Anti-crack structure at corner of gypsum board suspended ceiling

Abstract

The utility model relates to the technical field of plasterboard suspended ceilings, and discloses a plasterboard suspended ceiling corner anti-crack structure which comprises a secondary keel, a side keel is fixedly assembled on the side face of the secondary keel through screws, a main keel is fixedly assembled on the inner wall of the secondary keel through screws, an L-shaped plate is connected to the side face of the secondary keel in a sliding mode, and the side face of the L-shaped plate is provided with a groove. The side face of the L-shaped plate is slidably connected with the inner wall of the fixing frame, and the bottom of the inner wall of the fixing frame is in lap joint with the bottom of the secondary keel. An L-shaped plate is erected in the inner wall of a fixing frame, the bottom of a secondary keel is in lap joint with the bottom of the inner wall of the fixing frame, then a bolt is used for assisting a limiting plate and a limiting frame to conduct butt-joint erecting, and when the secondary keel shakes, the secondary keel drives a sliding rod to slide in the inner wall of an inner cylinder through a push plate; therefore, air in the sliding cylinder is driven to penetrate through the inner wall of the air inlet groove into the inner wall of the tympanic membrane, air entering the tympanic membrane is utilized to drive the tympanic membrane to deform, and the tympanic membrane is utilized to assist in limiting the sliding rod.

Description

Technical Field

[0001] The utility model relates to the technical field of gypsum board ceilings, in particular to a gypsum board ceiling corner anti-crack structure. Background Art

[0002] Ceiling refers to a kind of decoration on the top of the house living environment. Simply put, it refers to the decoration of the ceiling, which is one of the important parts of interior decoration. In order to avoid cracks at the corners of the gypsum board ceiling, a gypsum board ceiling corner anti-crack structure is needed.

[0003] An existing anti-crack structure at the corner of a gypsum board ceiling can refer to the Chinese utility model patent with authorization announcement number CN213741844U, which discloses an anti-crack structure at the corner of a gypsum board ceiling, "including a first side keel, the first side keel is connected and fixed to the second side keel, the angle between the first side keel and the second side keel is 90°, the first side keel and the second side keel are provided with a slide groove, the upper groove surface of the slide groove is provided with a threaded hole, the first side keel is connected and fixed to the secondary keel by a bolt, the angle between the secondary keel and the first side keel is 90°, a C-shaped suspension device is connected and fixed to the middle position of the secondary keel, a threaded hole is provided on the secondary keel, the secondary keel is connected and fixed to one end of the main keel by a bolt, the angle between the main keel and the secondary keel is 90°, the other end of the main keel is connected and fixed to the second side keel, and the slide grooves on the first side keel and the second side keel make the installation of the entire device more convenient and quick".

[0004] When the above-mentioned equipment is in use, a C-shaped suspension device is used to assist in fixing and limiting the secondary purlins and side purlins, and the height of the purlins is adjusted by adjusting the screws. However, during the use of the above-mentioned equipment, it is difficult to stably limit the secondary purlins and other components during the installation process, which causes the device body to be easily pulled when affected by the tension of the external environment, thereby causing cracks at the corners of the ceiling, thereby affecting the stable use of the device. Summary of the invention

[0005] In view of the deficiencies in the prior art, the utility model provides a gypsum board ceiling corner anti-crack structure to solve the problems raised by the above-mentioned background technology.

[0006] The utility model provides the following technical scheme: a gypsum board ceiling corner anti-crack structure, comprising a secondary keel, the side surface of the secondary keel is fixedly assembled with a side keel by screws, the inner wall of the secondary keel is fixedly assembled with a main keel by screws, the side surface of the secondary keel is slidably connected with an L-shaped plate, the side surface of the L-shaped plate is slidably connected to the inner wall of a fixed frame, and the bottom of the inner wall of the fixed frame overlaps with the bottom of the secondary keel, the side surface of the inner wall of the L-shaped plate is fixedly assembled with an inner cylinder, the inner wall of the inner cylinder is slidably sleeved with a sliding rod, the top of the fixed frame is fixedly assembled with a limiting frame, the top of the limiting frame is fixedly assembled with a pull rod, the top of the pull rod is rotatably connected with a cylinder, the inner wall of the cylinder is threadedly connected with a threaded rod, the top of the threaded rod is fixedly assembled with a pull rope, and the inner wall of the inner cylinder is fixedly assembled with a tympanic membrane.

[0007] As a preferred technical solution of the utility model, a slide cylinder is fixedly installed on the side of the slide rod, and the inner wall of the slide cylinder is slidably sleeved with the outer edge of the inner cylinder. A push plate is fixedly installed on the side of the slide cylinder, and the side of the push plate overlaps the side of the secondary keel.

[0008] As a preferred technical solution of the utility model, an air inlet groove is opened on the side of the inner cylinder, and the inner cavity of the slide cylinder is connected with the inner wall of the eardrum through the inner wall of the air inlet groove, the outer edge of the inner cylinder is fixedly equipped with an outer cylinder, and the inner wall of the outer cylinder is slidably connected with the inner wall of the slide cylinder.

[0009] As a preferred technical solution of the utility model, the side of the L-shaped plate is fixedly assembled with a limit plate, and the side of the limit plate is slidably connected to the inner wall of the limit frame, and the side of the limit plate is fixedly assembled with the inner wall of the limit frame by screws.

[0010] As a preferred technical solution of the utility model, a fixing rod 1 is fixedly assembled on the top of the connection between the side keel and the secondary keel, a sliding frame is fixedly assembled on the outer edge of the fixing rod 1 near the top, a fixing rod 2 is fixedly assembled on the top of the connection between the side keel and the main keel, and an inner rod is fixedly assembled on the outer edge of the fixing rod 2, a side surface of the inner rod is slidably connected to the inner wall of the sliding frame, and the side surface of the inner rod is fixedly assembled to the inner wall of the sliding frame by screws.

[0011] As a preferred technical solution of the utility model, a connecting piece is fixedly mounted on the top of the main keel, and the connecting structure on the top of the connecting piece is completely consistent with the connecting structure on the top of the limiting frame.

[0012] Compared with the prior art, the utility model has the following beneficial effects:

[0013] 1. The anti-crack structure at the corner of the gypsum board ceiling uses a limit plate and a limit frame to set the L-shaped plate on the inner wall of the fixed frame, overlap the bottom of the secondary keel on the bottom of the inner wall of the fixed frame, and slide the limit plate into the inner wall of the limit frame. Then, bolts are used to assist the limit plate and the limit frame to be connected and set up. When the secondary keel shakes, the secondary keel drives the slide bar to slide in the inner wall of the inner tube through the push plate, thereby driving the gas inside the slide tube to pass through the inner wall of the air intake groove to the inner wall of the eardrum, and then the air intake inside the eardrum drives the eardrum to deform, so that the eardrum is used to assist in limiting the slide bar.

[0014] 2. The anti-crack structure at the corner of the gypsum board ceiling is used in conjunction with the sliding frame and the inner rod. After the side of the secondary keel is placed in the inner wall of the side keel, the fixing rod 1 is placed on the top of the side keel. Then, bolts are used to assist the side keel, the secondary keel and the fixing rod 1 to be fixed and limited, and bolts are used to assist the main keel, the secondary keel and the fixing rod 2 to be limited and installed. Then, the sliding frame is docked with the inner rod and bolts are used to assist in fixing them, so that the device can be adjusted according to the size while ensuring the stable installation of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the front section structure of the utility model;

[0017] Figure 3 This is a schematic diagram of the front section structure of the utility model from another angle;

[0018] Figure 4 For this utility model Figure 3 The enlarged structural diagram at A in the middle;

[0019] Figure 5 It is a schematic diagram of the side section structure of the inner rod of the utility model.

[0020] In the figure: 1. secondary keel; 2. side keel; 3. main keel; 4. L-shaped plate; 5. fixed frame; 6. inner cylinder; 7. outer cylinder; 8. sliding cylinder; 9. sliding rod; 10. eardrum; 11. air inlet groove; 12. limit frame; 13. limit plate; 14. push plate; 15. pull rod; 16. cylinder; 17. threaded rod; 18. pull rope; 19. connecting plate; 20. fixed rod one; 21. fixed rod two; 22. sliding frame; 23. inner rod. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figure 1-5 A gypsum board ceiling corner anti-crack structure includes a secondary keel 1, a side keel 2 is fixedly assembled on the side of the secondary keel 1 by screws, a main keel 3 is fixedly assembled on the inner wall of the secondary keel 1 by screws, an L-shaped plate 4 is slidably connected to the side of the secondary keel 1, the side of the L-shaped plate 4 is slidably connected to the inner wall of a fixed frame 5, and the bottom of the inner wall of the fixed frame 5 overlaps the bottom of the secondary keel 1, an inner tube 6 is fixedly assembled on the side of the inner wall of the L-shaped plate 4, a sliding rod 9 is slidably sleeved on the inner wall of the inner tube 6, a limited position frame 12 is fixedly assembled on the top of the fixed frame 5, and the top of the limited position frame 12 is fixedly assembled The pull rod 15 is rotatably connected to the top of the pull rod 15 with a cylinder 16, the inner wall of the cylinder 16 is threadedly connected to a threaded rod 17, the top of the threaded rod 17 is fixedly equipped with a pull rope 18, and the inner wall of the inner cylinder 6 is fixedly equipped with a tympanic membrane 10. By cooperating with the slide rod 9 and the inner cylinder 6, the side of the slide rod 9 is used to slide in the inner wall of the inner cylinder 6, so that the auxiliary device operates stably. By cooperating with the pull rod 15 and the cylinder 16, the cylinder 16 is rotated to adjust the height of the threaded rod 17 on the inner wall of the cylinder 16, and then the threaded rod 17 is used to drive the pull rope 18 to adjust the height.

[0023] In a preferred embodiment, a slide cylinder 8 is fixedly mounted on the side of the slide rod 9, and the inner wall of the slide cylinder 8 is slidably sleeved with the outer edge of the inner cylinder 6, and a push plate 14 is fixedly mounted on the side of the slide cylinder 8, and the side of the push plate 14 overlaps the side of the secondary keel 1. By using the slide cylinder 8 and the slide rod 9 in coordination, the slide rod 9 is used to drive the slide cylinder 8 to adjust its position, so that the slide cylinder 8 is used to drive the side of the push plate 14 to fit closely with the side of the secondary keel 1, and the auxiliary device is stably erected.

[0024] In a preferred embodiment, an air inlet groove 11 is opened on the side of the inner cylinder 6, and the inner cavity of the slide cylinder 8 is connected with the inner wall of the eardrum 10 through the inner wall of the air inlet groove 11, and the outer edge of the inner cylinder 6 is fixedly equipped with the outer cylinder 7, and the inner wall of the outer cylinder 7 is slidably connected with the inner wall of the slide cylinder 8. Through the coordinated use of the air inlet groove 11 and the eardrum 10, the inner wall of the air inlet groove 11 is used to assist the gas in the inner cavity of the slide cylinder 8 to be delivered to the inner wall of the eardrum 10, thereby assisting the eardrum 10 to deform and stabilize the outer edge of the slide rod 9.

[0025] In a preferred embodiment, the side of the L-shaped plate 4 is fixedly assembled with a limit plate 13, and the side of the limit plate 13 is slidably connected to the inner wall of the limit frame 12, and the side of the limit plate 13 is fixedly assembled to the inner wall of the limit frame 12 by screws. Through the coordinated use of the limit plate 13 and the limit frame 12, the side of the limit plate 13 and the inner wall of the limit frame 12 are used to slide and adjust, and the limit plate 12 and the limit frame 13 are fixed with screws, thereby assisting the device to be stably erected.

[0026] In a preferred embodiment, a fixing rod 20 is fixedly assembled at the top of the connection between the side keel 2 and the secondary keel 1, and a sliding frame 22 is fixedly assembled on the outer edge of the fixing rod 20 near the top, and a fixing rod 21 is fixedly assembled at the top of the connection between the side keel 2 and the main keel 3, and an inner rod 23 is fixedly assembled on the outer edge of the fixing rod 21, and the side of the inner rod 23 is slidably connected to the inner wall of the sliding frame 22, and the side of the inner rod 23 is fixedly assembled to the inner wall of the sliding frame 22 by screws. By cooperating with the fixing rod 21 and the inner rod 23, the inner rod 23 is used to slide in the inner wall of the sliding frame 22, and is fixed with the aid of screws, thereby ensuring the stable installation of the device.

[0027] In a preferred embodiment, a connecting piece 19 is fixedly installed on the top of the main keel 3, and the connecting structure on the top of the connecting piece 19 is completely consistent with the connecting structure on the top of the limit frame 12. By installing the connecting piece 19, the installation height of the main keel 3 can be stably adjusted.

[0028] Working principle: when the device is used, the L-shaped plate 4 is erected in the inner wall of the fixed frame 5, and the bottom of the secondary keel 1 is overlapped with the bottom of the inner wall of the fixed frame 5, and the limit plate 13 is slidably placed in the inner wall of the limit frame 12, and then the limit plate 13 and the limit frame 12 are docked and erected with bolts. When the secondary keel 1 shakes, the secondary keel 1 drives the slide bar 9 to slide in the inner wall of the inner tube 6 through the push plate 14, thereby driving the internal gas of the slide tube 8 to pass through the inner wall of the air inlet groove 11 to the inner wall of the eardrum 10, and then the internal air intake of the eardrum 10 drives the drum The membrane 10 is deformed, so that the eardrum 10 is used to assist in limiting the sliding rod 9. After the side of the secondary keel 1 is placed in the inner wall of the side keel 2, the fixing rod 20 is placed on the top of the side keel 2, and then the side keel 2, the secondary keel 1 and the fixing rod 20 are fixed and limited by bolts, and the main keel 3, the secondary keel 1 and the fixing rod 21 are limited and installed by bolts. Then the sliding frame 22 is connected to the inner rod 23, and bolts are used to assist in fixing them, so that the device can be adjusted according to the size while ensuring the stable installation of the device.

[0029] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A gypsum board ceiling corner anti-crack structure, comprising a secondary keel (1), characterized in that: The side of the secondary keel (1) is fixedly assembled with a side keel (2) by means of screws, the inner wall of the secondary keel (1) is fixedly assembled with a main keel (3) by means of screws, the side of the secondary keel (1) is slidably connected with an L-shaped plate (4), the side of the L-shaped plate (4) is slidably connected with the inner wall of the fixing frame (5), and the bottom of the inner wall of the fixing frame (5) overlaps with the bottom of the secondary keel (1), the side of the inner wall of the L-shaped plate (4) is fixedly assembled with an inner tube (6), and the inner tube The inner wall of the inner cylinder (6) is slidably sleeved with a sliding rod (9), the top of the fixed frame (5) is fixedly assembled with a limit frame (12), the top of the limit frame (12) is fixedly assembled with a pull rod (15), the top of the pull rod (15) is rotatably connected to a cylinder (16), the inner wall of the cylinder (16) is threadedly connected with a threaded rod (17), the top of the threaded rod (17) is fixedly assembled with a pull rope (18), and the inner wall of the inner cylinder (6) is fixedly assembled with a tympanic membrane (10).

2. The anti-crack structure at the corner of the gypsum board ceiling according to claim 1, characterized in that: A slide cylinder (8) is fixedly mounted on the side of the slide rod (9), and the inner wall of the slide cylinder (8) is slidably sleeved with the outer edge of the inner cylinder (6). A push plate (14) is fixedly mounted on the side of the slide cylinder (8), and the side of the push plate (14) overlaps the side of the secondary keel (1).

3. The anti-crack structure at the corner of the gypsum board ceiling according to claim 1, characterized in that: An air inlet groove (11) is provided on the side of the inner cylinder (6), and the inner cavity of the slide cylinder (8) is connected to the inner wall of the eardrum (10) through the inner wall of the air inlet groove (11). The outer edge of the inner cylinder (6) is fixedly mounted with the outer cylinder (7), and the inner wall of the outer cylinder (7) is slidably sleeved with the inner wall of the slide cylinder (8).

4. The anti-crack structure at the corner of the gypsum board ceiling according to claim 1, characterized in that: A limiting plate (13) is fixedly mounted on the side of the L-shaped plate (4), and the side of the limiting plate (13) is slidably connected to the inner wall of the limiting frame (12). The side of the limiting plate (13) is fixedly mounted on the inner wall of the limiting frame (12) by means of screws.

5. The anti-crack structure at the corner of the gypsum board ceiling according to claim 1, characterized in that: A fixing rod 1 (20) is fixedly assembled at the top of the connection between the side keel (2) and the secondary keel (1), and a sliding frame (22) is fixedly assembled at the outer edge of the fixing rod 1 (20) near the top; a fixing rod 2 (21) is fixedly assembled at the top of the connection between the side keel (2) and the main keel (3), and an inner rod (23) is fixedly assembled at the outer edge of the fixing rod 2 (21); a side surface of the inner rod (23) is slidably connected to an inner wall of the sliding frame (22), and the side surface of the inner rod (23) is fixedly assembled to the inner wall of the sliding frame (22) by means of screws.

6. The anti-crack structure at the corner of the gypsum board ceiling according to claim 1, characterized in that: A connecting piece (19) is fixedly mounted on the top of the main keel (3), and the connecting structure on the top of the connecting piece (19) is completely consistent with the connecting structure on the top of the limiting frame (12).

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