4
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2024-11-14
Publication Date
2025-02-14

AI Technical Summary

Technical Problem

During the installation process of prefabricated ceilings in existing hotels, there is a tendency to be raised and lifted at the edges of the ceiling panels, resulting in low assembly stability and low assembly efficiency.

Method used

A high-stability prefabricated ceiling for hotels was designed. By setting grooves at the bottom of the ceiling panel and setting up hanging components at the top of the keel, combining the fitting of slots, slots and insert plates and clips, the ceiling is realized. Stable erection of the board and simple fixing and assembly of the keel.

Benefits of technology

Effectively prevent the edges of the ceiling panels from being raised or being lifted, improve the assembly stability of the overall ceiling, simplify the assembly process, and improve work efficiency.

✦ Generated by Eureka AI based on patent content.

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Abstract

The invention belongs to the technical field of suspended ceilings, and discloses a high-stability assembled suspended ceiling for hotels, which comprises a suspended ceiling plate, grooves are formed in the front side and the rear side of the bottom end of the suspended ceiling plate, slots are formed in the middles of the left side and the right side of the top end of the suspended ceiling plate, and clamping grooves are formed in the inner walls of the front side and the rear side of the slots on the two sides. Keel frames are arranged at the front side end and the rear side end of the suspended ceiling plate and are of an inverted-T-shaped frame body structure, one side of the bottom end of each keel frame is in lap joint with a groove in one side of the bottom end of the suspended ceiling plate, a hanging assembly is arranged in the middle of the top end of each keel frame, and limiting assemblies are arranged on the two side edges of the bottom end of each hanging assembly and located on the side edge of the top of the suspended ceiling plate. By means of the inserting grooves and the clamping grooves formed in the ceiling plates, the inserting plates and the clamping strips are matched, and when a plurality of ceiling plates are horizontally erected on the keel frame, the ceiling plate in the middle is clamped, connected and pressed towards the ceiling plates on the two sides.
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Description

Technical Field

[0001] The present application relates to the field of suspended ceiling technology, and more specifically, to a highly stable assembled suspended ceiling for hotels. Background Art

[0002] Generally speaking, a hotel is a place that provides guests with lodging and food. Specifically, a hotel is an organization that uses its building as a token to provide services to guests by selling guest rooms, restaurants and comprehensive service facilities, thereby gaining economic benefits. Ceiling design is also called ceiling design. Ceiling design is to "wrap" the bare ceiling with some elegant materials and lighting. The materials used include PVC boards, aluminum gussets, etc. In order to improve the aesthetics of the hotel's interior and the comfort of the environment, ceiling construction is usually carried out indoors in the hotel.

[0003] In the assembled ceilings used in existing hotels, the ceiling panels are usually placed on the assembled keel frame, which makes it impossible to achieve the vertical limiting effect on the ceiling panels, and the edges of the ceiling panels are easily lifted up and accidentally lifted up, thereby reducing the assembly stability of the overall ceiling. In addition, the keel frame used for the existing ceiling panels is usually suspended by a hanger installed on the top of the wall. However, the assembly work between the keel frame and the hanger is relatively cumbersome, resulting in low assembly efficiency.

[0004] In order to solve the above problems, the present application provides a highly stable assembled ceiling for hotels. Summary of the invention

[0005] The present application provides a high-stability assembled ceiling for hotels using the following technical solutions: A high-stability assembled ceiling for hotels comprises a ceiling board, wherein grooves are arranged on the front and rear sides of the bottom end of the ceiling board, and slots are arranged in the middle of the left and right sides of the top end of the ceiling board, and the front and rear inner walls of the slots on both sides are arranged with card slots, and the front and rear side ends of the ceiling board are provided with keels, the keel is an inverted "T"-shaped frame structure, and one side of the bottom end of the keel overlaps with the groove on one side of the bottom end of the ceiling board, a hanging component is arranged in the middle of the top end of the keel, and limiting components are arranged on both sides of the bottom end of the hanging component, and the limiting components are located on the side of the top of the ceiling board, and an insert plate is arranged on the outside of the ceiling board, and a clamping strip is fixedly installed in the middle of the two side walls at one end of the insert plate, and the lateral length of the clamping strip is equal to the clamping slot and the slot.

[0006] Through the above technical solution, the groove provided at the bottom of the ceiling board can be used to adapt to the shape of the keel frame for erection.

[0007] Furthermore, a non-slip rubber pad is fixedly mounted on the inner wall of each card slot, the non-slip rubber pad is designed in a "U" shape, and the inner wall of the card slot is snap-fitted with the card strip via the non-slip rubber pad.

[0008] Furthermore, the plug plate is a prismatic block structure, the transverse length of the plug plate is twice that of the slot, and the left and right halves of the plug plate are both snap-fitted with the inner wall of the slot.

[0009] Through the above technical solution, by utilizing the limitation of the plug board and the slot, the horizontal clamping work between the plug board and the slot in any direction is facilitated.

[0010] Furthermore, the hanging assembly includes a horizontal bar, which is located at the top of the middle part of the keel frame, and bolts are threadedly connected on both sides of the horizontal bar, the threaded ends of the bolts are threadedly connected to the keel frame, and a sleeve is provided above the center position of the horizontal bar.

[0011] Through the above technical solution, the provided bolts are used to fix the cross bar on the top of the keel frame.

[0012] Furthermore, a connecting rod is movably sleeved through the central inner cavity at the bottom end of the sleeve, and the connecting rod is fixedly installed at the center position of the top of the horizontal bar, and a turntable is fixedly installed on the top of the connecting rod, the turntable is movably sleeved on the inner wall of the bottom end of the sleeve, and a partition is provided on the top of the turntable, the partition is fixedly installed on the inner wall of the sleeve, and an internal thread is provided above the partition, the internal thread is arranged on the inner wall on the upper side of the sleeve, and a suspension rod is provided on the top of the sleeve.

[0013] Through the above technical solution, the movable position of the turntable is limited by utilizing the provided partition.

[0014] Furthermore, a mounting seat is fixedly installed on the top of the suspension rod, and four mounting holes are evenly arranged on the circumference of the inner cavity outside the mounting seat. A threaded groove is arranged on the outer wall of the bottom end of the suspension rod, and the outer wall of the bottom end of the suspension rod is screwed to the internal thread of the inner wall on the upper side of the sleeve through the threaded groove.

[0015] Through the above technical solution, the provided installation holes are utilized to facilitate the assembly of the installation base on the top of the wall.

[0016] Furthermore, the sleeve is a circular hollow cylindrical structure, and a plurality of anti-skid convex strips are evenly fixedly installed on the circumference of the outer wall in the middle of the sleeve. The anti-skid convex strips are a semicircular strip structure, and the anti-skid convex strips are made of rubber material.

[0017] Through the above technical solution, the anti-slip convex strips are utilized to facilitate the twisting and rotation of the sleeve.

[0018] Furthermore, the limiting component includes a through hole vertically opened in the inner cavity of the keel frame, an embedding groove is provided at the bottom end of the through hole, the embedding groove is opened at the bottom end of the keel frame, a rotating rod is movably sleeved on the inner wall of the through hole, an inner block is fixedly installed at the bottom of the rotating rod, the inner block is movably sleeved on the inner wall of the embedding groove, and a hexagonal groove is opened at the center position of the bottom end of the inner block, and a rotating arm is fixedly connected to the top of the rotating rod.

[0019] Through the above technical solution, the hexagonal groove is utilized to facilitate the rotation of the inner block.

[0020] Furthermore, the rotating arm is located at the top of the middle part of the keel frame, and a limit plate is provided in contact with the side wall of one end of the rotating arm away from the rotating rod, and the limit plate is fixedly installed at the top position of the middle part of the keel frame.

[0021] Through the above technical solution, the provided limiting piece is utilized to achieve the prompting and limiting effect of the resetting position of the rotating arm.

[0022] Furthermore, a damping sleeve is provided on the outer wall of the rotating rod, and the damping sleeve is fixedly mounted on the inner wall of the through hole, and the inner wall of the damping sleeve is slidably sleeved with the outer wall of the rotating rod.

[0023] In summary, this application includes the following beneficial technical effects: The keel frame is arranged to facilitate the erection and connection of the ceiling board, and cooperates with the arranged hanging components to facilitate the fixed assembly of the keel frame on the top of the wall, which makes the fixed assembly work relatively simple, thereby effectively improving the overall assembly work efficiency; By means of the slots and card grooves arranged on the ceiling panels, in conjunction with the plug plates and card strips, when multiple ceiling panels are horizontally erected on the keel frame, the middle ceiling panel is connected and pressed to the ceiling panels on both sides, and in conjunction with the active limiting effect of the limit assembly on the top of the middle ceiling panel, a centralized limiting effect on the assembled ceiling panels can be achieved, thereby preventing edge warping or accidental lifting, and improving the overall assembly stability of the ceiling. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 This is a schematic diagram of the overall structure of this application; Figure 2 A semi-exploded diagram of the ceiling panel and the plugboard of this application; Figure 3 For this application Figure 1 A schematic diagram of the structure enlargement in the middle; Figure 4 A partial side sectional view of the hanging assembly of the present application; Figure 5 For this application Figure 1A magnified schematic diagram of the structure at B in the middle; Figure 6 A side cross-sectional view of the limit assembly of the present application; Figure 7 This is a semi-exploded diagram of the local assembly process of this application.

[0025] Description of the numbers in the figure: 1. Ceiling board; 11. Groove; 12. Slot; 13. Card slot; 2. Keel frame; 3. Suspension assembly; 31. Horizontal bar; 32. Bolt; 33. Sleeve; 34. Connecting rod; 35. Turntable; 36. Partition; 37. Internal thread; 38. Suspension rod; 39. Mounting seat; 310. Threaded groove; 4. Limiting assembly; 41. Through hole; 42. Embedded groove; 43. Turning rod; 44. Inner block; 45. Hexagonal groove; 46. Rotating arm; 47. Limiting piece; 5. Insert plate; 51. Card strip. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application; obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments, and all other embodiments obtained by ordinary technicians in this field based on the embodiments in the present application without making creative work are within the scope of protection of the present application.

[0027] In the description of the present application, it should be noted that the terms "upper", "lower", "inner", "outer", "top / bottom" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific position, and therefore cannot be understood as limiting the present application. In addition, the terms "first" and "second" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0028] In the description of this application, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "set / connected", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical 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 this application can be understood according to specific circumstances. Example

[0029] The present application embodiment discloses a high-stability assembled ceiling for hotels. Figure 1 and Figure 2, including a ceiling panel 1, grooves 11 are provided on both front and rear sides of the bottom of the ceiling panel 1, and slots 12 are provided in the middle of the left and right sides of the top of the ceiling panel 1, and card slots 13 are provided on the front and rear inner walls of the slots 12 on both sides, and keel frames 2 are provided on both front and rear sides of the ceiling panel 1, and the keel frame 2 is an inverted "T"-shaped frame structure, and one side of the bottom end of the keel frame 2 overlaps with the groove 11 on one side of the bottom end of the ceiling panel 1, and a hanging component 3 is provided in the middle of the top of the keel frame 2, and both sides of the bottom end of the hanging component 3 are provided with limit components 4, and the limit components 4 are located on the side of the top of the ceiling panel 1, and an inserting plate 5 is provided on the outside of the ceiling panel 1, and a card strip 51 is fixedly installed in the middle of the two side walls at one end of the inserting plate 5, and the horizontal length of the card strip 51 is equal to the card slot 13 and the slot 12; The inner wall of each card slot 13 is fixedly installed with an anti-skid rubber pad, which is designed in a "U" shape, and the inner wall of the card slot 13 is snap-fitted with the card strip 51 through the anti-skid rubber pad. The plug board 5 is a prismatic block structure, and the lateral length of the plug board 5 is twice that of the slot 12, and the left and right halves of the plug board 5 are snap-fitted with the inner wall of the slot 12. The anti-skid rubber pad provided on the inner wall of the card slot 13 is conducive to indirectly achieving the anti-skid effect of the plug board 5 on the inner wall of the slot 12 when the card strip 51 and the card slot 13 are in a horizontal snap-fit ​​state, thereby preventing the problem of the plug board 5 being randomly detached from the inner wall of the slot 12 when the ceiling panel 1 is moved and assembled.

[0030] See also Figure 1 , Figure 3 and Figure 4 The hanging assembly 3 includes a horizontal bar 31, which is located at the top of the middle part of the keel frame 2, and bolts 32 are threadedly connected to both sides of the horizontal bar 31, and the threaded ends of the bolts 32 are threadedly connected to the keel frame 2. A sleeve 33 is provided above the center of the horizontal bar 31, and the sleeve 33 is a circular hollow cylinder structure, and a plurality of anti-skid convex strips are evenly fixedly installed on the outer wall circumference of the middle part of the sleeve 33, and the anti-skid convex strips are semicircular strip structures, and the anti-skid convex strips are made of rubber material; A connecting rod 34 is movably sleeved through the central inner cavity at the bottom of the sleeve 33. The connecting rod 34 is fixedly installed at the central position of the top of the horizontal bar 31, and a rotating disk 35 is fixedly installed on the top of the connecting rod 34. The rotating disk 35 is movably sleeved on the inner wall of the bottom of the sleeve 33, and a partition 36 is provided on the top of the rotating disk 35. The partition 36 is fixedly installed on the inner wall of the sleeve 33, and an internal thread 37 is provided above the partition 36. The internal thread 37 is set on the inner wall of the upper side of the sleeve 33, and a suspension rod 38 is provided on the top of the sleeve 33; A mounting seat 39 is fixedly installed on the top of the suspension rod 38, and four mounting holes are evenly arranged on the circumference of the inner cavity outside the mounting seat 39. A threaded groove 310 is arranged on the outer wall of the bottom end of the suspension rod 38, and the outer wall of the bottom end of the suspension rod 38 is screwed to the internal thread 37 of the upper inner wall of the sleeve 33 through the threaded groove 310.

[0031] See also Figure 1 , Figure 5 and Figure 6 The limiting component 4 includes a through hole 41 vertically opened in the inner cavity of the keel frame 2, an embedding groove 42 is provided at the bottom end of the through hole 41, and the embedding groove 42 is opened at the bottom end of the keel frame 2. A rotating rod 43 is movably sleeved on the inner wall of the through hole 41, and an inner block 44 is fixedly installed at the bottom of the rotating rod 43. The inner block 44 is movably sleeved on the inner wall of the embedding groove 42, and a hexagonal groove 45 is opened at the center position of the bottom end of the inner block 44. A rotating arm 46 is fixedly connected to the top of the rotating rod 43; The rotating arm 46 is located at the top of the middle part of the keel frame 2, and a limit plate 47 is provided in contact with the side wall of one end of the rotating arm 46 away from the rotating rod 43. The limit plate 47 is fixedly installed at the top position of the middle part of the keel frame 2. The outer wall of the rotating rod 43 is provided with a damping sleeve, and the damping sleeve is fixedly installed on the inner wall of the through hole 41, and the inner wall of the damping sleeve is slidably connected with the outer wall of the rotating rod 43. By setting the damping sleeve at the contact position between the through hole 41 and the rotating rod 43, a good anti-slip damping effect is achieved when the two are in a sliding contact state, thereby indirectly achieving a damping limiting effect on the passively adjusted position of the rotating arm 46.

[0032] The implementation principle of the embodiment of the present application is as follows: when in use, according to the planned area of ​​the hotel's indoor wall top, the position of the mounting seat 39 in the hanging assembly 3 in the middle of the keel frame 2 is measured in advance, and the mounting seat 39 and the hanging rod 38 are fixedly assembled on the top of the wall by the action of the mounting bolts, and the horizontal bar 31 is fixedly assembled at the middle position of the top of the keel frame 2 by the action of the bolt member 32, so as to realize the pre-positioning installation of the sleeve 33 and the connecting rod 34 as a whole, and the horizontal bars 31 on the top of both sides of the keel frame 2 are assembled in this operation mode and at the distance between each mounting seat 39; After that, the internal thread 37 on the upper inner wall of the sleeve 33 is used to screw and assemble with the thread groove 310 on the outer wall of the bottom end of the suspension rod 38, and each set of sleeves 33 is operated synchronously to realize the fixed assembly of the keel frame 2 on the top of the wall. In this process, the connecting rod 34 and the turntable 35 are rotated and cooperated with the inner wall of the bottom end of the sleeve 33, and are vertically limited by the partition plate 36. After that, according to the longitudinal installation width of the ceiling board 1, the horizontal positioning and assembly of multiple sets of keel frames 2 can be completed; After the multiple sets of keel frames 2 are assembled, multiple ceiling panels 1 are horizontally assembled between two adjacent sets of keel frames 2. Figure 7, if the number of ceiling panels 1 installed between two adjacent groups of keel frames 2 is an odd number, the grooves 11 on both sides of the bottom ends of the ceiling panels 1 are used to first install the two groups of "No. 1" ceiling panels 1 on both sides of the position between the two groups of keel frames 2, and then a group of plug-in boards 5 are respectively plugged into the slots 12 on the opposite sides of the two groups of "No. 2" ceiling panels 1 (while the plug-in boards 5 are horizontally clamped with the slots 12, the clamping strips 51 on both sides are also clamped with the inner walls of the slots 13), and then the two groups of "No. 2" ceiling panels 1 are installed at the relative positions of the two groups of "No. 1" ceiling panels 1, and are also set up on the two adjacent groups of keel frames 2, and finally, the plug-in boards 5 are clamped on the slots 12 at both ends of a group of "No. 3" ceiling panels 1, and then they are set up on the slots 12 positions close to one end of the two groups of "No. 2", so that multiple ceiling panels 1 are horizontally assembled, and a progressive pressing state is formed from the middle ceiling panel 1 to the ceiling panels 1 on both sides; Then operate the two sets of limit assemblies 4 on one set of keel frames 2. When operating, just use a hexagonal tool to clamp the inner wall of the hexagonal groove 45 at the bottom, and drive the rotating rod 43 and the rotating arm 46 to rotate 90 degrees. The rotating arm 46 rotates toward the side away from the limit piece 47. At this time, the two sets of rotating arms 46 both limit the top of the "No. 3" ceiling board 1, so as to realize the limit work of a set of ceiling boards 1 as a whole in the horizontal direction. If the number of ceiling panels 1 installed between two adjacent groups of keels 2 is even, the installation method of multiple ceiling panels 1 is consistent, the only difference is that the two groups of rotating arms 46 act on the limiting state of the tops of the two middle groups of ceiling panels 1 respectively.

[0033] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A high-stability assembled ceiling for a hotel, comprising a ceiling plate (1), characterized in that: The front and rear sides of the bottom of the ceiling plate (1) are both provided with grooves (11), and the middle parts of the left and right sides of the top of the ceiling plate (1) are both provided with slots (12), and the front and rear inner walls of the slots (12) on both sides are both provided with card slots (13), and the front and rear sides of the ceiling plate (1) are both provided with keels (2), and the keel (2) is an inverted "T"-shaped frame structure, and one side of the bottom of the keel (2) is aligned with the groove (11) on one side of the bottom of the ceiling plate (1). The keel frame (2) is overlapped, a hanging assembly (3) is arranged in the middle of the top end, and both sides of the bottom end of the hanging assembly (3) are provided with limit assemblies (4), and the limit assemblies (4) are located on the side of the top of the ceiling plate (1), and an insert plate (5) is arranged on the outside of the ceiling plate (1), and a clamping strip (51) is fixedly installed in the middle of both side walls at one end of the insert plate (5), and the horizontal length of the clamping strip (51) is equal to that of the clamping slot (13) and the slot (12).

2. The high-stability assembled ceiling for hotels according to claim 1, characterized in that: An anti-skid rubber pad is fixedly mounted on the inner wall of each of the card slots (13); the anti-skid rubber pad is designed in a "U" shape, and the inner wall of the card slot (13) is snap-fitted with the card strip (51) via the anti-skid rubber pad.

3. The high-stability assembled ceiling for hotels according to claim 1 is characterized by: The insert plate (5) is a prismatic block structure, the transverse length of the insert plate (5) is twice that of the slot (12), and both left and right halves of the insert plate (5) are snap-fitted with the inner wall of the slot (12).

4. The high-stability assembled ceiling for hotels according to claim 1 is characterized by: The suspension assembly (3) comprises a horizontal bar (31), the horizontal bar (31) being located at the top of the middle part of the keel frame (2), and bolts (32) are threadedly connected through both sides of the horizontal bar (31), the threaded ends of the bolts (32) are threadedly connected to the keel frame (2), and a sleeve (33) is provided above the center position of the horizontal bar (31).

5. The high-stability assembled ceiling for hotels according to claim 4 is characterized by: A connecting rod (34) is movably sleeved through the central inner cavity at the bottom end of the sleeve (33). The connecting rod (34) is fixedly mounted at the central position of the top of the horizontal bar (31), and a rotating disk (35) is fixedly mounted on the top of the connecting rod (34). The rotating disk (35) is movably sleeved on the inner wall of the bottom end of the sleeve (33), and a partition (36) is provided on the top of the rotating disk (35). The partition (36) is fixedly mounted on the inner wall of the sleeve (33), and an internal thread (37) is provided above the partition (36). The internal thread (37) is arranged on the inner wall of the upper side of the sleeve (33), and a suspension rod (38) is provided on the top of the sleeve (33).

6. The high-stability assembled ceiling for hotels according to claim 5, characterized in that: A mounting seat (39) is fixedly mounted on the top of the suspension rod (38), and four mounting holes are evenly arranged on the circumference of the inner cavity outside the mounting seat (39). A threaded groove (310) is arranged on the outer wall of the bottom end of the suspension rod (38), and the outer wall of the bottom end of the suspension rod (38) is screwed to the internal thread (37) on the upper inner wall of the sleeve (33) through the threaded groove (310).

7. The high-stability assembled ceiling for hotels according to claim 4, characterized in that: The sleeve (33) is in the form of a circular hollow cylindrical structure, and a plurality of anti-skid convex strips are evenly and fixedly mounted on the circumference of the outer wall in the middle of the sleeve (33), the anti-skid convex strips are in the form of a semicircular strip structure, and the anti-skid convex strips are made of a rubber material.

8. The high-stability assembled ceiling for hotels according to claim 1, characterized in that: The limiting component (4) comprises a through hole (41) vertically opened in the inner cavity of the keel frame (2), an embedding groove (42) is provided at the bottom end of the through hole (41), the embedding groove (42) is opened at the bottom end of the keel frame (2), a rotating rod (43) is movably sleeved on the inner wall of the through hole (41), an inner block (44) is fixedly installed at the bottom of the rotating rod (43), the inner block (44) is movably sleeved on the inner wall of the embedding groove (42), and a hexagonal groove (45) is opened at the center position of the bottom end of the inner block (44), and a rotating arm (46) is fixedly connected to the top of the rotating rod (43).

9. The high-stability assembled ceiling for hotels according to claim 8, characterized in that: The rotating arm (46) is located at the top of the middle part of the keel frame (2), and a stopper (47) is provided in contact with the side wall of one end of the rotating arm (46) away from the rotating rod (43), and the stopper (47) is fixedly installed at the top position of the middle part of the keel frame (2).

10. The high-stability assembled ceiling for hotels according to claim 8, characterized in that: The outer wall of the rotating rod (43) is provided with a damping sleeve, the damping sleeve is fixedly mounted on the inner wall of the through hole (41), and the inner wall of the damping sleeve is slidably sleeved with the outer wall of the rotating rod (43).