Embedded LED down lamp

Abstract

The utility model relates to the technical field of down lamps, in particular to an embedded LED down lamp. The problem that in the prior art, due to the fact that a down lamp is installed and fixed through an elastic piece, the service life is short is solved, and the practicability of equipment is improved. The LED ceiling lamp structurally comprises a shell, a positioning ring is fixed to the lower end of the shell, a containing cavity is formed in the shell, a mounting groove is formed in the center of the bottom of the containing cavity, the mounting groove is in threaded connection with an LED light-emitting part, and a plurality of mounting structures used for locking and fixing the shell to a ceiling or separating the shell from the ceiling are arranged outside the shell. And a control structure for synchronously controlling each mounting structure is arranged in the shell. The design that the shell is fixed to the ceiling through a limiting elastic piece in the prior art is replaced, on the premise that it is guaranteed that the down lamp is convenient to disassemble and assemble, connection between the down lamp and the ceiling is tighter after the down lamp is installed, and the structure is more stable. The utility model has the advantages of longer service life and stronger practicability.

Description

Technical Field

[0001] The utility model relates to the technical field of downlights, and specifically to an embedded LED downlight. Background Art

[0002] Recessed LED downlight is a common indoor lighting device, usually installed on the ceiling to provide uniform light.

[0003] In order to facilitate disassembly and installation on the ceiling, the existing embedded LED downlights have a mounting hole on the ceiling, a fixed limit ring is fixed at the bottom of the downlight, a limit ring is rotatably set on the downlight housing, and a limit spring is set between the limit ring and the downlight. When the downlight needs to be installed on the ceiling, the downlight is fixed to the ceiling by the limit spring, the limit ring and the limit ring; when the downlight needs to be disassembled from the ceiling, the downlight is directly removed so that the limit ring is separated from the top of the ceiling and the downlight is taken out of the mounting hole.

[0004] Although this can achieve quick disassembly and installation of the downlight, there are still the following problems: since the downlight is fixed to the ceiling by the elastic force of the limiting spring, once it has been used for a long time, the spring on the downlight may lose its elastic force. This may cause the downlight to either be prone to falling risks or difficult to disassemble and replace. Utility Model Content

[0005] The utility model provides an embedded LED downlight, which solves the problem in the prior art that the downlight is short in service life due to installation and fixation with shrapnel, and improves the practicability of the equipment.

[0006] The technical solution of the utility model is as follows:

[0007] An embedded LED downlight comprises a housing,

[0008] A positioning ring is fixed at the lower end of the shell, a placement cavity is provided inside the shell, a mounting groove is provided at the bottom center of the placement cavity, an LED light-emitting component is threadedly connected to the mounting groove, a plurality of mounting structures for locking the shell to the ceiling or detaching from the ceiling are provided outside the shell, and a control structure for synchronously controlling each mounting structure is provided inside the shell.

[0009] Furthermore, the mounting structure includes a first abutment, a second abutment, a third abutment and a fourth abutment, and the first abutment, the second abutment, the third abutment and the fourth abutment are all rotatably connected to the shell, and the first abutment, the second abutment, the third abutment and the fourth abutment are evenly distributed along the central axis of the shell.

[0010] Furthermore, the first abutment member includes a connecting rod and an abutment rod, the connecting rod and the abutment rod are integrally formed, one end of the connecting rod is rotatably connected to the shell, the angle between the connecting rod and the abutment rod is an obtuse angle, and the abutment rod is provided with an anti-slip layer near the positioning ring end, and the anti-slip layer is made of rubber material, and the first abutment member, the second abutment member, the third abutment member and the fourth abutment member have the same structure.

[0011] Furthermore, the control structure includes a control bolt, a first connecting rope is fixed to the first abutment member away from the shell end, the other end of the first connecting rope is fixedly connected to the third abutment member away from the shell end, the second connecting rope is fixed to the third abutment member away from the shell end, the other end of the second connecting rope is fixedly connected to the fourth abutment member away from the shell end, a control groove is provided at the bottom of the mounting groove, the control bolt is threadedly connected to the control groove, the first connecting rope and the second connecting rope both pass through the bottom of the control groove, and the bottom of the control bolt abuts against the first connecting rope and the second connecting rope at the same time.

[0012] Furthermore, a first wire groove, a second wire groove, a third wire groove and a fourth wire groove are provided in the shell, a sliding hole is provided on the inner wall of the first wire groove close to the first abutment side, the first connecting rope is slidably connected to the sliding hole, the width of the first wire groove away from the central axis of the shell is greater than the width of the first wire groove close to the central axis of the shell, the diameter of the first connecting rope is smaller than the width of the first wire groove away from the central axis of the shell, and the first wire groove, the second wire groove, the third wire groove and the fourth wire groove have the same structure.

[0013] Furthermore, a first sliding groove, a second sliding groove, a third sliding groove and a fourth sliding groove are provided on the inner wall of the control groove, one end of the first sliding groove is connected to the first wire groove, the bottom of the first sliding groove is connected to the bottom of the control groove, the bottom of the first sliding groove has the same width as the groove opening of the first sliding groove, and the first sliding groove, the second sliding groove, the third sliding groove and the fourth sliding groove have the same structure.

[0014] Furthermore, a plurality of heat dissipation fins are fixed on the outer wall of the shell, and a wiring hole is connected between the outer wall of the shell and the mounting groove.

[0015] The working principle and beneficial effects of the utility model are:

[0016] The working process of this embodiment is as follows: when the downlight needs to be installed, first open a mounting hole on the ceiling, then rotate the control bolt so that the first connecting rope and the second connecting rope are in a relaxed state, and then rotate the first abutment, the second abutment, the third abutment and the fourth abutment to insert the downlight into the mounting hole, and then rotate the control bolt in the opposite direction to tighten the first connecting rope and the second connecting rope to pull the first abutment, the second abutment, the third abutment and the fourth abutment to abut and fix the downlight on the ceiling, and finally fix the LED light-emitting component into the mounting groove by threading; when the downlight needs to be disassembled, first rotate the LED light-emitting component to separate the LED light-emitting component from the housing, and then rotate the control bolt so that the first connecting rope and the second connecting rope are in a relaxed state, and finally remove the downlight.

[0017] The utility model has several mounting structures arranged on the shell, and a control structure arranged inside the shell, and the control structure is used to control the mounting structure to lock the shell to the ceiling or to detach the shell from the ceiling. The utility model replaces the design of fixing the shell to the ceiling by limiting spring pieces in the prior art, and under the premise of ensuring the convenience of disassembly and installation of the downlight, the downlight is more tightly connected to the ceiling after installation, and the structure is more stable. The utility model has a longer service life and strong practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The utility model is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0019] Figure 1 It is a structural schematic diagram of the prior art;

[0020] Figure 2 The overall structure of this embodiment is shown in FIG. Figure 1 ;

[0021] Figure 3 The overall structure of this embodiment is shown in FIG. Figure 2 ;

[0022] Figure 4 The internal structure of the housing in this embodiment is shown in FIG. Figure 1 ;

[0023] Figure 5 The internal structure of the housing in this embodiment is shown in FIG. Figure 2 ;

[0024] Figure 6 Schematic diagram of the installation slot structure in this embodiment;

[0025] Figure 7 Schematic diagram of the structure of the first abutment member in this embodiment.

[0026] In the figure:

[0027] 1. Shell; 11. Heat dissipation fins; 12. Wiring holes; 13. Placement cavity; 131. First wire groove; 132. Second wire groove; 133. Third wire groove; 134. Fourth wire groove; 135. Installation groove; 1351. Control groove; 13511. First sliding groove; 13512. Second sliding groove; 13513. Third sliding groove; 13514. Fourth sliding groove; 14. Sliding hole; 2. Positioning ring; 31. First abutment; 311. Connecting rod; 312. Abutment rod; 3121. Anti-skid layer; 32. Second abutment; 33. Third abutment; 34. Fourth abutment; 41. First connecting rope; 42. Second connecting rope; 5. LED light-emitting member; 6. Control bolt. DETAILED DESCRIPTION

[0028] The following will be combined with 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 of 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.

[0029] like Figure 2 to Figure 7 As shown, this embodiment proposes an embedded LED downlight, and its structure includes a housing 1. The positioning ring 2 in this embodiment is fixedly arranged at the lower end of the housing 1, and the placement cavity 13 is arranged in the housing 1. The mounting groove 135 is arranged at the bottom center of the placement cavity 13, and the LED light-emitting component 5 is threadedly connected to the mounting groove 135 to facilitate the installation and removal of the LED light-emitting component 5. Several mounting structures are arranged outside the housing 1 to lock the housing 1 to the ceiling or detach it from the ceiling. The control structure is arranged in the housing 1 to synchronously control each mounting structure.

[0030] The mounting structure in this embodiment includes a first abutment 31, a second abutment 32, a third abutment 33 and a fourth abutment 34, which are all rotatably connected to the housing 1, and are evenly distributed along the central axis of the housing 1. In this embodiment, when the first abutment 31, the second abutment 32, the third abutment 33 and the fourth abutment 34 abut against the ceiling, the housing 1 is fixed to the ceiling; when the first abutment 31, the second abutment 32, the third abutment 33 and the fourth abutment 34 rotate and detach from the ceiling, the downlight can be removed relative to the ceiling. This embodiment ensures that the downlight is detachable from the ceiling, making it convenient to replace and disassemble the downlight.

[0031] The first abutment member 31 in this embodiment includes a connecting rod 311 and an abutment rod 312. The connecting rod 311 and the abutment rod 312 are integrally formed to reduce the manufacturing process and reduce the manufacturing cost. One end of the connecting rod 311 is rotatably connected to the housing 1. The angle between the connecting rod 311 and the abutment rod 312 is an obtuse angle. The anti-skid layer 3121 is arranged at the end of the abutment rod 312 close to the positioning ring 2. The anti-skid layer 3121 is made of rubber material to increase the friction when in contact with the top of the ceiling, so as to ensure that the downlight is installed more firmly. The first abutment member 31, the second abutment member 32, the third abutment member 33 and the fourth abutment member 34 have the same structure. Such a design increases the area of ​​the contact surface with the ceiling through the anti-skid layer 3121 on the abutment rod 312, so that the downlight is more firmly connected to the ceiling.

[0032] The control structure in this embodiment includes a control bolt 6, a first connecting rope 41 is fixedly arranged at the end of the first abutting member 31 away from the housing 1, the other end of the first connecting rope 41 is fixedly connected to the end of the third abutting member 33 away from the housing 1, the second connecting rope 42 is fixedly arranged at the end of the third abutting member 33 away from the housing 1, the other end of the second connecting rope 42 is fixedly connected to the end of the fourth abutting member 34 away from the housing 1, the control groove 1351 is arranged at the bottom of the mounting groove 135, the control bolt 6 is threadedly connected to the control groove 1351, the first connecting rope 41 and the second connecting rope 42 both pass through the bottom of the control groove 1351, and the bottom of the control bolt 6 is simultaneously in contact with the first connecting rope 41 and the second connecting rope 42. The tightness of the first connecting rope 41 and the second connecting rope 42 is controlled by the control bolt 6, which ensures that when the first connecting rope 41 and the second connecting rope 42 are in a tightened state, the tightened state can be maintained due to the locking of the control bolt 6 and the control groove 1351 threads, and the utility model has stronger stability.

[0033] In the present embodiment, the housing 1 is provided with a first wire groove 131, a second wire groove 132, a third wire groove 133 and a fourth wire groove 134, the sliding hole 14 is provided on the inner wall of the first wire groove 131 near the first abutment member 31, the first connecting rope 41 is slidingly connected with the sliding hole 14, the width of the first wire groove 131 away from the central axis of the housing 1 is greater than the width of the first wire groove 131 near the central axis of the housing 1, the diameter of the first connecting rope 41 is less than the width of the first wire groove 131 away from the central axis of the housing 1, and the first wire groove 131, the second wire groove 132, the third wire groove 133 and the fourth wire groove 134 have the same structure. Such a design ensures that the first connecting rope 41 and the second connecting rope 42 can smoothly pass through the entire wire groove through the notches of the first wire groove 131, the second wire groove 132, the third wire groove 133 and the fourth wire groove 134, and remain in the wire groove without falling out of the wire groove.

[0034] In the present embodiment, the inner wall of the control groove 1351 is further provided with a first sliding groove 13511, a second sliding groove 13512, a third sliding groove 13513 and a fourth sliding groove 13514. One end of the first sliding groove 13511 is connected to the first wire groove 131, the bottom of the first sliding groove 13511 is connected to the bottom of the control groove 1351, the bottom of the first sliding groove 13511 is the same as the groove opening of the first sliding groove 13511, and the first sliding groove 13511, the second sliding groove 13512, the third sliding groove 13513 and the fourth sliding groove 13514 have the same structure. The arrangement of the first sliding groove 13511, the second sliding groove 13512, the third sliding groove 13513 and the fourth sliding groove 13514 in this embodiment ensures that the first connecting rope 41 and the second connecting rope 42 can be embedded in the first sliding groove 13511, the second sliding groove 13512, the third sliding groove 13513 and the fourth sliding groove 13514 without being affected, and can also ensure that when the control bolt 6 penetrates into the control groove 1351, it can drive the first connecting rope 41 and the second connecting rope 42 to be tightened.

[0035] The plurality of heat dissipation fins 11 in this embodiment are fixedly arranged on the outer wall of the housing 1 to increase the heat dissipation area of ​​this embodiment and improve the heat dissipation efficiency. The wiring hole 12 is connected and arranged between the outer wall of the housing 1 and the mounting groove 135 to facilitate the connection of the LED light emitting element 5 with the wire.

[0036] The working process of this embodiment is as follows: when the downlight needs to be installed, first, a mounting hole is opened on the ceiling, and then the control bolt 6 is rotated so that the first connecting rope 41 and the second connecting rope 42 are in a relaxed state. At this time, the first abutment member 31, the second abutment member 32, the third abutment member 33 and the fourth abutment member 34 are rotated to insert the downlight into the mounting hole, and then the control bolt 6 is rotated in the opposite direction to tighten the first connecting rope 41 and the second connecting rope 42 to pull the first abutment member 31, the second abutment member 32, the third abutment member 33 and the fourth abutment member 34 to abut and fix the downlight on the ceiling, and finally, the LED light-emitting component 5 is fixedly installed in the mounting groove 135 by means of threads; when the downlight needs to be disassembled, the LED light-emitting component 5 is first rotated so that the LED light-emitting component 5 is separated from the housing 1, and then the control bolt 6 is rotated so that the first connecting rope 41 and the second connecting rope 42 are in a relaxed state, and finally, the downlight can be removed.

[0037] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. An embedded LED downlight, comprising a housing (1), characterized in that: A positioning ring (2) is fixed at the lower end of the shell (1); a placement cavity (13) is provided inside the shell (1); a mounting groove (135) is provided at the bottom center of the placement cavity (13); an LED light-emitting component (5) is threadedly connected to the mounting groove (135); a plurality of mounting structures for locking the shell (1) to a ceiling or detaching it from the ceiling are provided outside the shell (1); and a control structure for synchronously controlling each mounting structure is provided inside the shell (1).

2. The embedded LED downlight according to claim 1, characterized in that: The mounting structure comprises a first abutment member (31), a second abutment member (32), a third abutment member (33) and a fourth abutment member (34); the first abutment member (31), the second abutment member (32), the third abutment member (33) and the fourth abutment member (34) are all rotatably connected to the shell (1); and the first abutment member (31), the second abutment member (32), the third abutment member (33) and the fourth abutment member (34) are evenly distributed along the central axis of the shell (1).

3. The embedded LED downlight according to claim 2, characterized in that: The first abutting member (31) comprises a connecting rod (311) and an abutting rod (312); the connecting rod (311) and the abutting rod (312) are integrally formed; one end of the connecting rod (311) is rotatably connected to the housing (1); the angle formed between the connecting rod (311) and the abutting rod (312) is an obtuse angle; an anti-slip layer (3121) is provided at the end of the abutting rod (312) close to the positioning ring (2); the anti-slip layer (3121) is made of rubber material; the first abutting member (31), the second abutting member (32), the third abutting member (33) and the fourth abutting member (34) have the same structure.

4. The embedded LED downlight according to claim 2, characterized in that: The control structure comprises a control bolt (6); a first connecting rope (41) is fixed to the end of the first abutting member (31) away from the housing (1); the other end of the first connecting rope (41) is fixedly connected to the end of the third abutting member (33) away from the housing (1); a second connecting rope (42) is fixed to the end of the third abutting member (33) away from the housing (1); the other end of the second connecting rope (42) is fixedly connected to the end of the fourth abutting member (34) away from the housing (1); a control groove (1351) is provided at the bottom of the mounting groove (135); the control bolt (6) is threadedly connected to the control groove (1351); the first connecting rope (41) and the second connecting rope (42) both pass through the bottom of the control groove (1351); and the bottom of the control bolt (6) is simultaneously in contact with the first connecting rope (41) and the second connecting rope (42).

5. The embedded LED downlight according to claim 4, characterized in that: The shell (1) is provided with a first wire groove (131), a second wire groove (132), a third wire groove (133) and a fourth wire groove (134); a sliding hole (14) is provided on the inner wall of the first wire groove (131) close to the first abutment member (31); the first connecting rope (41) is slidingly connected to the sliding hole (14); the width of the first wire groove (131) away from the central axis of the shell (1) is greater than the width of the first wire groove (131) close to the central axis of the shell (1); the diameter of the first connecting rope (41) is smaller than the width of the first wire groove (131) away from the central axis of the shell (1); the first wire groove (131), the second wire groove (132), the third wire groove (133) and the fourth wire groove (134) have the same structure.

6. The embedded LED downlight according to claim 4, characterized in that: The inner wall of the control groove (1351) is also provided with a first sliding groove (13511), a second sliding groove (13512), a third sliding groove (13513) and a fourth sliding groove (13514); one end of the first sliding groove (13511) is connected to the first wire groove (131); the bottom of the first sliding groove (13511) is connected to the bottom of the control groove (1351); the bottom of the first sliding groove (13511) has the same width as the groove opening of the first sliding groove (13511); the first sliding groove (13511), the second sliding groove (13512), the third sliding groove (13513) and the fourth sliding groove (13514) have the same structure.

7. The embedded LED downlight according to claim 2, characterized in that: A plurality of heat dissipation fins (11) are also fixed on the outer wall of the shell (1), and a wiring hole (12) is connected between the outer wall of the shell (1) and the mounting groove (135).

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