Embedded frameless ceiling down lamp

Abstract

The utility model relates to an embedded frameless ceiling down lamp which comprises an installation fixing ring, a screen plate used for being fastened on a ceiling is arranged on the outer side of the installation fixing ring, and a plurality of self-locking switches are evenly distributed on the inner side of the installation fixing ring. The lamp body is provided with a plurality of lock catches corresponding to the self-lock catch switch, the lamp body is embedded in the mounting fixing ring from bottom to top, and the lamp body is matched with the self-lock catch switch through the lock catches, so that the lamp body is connected with the mounting fixing ring in a quick disassembly and assembly mode; according to the structure, the lock catch and the self-lock catch switch are matched to form a quick disassembly and assembly structure of the down lamp, prying-free taking-out can be achieved, the quick disassembly and assembly structure is hidden in the down lamp, the mounting structure is more attractive, no fixing piece is exposed, the screen plate is embedded in the putty layer on the bottom face of the ceiling in a hidden mode, and therefore the edge-free effect is achieved, replacement and maintenance are easy, and cost is low. The overall attractiveness of the ceiling is improved.

Description

Technical Field

[0001] The utility model relates to the field of downlights, in particular to an embedded frameless ceiling downlight. Background Art

[0002] A concealed downlight is a lighting fixture embedded in the ceiling. At present, most concealed downlights on the market are installed on the ceiling by opening an assembly hole on the ceiling that is adapted to the shape of the downlight, and then buckled on the top of the ceiling through a retaining spring structure on the opposite side of the downlight. However, during the installation process, since the diameter of the assembly hole just matches the size of the downlight, the ceiling will hinder the operator from inserting the shrapnel into the assembly hole, which makes the assembly and disassembly of the concealed downlight very difficult, which is not conducive to installation and subsequent maintenance and replacement. During the subsequent maintenance and replacement, a screwdriver is required to pry open the retaining spring structure, which can easily cause scratches on the downlight or the ceiling. Therefore, the applicant provides a new assembly and disassembly solution for consumers to choose and use by improving and perfecting the concealed downlight. Summary of the invention

[0003] The utility model aims to provide a recessed frameless ceiling downlight with a simple and reasonable structure, convenient installation and stable structure.

[0004] Recessed frameless ceiling downlight, including:

[0005] A mounting fixing ring, wherein a mesh plate for fastening to the ceiling is arranged on the outer side of the mounting fixing ring, and a plurality of self-locking buckle switches are evenly distributed on the inner side of the mounting fixing ring;

[0006] The lamp body is provided with a plurality of lock buckles corresponding to the self-locking buckle switch. The lamp body is embedded in the installation fixing ring from bottom to top, and cooperates with the self-locking buckle switch through the lock buckle to realize a quick-release connection with the installation fixing ring.

[0007] The purpose of the utility model can also be solved by the following technical measures:

[0008] As a more specific solution, the self-locking buckle switch is a push-pull rebounder, and the lock buckle is a T-shaped lock tongue that can movably push the push-pull rebounder.

[0009] As a further solution, the lamp body includes a lamp holder matching the shape of the mounting fixing ring and a plurality of lamp heads fixed on the lamp holder, the lamp holder is provided with a lamp avoidance opening corresponding to the lamp head, and the plurality of locks are evenly distributed on the side of the lamp holder.

[0010] As a further solution, a number of horizontal mounting plates are extended from the inner side of the mounting fixing ring corresponding to the number of the press-rebound devices, and the press-rebound devices can be detachably fixed on the horizontal mounting plates.

[0011] As a further solution, a mounting opening is provided on the horizontal mounting plate, the push-rebound device is assembled in the mounting opening, and an undercut block is extended on the outer side thereof to buckle onto the top of the horizontal mounting plate, so that the push-rebound device can be detachably connected to the horizontal mounting plate through the undercut block.

[0012] As a further solution, a plurality of connecting bosses extend from the side of the lamp holder, the top surfaces of the connecting bosses are fastened to a lock tongue bottom plate, and the T-shaped lock tongue is integrally connected to the lock tongue bottom plate.

[0013] The mesh panel is integrally connected to the bottom of the mounting fixing ring, and is arranged around the mounting fixing ring. The mesh panel is evenly distributed with a number of fastening holes for connecting to the ceiling. The distance between the inner ring edge and the outer ring edge of the bottom end of the mounting fixing ring is 1mm-5mm, which is close to a borderless effect.

[0014] As a further solution, at least a portion of the bottom of the mounting fixing ring protrudes below the mesh plate, and a depth of the protruding portion is H, 1mm≤H≤4mm.

[0015] As a further solution, the lamp holder at least includes a lampshade, the outer side surface of the lampshade is a spherical structure, a fixed convex ring extends above the lamp holder along the periphery of the avoidance lamp socket, the inner side surface of the fixed convex ring is provided with a lower arc surface supporting the lower half of the spherical surface, a movable pressure ring is provided above the fixed convex ring, and the inner side surface of the movable pressure ring is provided with an upper arc surface pressing against the upper half of the spherical surface, and the lamp holder is locked in the avoidance lamp socket by fastening the fixed convex ring and the movable pressure ring.

[0016] As a further solution, a plurality of mounting plates with clips extending upward are evenly distributed on the sides of the lamp holder, and the clip mounting plates are used to install and fix the clip structure of the downlight.

[0017] The beneficial effects of the utility model are as follows:

[0018] The utility model discloses an embedded frameless ceiling downlight, which utilizes a lock buckle and a self-locking switch to cooperate to form a quick-disassembly structure of the downlight, which can be removed without prying. The quick-disassembly structure is hidden inside the downlight, making the installation structure more beautiful, without exposed fixings, and is hidden in the putty layer on the bottom surface of the ceiling through a mesh plate, thereby presenting a frameless effect (referring to a frame with a very small thickness, which is close to having no frame), and is easy to replace and maintain, thereby improving the overall beauty of the ceiling. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic cross-sectional structure diagram of an embodiment of the utility model.

[0020] Figure 2 This is a schematic diagram of the exploded structure of the mounting fixing ring and the lamp body in the present utility model.

[0021] Figures 3 to 5 This is a schematic diagram of the structure of the lamp holder of the utility model with different numbers of lamp caps installed.

[0022] Figure 6 It is a schematic diagram of the exploded structure of the pressing rebounder and the horizontal mounting plate in the utility model.

[0023] Figure 7 It is a schematic diagram of the exploded structure of the T-shaped lock tongue and the connecting protrusion in the utility model.

[0024] Figure 8 It is a schematic diagram of the enlarged structure of the protruding mesh plate portion of the fixing ring installed in the utility model.

[0025] Fig. 9 This is a schematic diagram of the exploded structure of the lamp body in the utility model.

[0026] Fig.10 It is a schematic diagram of the structure of the movable pressure ring in the utility model.

[0027] Fig.11 It is a schematic diagram of the cross-sectional structure of the lamp body in the utility model.

[0028] Figures 12 to 15 This is a structural view of the movement state of the pressing rebounder and the T-shaped lock tongue in the utility model. DETAILED DESCRIPTION

[0029] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0030] like Figure 1 and Figure 2 As shown, the recessed frameless ceiling downlight includes:

[0031] A mounting fixing ring 1 is provided on the outer side of the mounting fixing ring 1 with a mesh plate 3 for fastening to the ceiling, and a plurality of self-locking buckle switches are evenly distributed on the inner side of the mounting fixing ring 1;

[0032] The lamp body 2 is provided with a plurality of lock buckles corresponding to the self-locking buckle switch. The lamp body 2 is embedded in the mounting fixing ring 1 from bottom to top, and cooperates with the self-locking buckle switch through the lock buckle to realize a quick-release connection with the mounting fixing ring 1.

[0033] This structure uses a lock and a self-locking switch to form a quick-disassembly structure for the downlight, which can be removed without prying. The quick-disassembly structure is hidden inside the downlight, making the installation structure more beautiful, with no exposed fixings, and is hidden in the putty layer on the bottom of the ceiling through a mesh plate, thus presenting a borderless effect. It is also easy to replace and maintain, improving the overall appearance of the ceiling.

[0034] The self-locking switch is a pressing rebounder 4, and the lock is a T-shaped lock tongue 5 that can movably push the pressing rebounder 4. When the lamp body 2 is later repaired and replaced, the lamp body 2 is pushed upward to make the T-shaped lock tongue 5 contact the pressing rebounder 4. After the pressing rebounder 4 releases the T-shaped lock tongue 5, the lamp body 2 can be quickly disassembled. The same action is used during assembly to make the pressing rebounder 4 lock the T-shaped lock tongue 5 to fix the lamp body 2.

[0035] The lamp body 2 includes a lamp holder 6 that matches the shape of the mounting fixing ring 1 and a plurality of lamp heads 7 fixed on the lamp holder 6. The lamp holder 6 is provided with a lamp avoidance socket 601 corresponding to the lamp head 7, and the plurality of locks are evenly distributed on the side of the lamp holder 6. In the present embodiment, two lamp heads 7 are installed on the lamp holder 6. When one of the lamp heads 7 is damaged, the lamp head 7 can be replaced separately, and the undamaged lamp head 7 and lamp holder 6 are retained, thereby reducing waste and the cost of repair and replacement.

[0036] In more embodiments, Figure 3 As shown, a lamp holder 7 may be fixed to the lamp holder 6, or Figure 4 The three lamp caps 7 are arranged in a straight line as shown, or Figure 5 Four lamp holders 7, or more lamp holders, are shown arranged in a straight line or matrix.

[0037] like Figure 6 As shown, a number of horizontal mounting plates 8 are extended from the inner side of the mounting fixing ring 1 corresponding to the number of push-rebound devices 4, and the push-rebound devices 4 can be detachably fixed on the horizontal mounting plates 8; the horizontal mounting plates 8 are placed on the inner top of the mounting fixing ring 1, and the push-rebound devices 4 are assembled on the horizontal mounting plates 8 so that the buckling end of the push-rebound devices 4 faces downward and corresponds to the T-shaped locking tongue 5.

[0038] The horizontal mounting plate 8 is provided with a mounting opening 801, the push-rebound device 4 is assembled in the mounting opening 801, and an undercut block 401 is extended on the outer side thereof and buckled onto the top of the horizontal mounting plate 8, so that the push-rebound device 4 can be detachably connected to the horizontal mounting plate 8 through the undercut block 401; using the undercut block 401 to install the push-rebound device 4 can improve the assembly efficiency, has a simple structure, and is convenient to assemble and disassemble.

[0039] like Figure 7 As shown, a plurality of connecting bosses 61 extend from the side of the lamp holder 6, and a lock tongue bottom plate 51 is fastened to the top surface of the connecting boss 61, and the T-shaped lock tongue 5 is integrally connected to the lock tongue bottom plate 51; two upper connecting holes 52 are provided on the lock tongue bottom plate 51, and the T-shaped lock tongue 5 is centrally arranged between the two upper connecting holes 52, and a lower connecting hole 611 is provided on the connecting boss 61 corresponding to the upper connecting hole 52, and the T-shaped lock tongue 5 is fixed to the lamp holder 6 by fastening units such as screws passing through the upper connecting hole 52 and the lower connecting hole 611.

[0040] like Figure 2 As shown, the mesh panel 3 is integrally connected to the bottom of the mounting fixing ring 1, the mesh panel 3 is arranged around the mounting fixing ring 1, and a plurality of fastening holes 301 for connecting to the ceiling are evenly distributed on the mesh panel 3; after the mesh panel 3 is fastened to the ceiling by self-tapping screws passing through the fastening holes 301 and self-tapping into the ceiling, the mounting fixing ring 1 is fixed to the ceiling. In this embodiment, the mounting fixing ring 1 and the mesh panel 3 of this structure are rectangular structures, and a plurality of fastening holes 301 are evenly distributed, so that the connection points of the mesh panel 3 and the ceiling are dispersed and the force is more evenly distributed.

[0041] In more embodiments, Figure 3 As shown, the mounting and fixing ring 1 and the mesh plate 3 can also be in a circular structure or other shapes. The mounting and fixing ring 1 is surrounded by a sheet metal part with a thickness of 1mm-5mm.

[0042] like Figure 8 As shown, at least part of the bottom of the mounting fixing ring 1 protrudes below the mesh plate 3, and the depth of the protruding portion is H, 1mm≤H≤4mm; in this embodiment, the depth of the protruding portion is preferably about 2.5mm, so that the thickness of the putty layer of the ceiling matches the depth of the protruding portion. When the putty layer hides the mesh plate 3, the bottom surface of the mounting fixing ring 1 is flush with the putty layer, thereby improving the overall appearance of the ceiling.

[0043] like Figures 9 to 11 As shown, the lamp holder 7 at least includes a lampshade 71, the outer side of the lampshade 71 is a spherical structure, a fixing convex ring 9 is extended along the periphery of the lamp socket 601 above the lamp holder 6, and the inner side of the fixing convex ring 9 is provided with a lower arc surface 901 supporting the lower half of the spherical surface, and a plurality of positioning convex points 902 are extended circumferentially from the top surface of the fixing convex ring 9, and a first connecting hole 903 is provided between two adjacent positioning convex points 902;

[0044] A movable pressure ring 10 is arranged above the fixed convex ring 9, and the bottom surface of the movable pressure ring 10 is provided with several positioning recessed holes 1002 cooperating with the positioning protrusions 902 and a second connecting hole 1003 cooperating with the first connecting hole 903. Through the cooperation between the positioning protrusions 902 and the positioning recessed holes 1002, the movable pressure ring 10 is positioned above the fixed convex ring 9. The inner side surface of the movable pressure ring 10 is provided with an upper arc surface 1001 that presses against the upper half of the spherical surface. After fastening units such as screws pass through the second connecting hole 1003 and the first connecting hole 903, the fixed convex ring 9 is fastened to the movable pressure ring 10, and the lamp holder 7 is locked in the avoidance lamp socket 601.

[0045] The side of the lamp holder 6 is evenly distributed with a plurality of upwardly extending retaining spring mounting plates 11 (such as Figure 2As shown), the retaining spring mounting plate 11 is used to install the retaining spring structure of the fixed downlight; by using the retaining spring mounting plate 11, the downlight of the above structure can also adopt the retaining spring structure to replace the self-locking buckle structure of the combination of the lock and the self-locking buckle switch, and the retaining spring structure and the self-locking buckle structure can also be used together to improve the firmness of the downlight installation.

[0046] The press rebounder 4 includes a shell 41, a slider 42, a movable claw 49, a reset spring 45 and a guide mechanism. The bottom of the shell 41 is open, and the slider 42 slides up and down with the shell 41. The reset spring 45 and the guide mechanism are arranged between the slider 42 and the shell 41. The movable claw 49 is connected to the bottom of the slider 42 through an elastic arm 48 and extends out of the shell 41; when the slider 42 rises, the movable claw 49 closes and buckles the T-shaped lock tongue 5; when the slider 42 descends, the movable claw 79 opens and disengages from the T-shaped lock tongue 5.

[0047] The guiding mechanism of the pressing rebounder 4 includes a swing arm 43, a hook 44, a guide block 47 and a guide groove 46. The lower end of the swing arm 43 is rotatably matched with the slider 42. The hook 44 is arranged at the upper end of the swing arm 43. The bottom of the guide block 47 is provided with an inclined surface 471. The guide groove 46 is arranged at the top of the guide block 47. The inlet end 761 of the guide groove 46 is located at the upper end of the inclined surface 771, and the outlet end 464 of the guide groove 46 is located at the lower end of the inclined surface 471. A pause groove position 462 and a lead-out groove 463 are sequentially arranged between the corresponding inlet end 461 and the outlet end 464 in the guide groove 46. During the pressing process of the slider 42, the hook 44 circulates around the guide block 47.

[0048] Its working principle is: See Fig.12 As shown in the figure, the lamp body 2 is in the assembly position, the T-shaped locking tongue 5 is buckled in the bayonet 40 of the movable claw 49 of the pressing rebounder 4, and the hook of the pressing rebounder 4 stays in the stop groove position 462 of the guide groove 46. When the lamp body 2 needs to be disassembled, the lamp body 2 is pushed upward, and the T-shaped locking tongue 5 moves in the direction of the arrow B (see Fig.13 ) The slider 42 of the pressing rebounder 4 moves upward, and the hook 44 of the guide mechanism in the pressing rebounder 4 leaves the stop groove 462 along the direction of arrow C and enters the lead-out groove 463. After the pressing external force is removed, Fig.15As shown, initially, the slider 42 and the T-shaped lock tongue 5 of the pressing rebounder 4 are synchronously lowered in the direction of the arrow E. After the slider 42 is lowered to a certain extent, when the movable claw 49 completely leaves the shell 41, under the resetting action of the elastic arm 48, the movable claw 49 moves outward in the direction of the arrow F, so that the bayonet 40 is opened and disengaged from the T-shaped lock tongue 5; and during the descending process of the slider 42, the hook 44 is driven to walk out of the outlet end 464 of the guide groove 46 in the direction of the arrow G. After leaving the outlet end 464, the hook 44 swings to the lower end of the inclined surface 771 of the guide block 47 under the action of the swing arm 43. When it is necessary to press the lamp body 2 again, just press the lamp body 2 and then release it. In this process, the movement of pressing the rebounder 4 is combined with Fig.14 As shown, after the slider 42 is pressed upward by the T-shaped lock tongue 5 in the direction of arrow I, the hook 44 is driven to enter the entrance end 461 of the guide groove 46 in the directions of arrows J and K in sequence. At the same time, the movable claw 49 enters the housing 41, and the outer side of the movable claw 49 is pressed by the inner wall of the open top of the housing 41 and closed in the direction of arrow H (see Fig.14 As shown), the T-shaped locking tongue 5 can be buckled to limit the lamp body 2 from falling; when the pressing force is released, the slider 42 drives the hook 44 to move slightly downward, and the hook 44 falls into the pause groove 462 again and remains stationary, so that the lamp body 2 stays in the assembly position where the fixing ring 1 is installed.

[0049] The above is a preferred embodiment of the utility model, which shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. The utility model may have various changes and improvements without departing from the spirit and scope of the utility model, and these changes and improvements fall within the scope of the utility model to be protected, and the scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. Recessed frameless ceiling downlight, characterized by: Included are: A mounting fixing ring (1), wherein a mesh plate (3) for fastening to the ceiling is arranged on the outer side of the mounting fixing ring (1), and a plurality of self-locking buckle switches are evenly distributed on the inner side of the mounting fixing ring (1); A lamp body (2), wherein the lamp body (2) is provided with a plurality of lock buckles corresponding to the self-locking buckle switch, and the lamp body (2) is embedded in the mounting fixing ring (1) from bottom to top, and cooperates with the self-locking buckle switch through the lock buckles to achieve a quick-release connection with the mounting fixing ring (1).

2. The recessed frameless ceiling downlight according to claim 1 is characterized in that The self-locking buckle switch is a push-rebound device (4), and the lock buckle is a T-shaped lock tongue (5) that can movably push the push-rebound device (4) to act.

3. The recessed frameless ceiling downlight according to claim 2 is characterized in that The lamp body (2) comprises a lamp holder (6) matching the shape of the mounting fixing ring (1) and a plurality of lamp caps (7) fixed on the lamp holder (6), the lamp holder (6) corresponding to the lamp caps (7) are provided with a lamp avoidance opening (601), and the plurality of lock buckles are evenly distributed on the side of the lamp holder (6).

4. The recessed frameless ceiling downlight according to claim 3 is characterized in that A plurality of horizontal mounting plates (8) are extended from the inner side of the mounting fixing ring (1) in the same number as the number of the pressing rebounders (4), and the pressing rebounders (4) can be detachably fixed on the horizontal mounting plates (8).

5. The recessed frameless ceiling downlight according to claim 4 is characterized in that The horizontal mounting plate (8) is provided with a mounting opening (801), the push-rebound device (4) is mounted in the mounting opening (801), and an undercut block (401) is extended from the outer side thereof and buckled against the top of the horizontal mounting plate (8), so that the push-rebound device (4) can be detachably connected to the horizontal mounting plate (8) through the undercut block (401).

6. The recessed frameless ceiling downlight according to claim 3 is characterized in that A plurality of connecting protrusions (61) extend from the side of the lamp holder (6), the top surface of the connecting protrusion (61) is fastened to a lock tongue bottom plate (51), and the T-shaped lock tongue (5) is integrally connected to the lock tongue bottom plate (51).

7. The recessed frameless ceiling downlight according to claim 1 is characterized in that The mesh plate (3) is integrally connected to the bottom of the mounting fixing ring (1), the mesh plate (3) is arranged around the mounting fixing ring (1), and a plurality of fastening holes (301) for connecting to the ceiling are evenly distributed on the mesh plate (3), and the distance between the inner ring edge and the outer ring edge of the bottom end of the mounting fixing ring (1) is 1 mm-5 mm.

8. The recessed frameless ceiling downlight according to claim 1 or 7, characterized in that The bottom of the mounting fixing ring (1) at least partially protrudes below the mesh plate (3), and the depth of the protruding portion is H, 1mm≤H≤4mm.

9. The recessed frameless ceiling downlight according to claim 3 is characterized in that The lamp holder (7) at least comprises a lampshade (71), the outer side surface of the lampshade (71) being a spherical structure, a fixed convex ring (9) extending above the lamp holder (6) along the periphery of the avoidance lamp port (601), the inner side surface of the fixed convex ring (9) being provided with a lower arc surface (901) supporting the lower half of the spherical surface, a movable pressing ring (10) being provided above the fixed convex ring (9), the inner side surface of the movable pressing ring (10) being provided with an upper arc surface (1001) pressing against the upper half of the spherical surface, the lamp holder (7) being locked in the avoidance lamp port (601) by fastening the fixed convex ring (9) and the movable pressing ring (10) together.

10. The recessed frameless ceiling downlight according to claim 3 is characterized in that The side edges of the lamp holder (6) are evenly distributed with a plurality of spring mounting plates (11) extending upwards, and the spring mounting plates (11) are used to mount the spring structure of the downlight.

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