Building indoor suspended ceiling assembly structure

Abstract

The invention relates to the technical field of suspended ceiling assembly structures, and discloses a building indoor suspended ceiling assembly structure which comprises two mounting plates A and two mounting plates B. Supporting plates are mounted on the front and rear sides of the upper end surfaces of the mounting plates A, and a bottom plate is mounted on the upper end surfaces of the supporting plates. Each mounting plate B is connected with the mounting plate A through a plurality of splicing mechanisms; the problems that an existing suspended ceiling installation structure is tedious, daily maintenance and replacement by people are not convenient, the size of a suspended ceiling frame is fixed, adjustment is not convenient, the suspended ceiling frame cannot be suitable for suspended ceilings of different sizes, and use limitation is caused are solved. The splicing mechanism can be overlaid, and the distance between the two mounting plates A is adjusted, so that the splicing mechanism is suitable for suspended ceiling bodies of different sizes, the suspended ceiling bodies are convenient to disassemble and assemble, and daily maintenance and replacement by people are facilitated.

Description

Technical Field

[0001] The invention relates to the technical field of suspended ceiling assembly structures, in particular to an indoor suspended ceiling assembly structure of a building. Background Art

[0002] The suspended ceiling has the functions of heat preservation, heat insulation, sound insulation and sound absorption, and is also a hidden layer for electrical, ventilation and air conditioning, communication, fire protection, alarm pipeline equipment and other projects. With the continuous improvement of people's quality of life, people's requirements for home decoration are gradually increasing. As a basic project included in the decoration project, the suspended ceiling is becoming more and more common in daily life.

[0003] In addition to the decorative function in daily life, the ceiling also plays a very important role in sound insulation, heat insulation and shielding the wires and pipes arranged on the top. The ceiling generally includes a connection module and a panel installed through the connection module, wherein the connection module includes a ceiling frame, and the panel includes a gusset decorative panel and a lighting panel. During installation, the ceiling frame is first fixed to the ceiling, and then the gusset decorative panel and the lighting panel are respectively installed on the ceiling frame, thereby obtaining a complete ceiling structure.

[0004] In the process of daily maintenance of wires and pipes, it is usually necessary to dismantle the ceiling. The existing ceiling installation structure is cumbersome, which is not convenient for people to carry out daily maintenance and replacement. In addition, the size of the ceiling frame is fixed and it is not convenient to adjust, resulting in the device being unable to be applied to ceilings of different sizes, thereby increasing the use limitations of the device. Therefore, it does not meet the existing needs. In this regard, we propose a building indoor ceiling assembly structure. Summary of the invention

[0005] The object of the present invention is to provide a building indoor ceiling assembly structure to solve the problems proposed in the above background technology that the existing ceiling installation structure is cumbersome, inconvenient for people to carry out daily maintenance and replacement, and the size of the ceiling frame is fixed and inconvenient to adjust, resulting in the device being unable to be applied to ceilings of different sizes, thereby increasing the use limitations of the device.

[0006] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: an indoor ceiling assembly structure of a building, comprising a mounting plate A and a mounting plate B, wherein support plates are installed at the front and rear of the upper end surface of the mounting plate A, and a bottom plate is installed at the upper end surface of the support plate, and two mounting plates A and two mounting plates B are provided, and each mounting plate B is connected to the mounting plate A through a plurality of splicing mechanisms, and the splicing mechanisms include a base, a square groove is provided on one side of the upper end surface of the base, an active cavity is provided below the square groove, a pressure plate is movably connected to the inside of the active cavity through a spring A, a square block is provided above the pressure plate, and a front of the square block is provided. A limiting groove is provided below the rear end surface, grooves are provided below both sides of the inner wall of the square groove, a transmission cavity is provided on the inner side of the groove, a storage groove is provided above the groove, a limiting plate is provided on the inner side of the storage groove, the pressure plate and the limiting plate are movably connected through a gravity transmission mechanism, slots are provided on the lower end surfaces of the mounting plate A and the mounting plate B, card slots are provided above both sides of the inner wall of the slot, an insert plate is movably provided on the inner side of the slot through a card connection mechanism, cavities are provided on both sides of the slot, a movable ejection mechanism is provided on the inner side of the cavity, and the lower end surface of the insert plate is fixedly connected to the ceiling body.

[0007] Preferably, the gravity transmission mechanism includes a push rod, the outer surface of which is sleeved with a spring C, a rotating rod is installed inside the transmission cavity, a touch rod is fixedly installed on the upper end surface of one end of the rotating rod, the top of the touch rod extends to the surface of the top end of the push rod, and the other end of the rotating rod is connected to the upper end surface of the outer side of the pressure plate through a transmission rod.

[0008] Preferably, one end of the spring C is fixedly connected to the inner wall of the groove, the other end of the spring C is fixedly connected to the outer surface of the limit plate, the position of the rotating rod close to the transmission rod is connected to the transmission cavity through the rotating shaft A, and both ends of the transmission rod are connected to the rotating rod and the pressure plate through the rotating shaft B.

[0009] Preferably, a limiting hole is provided on the lower end surface of the limiting plate, circular holes are provided at the front and rear of the lower end surface of the base, a limiting rod is provided on the inner side of the circular hole, a spring B is sleeved on the outer surface of the limiting rod, and through holes are provided at the front and rear of the upper end surface of the pressure plate.

[0010] Preferably, a limiting ring is sleeved on the lower end face of the limiting rod, one end of the spring B is fixedly connected to the upper end face of the limiting ring, the other end of the spring B is fixedly connected to the inner wall of the circular hole, the limiting groove is connected to the square groove via a connecting hole A, and the limiting rod passes through the through hole and the connecting hole A, and the upper end face of the limiting rod is inserted into the inner side of the limiting hole.

[0011] Preferably, the movable ejection mechanism includes a vertical shaft, a driving bevel gear is sleeved on the upper side of the outer surface of the vertical shaft, a driven bevel gear is meshed on one side of the driving bevel gear, a horizontal shaft is welded to the inner ring of the driven bevel gear, a threaded rod is fixedly connected to the opposite side of the outer surfaces of every two horizontal shafts, a threaded plate is sleeved on the outer surface of the threaded rod, a connecting plate is fixedly connected to the opposite side of the outer surfaces of the two threaded plates, and a ejector rod is fixedly installed on the four end corners of the opposite side of every two connecting plates.

[0012] Preferably, the cavity is connected to the slot through four connecting holes B, the diameter of the push rod is smaller than the aperture of the connecting hole B, every two threaded rods are connected by a connecting rod, and the thread directions of every two threaded rods are opposite, and the inside of the threaded plate is provided with threaded holes that are compatible with the threaded rods.

[0013] Preferably, a motor is installed above the two cavities through a motor cavity, the output end of the motor is fixedly connected to the upper end surface of the vertical axis through a short axis, the lower end surface of the vertical axis is rotatably connected to the inner wall of the cavity through a bearing, and one end of the threaded rod is rotatably connected to the inner wall of the cavity through a bearing.

[0014] Preferably, the card connection mechanism includes a card plate, which is adapted to the card slot, and the card plate is movably connected to both sides of the outer surface of the plug plate through four retractable sleeve rods, and the outer surfaces of the retractable sleeve rods are sleeved with springs D, and the retractable sleeve rods include a thick sleeve and a thin sleeve rod, and the thick sleeve rod is inserted into the inner side of the thin sleeve rod, the front and rear of one side of the outer surface of the mounting plate A are fixedly connected to two of the bases, and the two ends of the mounting plate B are fixedly connected to two of the square blocks.

[0015] Preferably, supporting mechanisms are provided on both sides of the lower end surface of the ceiling body, and a button mechanism is provided on one side of one of the supporting mechanisms, the supporting mechanism includes a strip groove, a handle is rotatably connected to the inner side of the strip groove, a sealing plate is rotatably connected to the lower part of the inner side of the strip groove through a pin shaft A, and the sealing plate is magnetically connected to the strip groove, the button mechanism includes a circular groove, a button is installed on the top surface of the circular groove, the button is electrically connected to the motor, a circular plate is rotatably connected to the lower part of the inner side of the circular groove through a pin shaft B, and the circular plate is magnetically connected to the circular groove.

[0016] Compared with the prior art, the present invention has the following beneficial effects: 1. The present invention is provided with a splicing mechanism, and the spacing between the two mounting plates A can be adjusted by adjusting the number of splicing mechanisms. According to the size of the ceiling body, the number of corresponding splicing mechanisms is added. First, the two limit rods of the new base are pulled downward, and then the square blocks on both sides of the mounting plate B are inserted into the square grooves on the upper end surface of the new base. The pressing plate is pressed downward under the gravity of the square blocks, and the transmission rod is pulled downward to move. The transmission rod moves downward to rotate one end of the rotating rod, and the other end of the rotating rod is lifted, driving the touch rod to rotate and lift upward, thereby pushing the push rod outward of the groove, so that the limit plate is inserted into the inner side of the limit groove, and then the limit rod is released, and the limit rod is inserted into the limit hole. The inner side of the limit plate is limited for the second time, which improves the stability of the connection between the base and the square block. When disassembly is required, the limit rod is first pulled downward, and then the square block is moved upward. The limit plate moves upward for a distance on the inner side of the limit groove, so that after the pressure plate is no longer subject to the gravity of the square block, the pressure plate is reset due to the spring A, so that the state of the rotating rod is reset to the horizontal, the touch rod no longer pushes the push rod, and the push rod is also restored to the initial state under the action of the spring C, releasing the pushing action on the limit plate. At this time, the limit plate is retracted into the inner side of the storage groove, and the square block can be removed from the base. The present invention can stack the splicing mechanism and adjust the distance between the two mounting plates A, so that it is suitable for ceiling bodies of different sizes. 2. The present invention is provided with a clamping mechanism and a movable ejection mechanism. When it is necessary to install the ceiling body, the clamping plate is pressed against both sides of the plugging plate so that the plugging plate is inserted into the inner side of the slot, and then the plugging plate is pushed upwardly toward the slot until the plugging plate is completely inserted into the inner side of the slot. Under the action of the retractable sleeve rod and the spring D, the clamping plate is inserted into the inner side of the card slot, and the installation is completed. When it is necessary to disassemble the ceiling body, it is only necessary to turn on the switch of the motor by pressing the button. The motor can drive the short shaft to rotate, thereby driving the vertical shaft to rotate, thereby driving the active bevel gear to rotate, driving the driven bevel gear and the horizontal shaft to rotate, and the threaded rod rotates to drive the connecting rod to rotate, thereby driving the threaded rod on the other side to rotate, driving the two threaded plates to move in a direction close to each other at the same time, thereby driving the connecting plate to move, driving the ejector rod to move, and the ejector rod passes through the connecting hole B to squeeze the clamping plate so that the clamping plate leaves the inner side of the card slot. At this time, the plugging plate can be removed from the slot. The present invention is convenient for disassembling and assembling the ceiling body, and is convenient for people to carry out daily maintenance and replacement. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the present invention; Figure 2 A bottom view of the present invention as a whole; Figure 3 It is a main cross-sectional view of the present invention as a whole; Figure 4 It is a main cross-sectional view of the splicing mechanism of the present invention; Figure 5is a side sectional view of the splicing mechanism of the present invention; Figure 6 It is a schematic diagram of the local structure of the active cavity of the present invention; Figure 7 It is a schematic diagram of the local structure of the cavity of the present invention; Figure 8 It is a structural schematic diagram of the movable ejection mechanism of the present invention.

[0018] In the figure: 1, ceiling body; 2, mounting plate A; 3, support plate; 4, bottom plate; 5, mounting plate B; 6, splicing mechanism; 601, square block; 602, base; 603, limit groove; 604, limit plate; 605, limit hole; 606, square groove; 607, limit rod; 608, storage groove; 609, pressure plate; 610, spring A; 611, movable cavity; 612, through hole; 613, spring B; 614, round hole; 615, groove; 616, transmission cavity; 7, gravity transmission mechanism; 701, spring C; 70 2. Push rod; 703. Touch rod; 704. Rotating rod; 705. Transmission rod; 8. Button mechanism; 9. Support mechanism; 10. Insert plate; 11. Slot; 12. Cavity; 13. Moving ejection mechanism; 1301. Vertical axis; 1302. Active bevel gear; 1303. Driven bevel gear; 1304. Horizontal axis; 1305. Threaded rod; 1306. Threaded plate; 1307. Ejector rod; 1308. Connecting plate; 14. Clamping mechanism; 1401. Spring D; 1402. Retractable sleeve rod; 1403. Clamping plate; 15. Clamping slot. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0020] The motor (model: YS7134) mentioned in the present invention can be purchased from the market or obtained through private customization.

[0021] See also Figures 1 to 8An embodiment of the present invention is as follows: an indoor ceiling assembly structure of a building comprises a mounting plate A2 and a mounting plate B5, support plates 3 are mounted on the front and rear of the upper end surface of the mounting plate A2, a bottom plate 4 is mounted on the upper end surface of the support plate 3, two mounting plates A2 and two mounting plates B5 are provided, and each mounting plate B5 is connected to the mounting plate A2 through a plurality of splicing mechanisms 6, the splicing mechanism 6 comprises a base 602, a square groove 606 is provided on one side of the upper end surface of the base 602, an active cavity 611 is provided below the square groove 606, a pressing plate 609 is movably connected to the inside of the active cavity 611 through a spring A610, a square block 601 is provided above the pressing plate 609, and a square block 601 is provided below the front and rear end surfaces of the square block 601. A limiting groove 603 is provided, grooves 615 are provided below the inner walls of the square groove 606 on both sides, a transmission cavity 616 is provided on the inner side of the groove 615, a receiving groove 608 is provided above the groove 615, a limiting plate 604 is provided on the inner side of the receiving groove 608, a pressing plate 609 is movably connected to the limiting plate 604 through a gravity transmission mechanism 7, slots 11 are provided on the lower end faces of the mounting plate A2 and the mounting plate B5, card slots 15 are provided above the inner walls of the slots 11, a plug plate 10 is movably provided on the inner side of the slot 11 through a card connection mechanism 14, cavities 12 are provided on both sides of the slot 11, a movable ejection mechanism 13 is provided on the inner side of the cavity 12, and the lower end face of the plug plate 10 is fixedly connected to the ceiling body 1.

[0022] Furthermore, the gravity transmission mechanism 7 includes a push rod 702, the outer surface of which is sleeved with a spring C701, a rotating rod 704 is installed inside the transmission cavity 616, a touch rod 703 is fixedly installed on the upper end surface of one end of the rotating rod 704, the top of the touch rod 703 extends to the surface of the top of the push rod 702, and the other end of the rotating rod 704 is connected to the upper end surface of the outer side of the pressure plate 609 through a transmission rod 705. One end of the spring C701 is fixedly connected to the inner wall of the groove 615, and the other end of the spring C701 is fixedly connected to the outer surface of the limit plate 604. The position of the rotating rod 704 close to the transmission rod 705 is connected to the transmission cavity 616 through a rotating shaft A, and both ends of the transmission rod 705 are connected to the rotating rod 704 and the pressure plate 609 through a rotating shaft B, which improves the stability of the connection of the spring C701, facilitates transmission, and ensures stable transmission.

[0023] The lower end surface of the limiting plate 604 is provided with a limiting hole 605, and the front and rear of the lower end surface of the base 602 are provided with a circular hole 614. A limiting rod 607 is provided inside the circular hole 614. The outer surface of the limiting rod 607 is sleeved with a spring B613, and the front and rear of the upper end surface of the pressing plate 609 are penetrated with a through hole 612. The lower end surface of the limiting rod 607 is sleeved with a limiting ring, one end of the spring B613 is fixedly connected to the upper end surface of the limiting ring, and the other end of the spring B613 is fixedly connected to the inner wall of the circular hole 614. The limiting groove 603 is connected to the square groove 606 through the connecting hole A, and the limiting rod 607 passes through the through hole 612 and the connecting hole A, and the upper end surface of the limiting rod 607 is inserted into the inner side of the limiting hole 605. To improve the stability of the limiting rod 607 , the limiting rod 607 can pass through the through hole 612 and the connecting hole A and be inserted into the inner side of the limiting hole 605 , performing secondary limiting on the limiting plate 604 , thereby improving the stability of the limiting plate 604 in the limiting groove 603 .

[0024] The movable ejection mechanism 13 comprises a vertical shaft 1301, a driving bevel gear 1302 is sleeved on the upper part of the outer surface of the vertical shaft 1301, a driven bevel gear 1303 is meshed on one side of the driving bevel gear 1302, a horizontal shaft 1304 is welded to the inner ring of the driven bevel gear 1303, a threaded rod 1305 is fixedly connected to the opposite side of the outer surface of each two horizontal shafts 1304, a threaded plate 1306 is sleeved on the outer surface of the threaded rod 1305, a connecting plate 1308 is fixedly connected to the opposite side of the outer surface of the two threaded plates 1306, and a push rod 1307 is fixedly installed on the four end corners of the opposite side of each two connecting plates 1308. The cavity 12 is connected to the card slot 15 through four connecting holes B, the diameter of the push rod 1307 is smaller than the aperture of the connecting hole B, each two threaded rods 1305 are connected through a connecting rod, and the thread directions of each two threaded rods 1305 are opposite, and the threaded plate 1306 is provided with a threaded hole adapted to the threaded rod 1305 inside. A motor is installed above the two cavities 12 through the motor cavity, the output end of the motor is fixedly connected to the upper end face of the vertical shaft 1301 through a short shaft, the lower end face of the vertical shaft 1301 is rotatably connected to the inner wall of the cavity 12 through a bearing, and one end of the threaded rod 1305 is rotatably connected to the inner wall of the cavity 12 through a bearing. The motor can drive the short shaft to rotate, thereby driving the vertical shaft 1301 to rotate, thereby driving the driving bevel gear 1302 to rotate, driving the driven bevel gear 1303 and the horizontal shaft 1304 to rotate, and the threaded rod 1305 rotates to drive the connecting rod to rotate, thereby driving the threaded rod 1305 on the other side to rotate, driving the two threaded plates 1306 to move in a direction close to each other at the same time, thereby driving the connecting plate 1308 to move, and driving the top rod 1307 to move.

[0025] The clamping mechanism 14 includes a clamping plate 1403, which is matched with the clamping slot 15. The clamping plate 1403 and both sides of the outer surface of the plug board 10 are movably connected through four retractable sleeve rods 1402. The outer surfaces of the retractable sleeve rods 1402 are sleeved with springs D1401. The retractable sleeve rods 1402 include thick sleeves and thin sleeve rods, and the thick sleeves are clamped into the inner side of the thin sleeve rods. The front and rear of one side of the outer surface of the mounting plate A2 are fixedly connected with two bases 602, and the two ends of the mounting plate B5 are fixedly connected with two square blocks 601. The top rod 1307 passes through the connecting hole B to squeeze the clamping plate 1403, so that the clamping plate 1403 leaves the inner side of the clamping slot 15, thereby improving the stability of the retractable sleeve rods 1402.

[0026] Support mechanisms 9 are provided on both sides of the lower end surface of the ceiling body 1, and a button mechanism 8 is provided on one side of one of the support mechanisms 9. The support mechanism 9 includes a strip groove, and a handle is rotatably connected to the inner side of the strip groove. A sealing plate is rotatably connected to the lower part of the inner side of the strip groove through a pin shaft A, and the sealing plate is magnetically connected to the strip groove. The button mechanism 8 includes a circular groove, and a button is installed on the top surface of the circular groove. The button is electrically connected to the motor, and a circular plate is rotatably connected to the lower part of the inner side of the circular groove through a pin shaft B, and the circular plate is magnetically connected to the circular groove. When the ceiling body 1 needs to be removed, the sealing plate can be opened and the handle can be rotated. The ceiling body 1 can be conveniently supported by the handle, and the motor can be controlled by opening the circular plate.

[0027] When the building indoor ceiling assembly structure is in use, the splicing mechanism 6 is provided, and the spacing between the two mounting plates A2 can be adjusted by adjusting the number of splicing mechanisms 6. According to the size of the ceiling body 1, the number of splicing mechanisms 6 required is added. First, the two limit rods 607 of the new base 602 are pulled downward, and then the square blocks 601 on both sides of the mounting plate B5 are inserted into the square grooves 606 on the upper end surface of the new base 602. The pressing plate 609 is pressed downward under the gravity of the square blocks 601, pulling the transmission rod 705 to move downward. The transmission rod 705 moves downward, so that one end of the rotating rod 704 rotates, and the other end of the rotating rod 704 is lifted, driving the touch rod 703 to rotate and lift upward, thereby pushing the push rod 702 to the outside of the groove 615. The limit plate 604 is ejected, so that the limit plate 604 is stuck in the inner side of the limit groove 603, and then the limit rod 607 is released, and the limit rod 607 is stuck in the inner side of the limit hole 605, and the limit plate 604 is limited for the second time, which improves the stability of the connection between the base 602 and the square block 601. When it is necessary to disassemble, the limit rod 607 is pulled down first, and then the square block 601 is moved upward. The limit plate 604 moves upward for a distance inside the limit groove 603, so that the pressure plate 609 is no longer affected by the gravity of the square block 601. The pressure plate 609 is reset due to the spring A610, so that the state of the rotating rod 704 is reset to the horizontal, and the touch rod 703 no longer pushes the push rod 702. The push rod 702 also returns to the initial state under the action of the spring C701, releasing the limit plate 60 4, at this time, the limit plate 604 is retracted into the inner side of the storage groove 608, and the square block 601 can be removed from the base 602. By providing the clamping mechanism 14 and the movable ejecting mechanism 13, when it is necessary to install the ceiling body 1, the clamping plate 1403 is pressed against both sides of the plugging plate 10, so that the plugging plate 10 is inserted into the inner side of the slot 11, and then the plugging plate 10 is pushed upwards to the slot 11 until the plugging plate 10 is completely inserted into the inner side of the slot 11. The clamping plate 1403 is inserted into the inner side of the slot 15 under the action of the retractable sleeve rod 1402 and the spring D1401, and the installation is completed. When it is necessary to disassemble the ceiling body 1, it is only necessary to turn on the switch of the motor by pressing the button. The motor can drive the short shaft to rotate, thereby driving the vertical shaft 1301 to rotate, thereby driving the main The movable bevel gear 1302 rotates, driving the driven bevel gear 1303 and the horizontal shaft 1304 to rotate. The threaded rod 1305 rotates to drive the connecting rod to rotate, thereby driving the threaded rod 1305 on the other side to rotate, driving the two threaded plates 1306 to move in a direction close to each other at the same time, thereby driving the connecting plate 1308 to move, driving the top rod 1307 to move, and the top rod 1307 passes through the connecting hole B to squeeze the card plate 1403 so that the card plate 1403 leaves the inner side of the card slot 15. At this time, the plug plate 10 can be removed from the slot 11. The present invention can stack the splicing mechanism 6 and adjust the distance between the two mounting plates A2, so that it is suitable for ceiling bodies 1 of different sizes, and it is convenient to disassemble and assemble the ceiling body 1, which is convenient for people to carry out daily maintenance and replacement.

[0028] It will be apparent to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be considered exemplary and non-restrictive in all respects, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention.

Claims

1. A building indoor ceiling assembly structure, comprising a mounting plate A (2) and a mounting plate B (5), wherein support plates (3) are mounted on the front and rear of the upper end surface of the mounting plate A (2), and a bottom plate (4) is mounted on the upper end surface of the support plate (3), characterized in that: Two mounting plates A (2) and two mounting plates B (5) are provided, and each mounting plate B (5) is connected to the mounting plate A (2) via a plurality of splicing mechanisms (6), the splicing mechanisms (6) comprising a base (602), a square groove (606) being provided on one side of an upper end surface of the base (602), a movable cavity (611) being provided below the square groove (606), a pressing plate (609) being movably connected inside the movable cavity (611) via a spring A (610), a square block (601) being provided above the pressing plate (609), limiting grooves (603) being provided below the front and rear end surfaces of the square block (601), grooves (615) being provided below the inner walls of both sides of the square groove (606), and the inner sides of the grooves (615) being provided with a plurality of splicing mechanisms (6) each having ... A transmission cavity (616) is provided, a receiving groove (608) is provided above the groove (615), a limit plate (604) is provided on the inner side of the receiving groove (608), the pressure plate (609) is movably connected to the limit plate (604) via a gravity transmission mechanism (7), a slot (11) is provided on the lower end faces of the mounting plate A (2) and the mounting plate B (5), a clamping groove (15) is provided above both sides of the inner wall of the slot (11), an inserting plate (10) is movably provided on the inner side of the slot (11) via a clamping mechanism (14), cavities (12) are provided on both sides of the slot (11), a movable ejection mechanism (13) is provided on the inner side of the cavity (12), and the lower end face of the inserting plate (10) is fixedly connected to a ceiling body (1).

2. The indoor ceiling assembly structure of a building according to claim 1, characterized in that: The gravity transmission mechanism (7) comprises a push rod (702), the outer surface of which is sleeved with a spring C (701), a rotating rod (704) is installed inside the transmission cavity (616), a touch rod (703) is fixedly installed on the upper end surface of one end of the rotating rod (704), the top end of the touch rod (703) extends to the surface of the top end of the push rod (702), and the other end of the rotating rod (704) is connected to the upper end surface of the outer side of the pressure plate (609) via a transmission rod (705).

3. The indoor ceiling assembly structure of a building according to claim 2, characterized in that: One end of the spring C (701) is fixedly connected to the inner wall of the groove (615), and the other end of the spring C (701) is fixedly connected to the outer surface of the limit plate (604). The position of the rotating rod (704) close to the transmission rod (705) is connected to the transmission cavity (616) via a rotating shaft A. Both ends of the transmission rod (705) are connected to the rotating rod (704) and the pressure plate (609) via a rotating shaft B.

4. The indoor ceiling assembly structure of a building according to claim 1, characterized in that: A limiting hole (605) is provided on the lower end surface of the limiting plate (604), circular holes (614) are provided at the front and rear of the lower end surface of the base (602), a limiting rod (607) is provided inside the circular hole (614), a spring B (613) is sleeved on the outer surface of the limiting rod (607), and through holes (612) are provided at the front and rear of the upper end surface of the pressure plate (609).

5. The indoor ceiling assembly structure of a building according to claim 4, characterized in that: The lower end surface of the limiting rod (607) is sleeved with a limiting ring, one end of the spring B (613) is fixedly connected to the upper end surface of the limiting ring, the other end of the spring B (613) is fixedly connected to the inner wall of the circular hole (614), the limiting groove (603) is connected to the square groove (606) via a connecting hole A, and the limiting rod (607) passes through the through hole (612) and the connecting hole A, and the upper end surface of the limiting rod (607) is inserted into the inner side of the limiting hole (605).

6. The indoor ceiling assembly structure of a building according to claim 1, characterized in that: The movable ejection mechanism (13) comprises a vertical shaft (1301), a driving bevel gear (1302) is sleeved on the upper part of the outer surface of the vertical shaft (1301), a driven bevel gear (1303) is meshed on one side of the driving bevel gear (1302), a horizontal shaft (1304) is welded to the inner ring of the driven bevel gear (1303), a threaded rod (1305) is fixedly connected to the opposite side of the outer surface of each two of the horizontal shafts (1304), a threaded plate (1306) is sleeved on the outer surface of the threaded rod (1305), a connecting plate (1308) is fixedly connected to the opposite side of the outer surfaces of the two threaded plates (1306), and a ejector rod (1307) is fixedly mounted on the four end corners of the opposite side of each two of the connecting plates (1308).

7. The indoor ceiling assembly structure of a building according to claim 6, characterized in that: The cavity (12) is connected to the slot (15) via four connecting holes B, the diameter of the push rod (1307) is smaller than the diameter of the connecting hole B, every two threaded rods (1305) are connected via a connecting rod, and the threads of every two threaded rods (1305) are in opposite directions, and a threaded hole matching the threaded rod (1305) is provided inside the threaded plate (1306).

8. The indoor ceiling assembly structure of a building according to claim 1, characterized in that: A motor is installed above the two cavities (12) through a motor cavity, the output end of the motor is fixedly connected to the upper end surface of the vertical shaft (1301) through a short shaft, the lower end surface of the vertical shaft (1301) is rotatably connected to the inner wall of the cavity (12) through a bearing, and one end of the threaded rod (1305) is rotatably connected to the inner wall of the cavity (12) through a bearing.

9. The indoor ceiling assembly structure of a building according to claim 1, characterized in that: The clamping mechanism (14) comprises a clamping plate (1403), the clamping plate (1403) being adapted to the clamping slot (15), the clamping plate (1403) being movably connected to both sides of the outer surface of the plug board (10) via four retractable sleeve rods (1402), the outer surfaces of the retractable sleeve rods (1402) being sleeved with springs D (1401), the retractable sleeve rods (1402) comprising a thick sleeve tube and a thin sleeve rod, and the thick sleeve tube being clamped into the inner side of the thin sleeve rod, the front and rear of one side of the outer surface of the mounting plate A (2) being fixedly connected to two of the bases (602), and the two ends of the mounting plate B (5) being fixedly connected to two of the square blocks (601).

10. The indoor ceiling assembly structure of a building according to claim 8, characterized in that: Support mechanisms (9) are provided on both sides of the lower end surface of the ceiling body (1), and a button mechanism (8) is provided on one side of one of the support mechanisms (9), the support mechanism (9) comprising a strip groove, a handle is rotatably connected to the inner side of the strip groove, a sealing plate is rotatably connected to the lower side of the inner side of the strip groove through a pin A, and the sealing plate is magnetically connected to the strip groove, the button mechanism (8) comprises a circular groove, a button is installed on the top surface of the circular groove, the button is electrically connected to the motor, a circular plate is rotatably connected to the lower side of the inner side of the circular groove through a pin B, and the circular plate is magnetically connected to the circular groove.

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