Light-emitting diode (LED) panel light body structure and mounting and fixing structure

Abstract

The utility model discloses a light-emitting diode (LED) panel light body structure and a mounting and fixing structure, which relate to the field and comprise a plastic lower cover, an LED aluminum substrate and a plastic upper cover. An L-shaped clamping groove is formed in the surface of the inner side of the lower plastic cover, a clamping groove is formed in the inner surface of the lower plastic cover, the inner end of the lower plastic cover is in butt joint with an LED aluminum substrate through the clamping groove, a reflector, a light guide plate and a diffusion plate are sequentially installed on the inner side of the LED aluminum substrate, and an upper plastic cover is arranged at the upper end of the lower plastic cover. The lower end of the plastic upper cover is fixedly connected with a pressing rib, and the pressing rib makes contact with the upper end of the reflector. A conical guide boss is arranged in the center of the upper end of the plastic upper cover. According to the LED panel lamp body structure and the mounting and fixing structure, the high-temperature-resistant plastic materials are adopted, the material cost can be saved, through injection molding, size matching is accurate, accessory assembling is convenient, the clamping grooves of the LED lamp aluminum substrate are designed in the plastic cover, and the LED lamp panel is convenient to mount and fix.

Description

Technical Field

[0001] The utility model relates to the technical field, in particular to a lamp body structure and an installation and fixing structure of an LED flat lamp. Background Art

[0002] LED flat panel lights are common lighting equipment and are widely used in various working environments. Therefore, the quality of the light determines the overall lighting quality.

[0003] Such as an LED flat panel lamp with publication number CN103899961A. The LED flat panel lamp comprises a lampshade shell, a light emitting surface, an LED light bar is arranged on the inner edge of the frame of the shell, a power connection device is arranged on the back of the shell, a light guide plate is also arranged in the lampshade shell, and light guide dots are distributed on the front of the light guide plate. The light guide dots on the light guide plate are printed by ink silk screen and are silk screened on the front of the light guide plate in a uniformly distributed form. The addition of the light guide plate can effectively reduce the number of LED light bars, and the light source is evenly reflected onto the light emitting surface through the light guide dots on the light guide plate, which has a good reflective effect and is helpful to the lighting effect of the LED flat panel lamp; the LED light bar is arranged on the inner edge of the frame around the lampshade shell, which can effectively reduce the volume and thickness compared with the LED array arrangement of the direct-down flat panel lamp;

[0004] Currently, the LED flat panel lights on the market are mainly made of metal, which has high material costs and complex installation structures. The LED lamp body is inconvenient to detect and repair, and the lamp body is not easy to align when fixed on the ceiling, making it difficult to install, which leads to certain limitations in use. Utility Model Content

[0005] The purpose of the utility model is to provide a LED flat lamp body structure and an installation and fixing structure to solve the problems mentioned in the above background technology that the lamp body is mainly made of metal, the material cost is high, the lamp body installation structure is complex, the LED lamp body is inconvenient to detect and repair, and the lamp body is not easy to align when fixed on the ceiling, which makes installation difficult and thus has certain usage limitations.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a LED flat lamp body structure and installation and fixing structure, including a plastic lower cover, an LED aluminum substrate and a plastic upper cover;

[0007] An L-shaped card slot is provided on the inner surface of the plastic lower cover, and a card slot is provided on the inner surface of the plastic lower cover, and the inner end of the plastic lower cover is butted with the LED aluminum substrate through the card slot, and a reflector, a light guide plate and a diffuser are sequentially installed on the inner side of the LED aluminum substrate, a plastic upper cover is provided on the upper end of the plastic lower cover, and a second card point is fixed on the side of the plastic upper cover, and the second card point is butted with the L-shaped card slot on the surface of the plastic lower cover, and a screw anti-loosening hole is provided between the card slots;

[0008] The lower end of the plastic upper cover is fixedly connected with a compression rib, and the compression rib is in contact with the upper end of the reflective sheet;

[0009] A conical guide boss is provided at the center of the upper end of the plastic upper cover;

[0010] A mounting plate is provided at the upper end of the plastic upper cover, and a hollow guide hole is provided at the middle end of the mounting plate, and the hollow guide hole and the conical guide boss are located in a position corresponding to each other, and a first clamping point is provided on the outer side of the conical guide boss, and the first clamping point is butted against the inner side of the mounting plate;

[0011] A keyhole is reserved on the surface of the mounting plate, and the mounting plate is fixed to the ceiling through the keyhole. An L-shaped groove is provided on the side of the lower end of the mounting plate, and the L-shaped groove and the first clamping point provided on the outer side of the conical guide boss are connected with each other. When the conical guide boss of the plastic upper cover of the lamp body is fully inserted into the hollow guide hole of the mounting plate, the lamp body is rotated clockwise to fix the lamp on the plastic hollow guide hole.

[0012] Furthermore, a CCT switch hole is reserved on the inner side of the center of the plastic upper cover.

[0013] Furthermore, a reserved installation position is provided on the inner side of the plastic upper cover, and an LED control board is installed on the plastic upper cover through the reserved installation position.

[0014] Furthermore, screw holes are provided on the outer side of the plastic cover, and the positions of the screw holes and the screw anti-loosening holes correspond to each other, and three of them are provided at equal angles with respect to the center point of the plastic cover.

[0015] Furthermore, the conical guide boss is nested and docked with the inner side under the mounting plate through the hollow guide hole.

[0016] Furthermore, after the conical guide boss of the plastic cover and the hollow guide hole of the mounting plate are aligned, the lamp body can be rotated clockwise to allow the plastic cover and the mounting plate to dock with each other.

[0017] Compared with the prior art, the beneficial effects of the utility model are:

[0018] The LED flat panel lamp body structure and installation and fixing structure are made of high temperature resistant plastic material, which can save material costs. Through injection molding, the size is precisely matched, which is convenient for accessory assembly. The plastic cover is designed with a slot for the LED lamp aluminum substrate, which is convenient for installing and fixing the LED lamp board.

[0019] Furthermore, a structure is designed to prevent loosening and LED hot spot problems. This structure is also convenient for disassembly, inspection and repair when the LED light panel is defective. It is very practical and easy to operate. The upper cover of this patented plastic part is designed with a guide installation structure, which can quickly and accurately install the lamp body on the ceiling, effectively avoiding the risk of customer complaints caused by inconvenient installation. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a schematic diagram of the explosion structure of the utility model;

[0021] Figure 2 This is a schematic diagram of the three-dimensional structure of the plastic lower cover of the utility model;

[0022] Figure 3 This is a schematic diagram of the three-dimensional structure of the reflective sheet of the utility model;

[0023] Figure 4 This is a schematic diagram of the three-dimensional structure of the plastic upper cover of the utility model from top view;

[0024] Figure 5 This is a schematic diagram of the three-dimensional structure of the plastic upper cover of the utility model when viewed from above;

[0025] Figure 6 This is a schematic diagram of the three-dimensional structure of the mounting plate of the utility model;

[0026] Figure 7 This is a schematic diagram of the three-dimensional structure of the plastic upper cover and the mounting plate of the utility model;

[0027] Figure 8 It is a schematic diagram of the three-dimensional structure of the utility model.

[0028] In the figure: 1. Plastic lower cover; 2. Card slot; 3. L-shaped card slot; 4. Screw anti-loosening hole; 5. LED aluminum substrate; 6. Reflector; 7. Light guide plate; 8. Diffuser plate; 9. Plastic upper cover; 10. Conical guide boss; 11. CCT switch hole; 12. First card point; 13. Screw hole; 14. Second card point; 15. Pressing rib; 16. Reserved installation position; 17. Mounting plate; 18. Keyhole; 19. Hollow guide hole; 20. Control board. DETAILED DESCRIPTION

[0029] 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.

[0030] Example 1: Please refer to Figure 1-8 The utility model provides the following technical solutions: a LED flat lamp body structure and installation fixing structure, including a plastic lower cover 1, a card slot 2, an L-shaped card slot 3, a screw anti-loosening hole 4, an LED aluminum substrate 5, a reflector 6, a light guide plate 7, a diffuser 8, a plastic upper cover 9, a conical guide boss 10, a CCT switch hole 11, a first card point 12, a screw hole 13, a second card point 14, a tightening rib 15, a reserved installation position 16, a mounting plate 17, a key hole 18, a hollow guide hole 19, and a control board 20;

[0031] An L-shaped card slot 3 is provided on the inner surface of the plastic lower cover 1, and a card slot 2 is provided on the inner surface of the plastic lower cover 1, and the inner end of the plastic lower cover 1 is butted with an LED aluminum substrate 5 through the card slot 2, and a reflective sheet 6, a light guide plate 7 and a diffuser plate 8 are sequentially installed on the inner side of the LED aluminum substrate 5, a plastic upper cover 9 is provided on the upper end of the plastic lower cover 1, and a second card point 14 is fixed on the side of the plastic upper cover 9, and the second card point 14 is butted with the L-shaped card slot 3 on the surface of the plastic lower cover 1, and a screw anti-loosening hole 4 is provided between the card slots 2;

[0032] The lower end of the plastic upper cover 9 is fixedly connected with a compression rib 15, and the compression rib 15 is in contact with the upper end of the reflective sheet 6; a conical guide boss 10 is provided at the center of the upper end of the plastic upper cover 9; a mounting plate 17 is provided at the upper end of the plastic upper cover 9, and a hollow guide hole 19 is provided at the middle end of the mounting plate 17, and the positions of the hollow guide hole 19 and the conical guide boss 10 correspond to each other, and a first clamping point 12 is provided on the outer side of the conical guide boss 10, and the first clamping point 12 is in contact with the mounting plate The inner sides of 17 are butted against each other; a keyhole 18 is reserved on the surface of the mounting plate 17, and the mounting plate 17 is fixed to the ceiling through the keyhole 18. An L-shaped groove is provided on the side of the lower end of the mounting plate 17, and the L-shaped groove and the first clamping point 12 provided on the outer side of the conical guide boss 10 are butted against each other. When the conical guide boss 10 of the plastic upper cover 9 of the lamp body is fully inserted into the hollow guide hole 19 of the mounting plate 17, the lamp body is rotated clockwise to fix the lamp on the plastic hollow guide hole 19.

[0033] A CCT switch hole 11 is reserved on the inner side of the center of the plastic cover 9. A reserved installation position 16 is provided on the inner side of the plastic cover 9, and an LED control board 20 is installed on the plastic cover 9 through the reserved installation position 16. A screw hole 13 is provided on the outer side of the plastic cover 9, and the screw hole 13 corresponds to the screw anti-loosening hole 4, and three screw holes 13 are provided at equal angles about the center point of the plastic cover 9;

[0034] A circle of slots 2 (such as Figure 1 and Figure 2 ), LED aluminum substrate 5 (such as Figure 1) can be installed on the plastic lower cover 1 along the card slot 2, and then install the LED three-piece set in sequence: reflector 6, light guide plate 7, diffuser 8 (such as Figure 3 );

[0035] The inner side of the plastic lower cover 1 is provided with an L-shaped card slot 3 structure, and the inner side of the plastic upper cover 9 is provided with a second card point 14. When the plastic upper cover 9 is put in from above the plastic lower cover 1, the second card point 14 on the inner side of the plastic upper cover 9 is aligned with the L-shaped card slot 3 on the side of the plastic lower cover 1, and the plastic upper cover 9 can be tightened and fixed by rotating it in a clockwise direction. A screw anti-loosening hole 4 is provided between the card slots 2 (such as Figure 2 ), tighten the upper and lower covers and lock the screws in the screw anti-loosening holes 4 reserved in advance to prevent the plastic parts of the lamp body from loosening after transportation or vibration and causing safety problems (such as Figure 1-4 ), fixed with 3 screws, and the triangle three-point positioning principle is used to effectively avoid light leakage after the LED is lit due to loose plastic parts.

[0036] The lower end of the plastic cover 9 is provided with a pressing rib 15 for pressing the LED three-piece set. After the plastic cover 9 presses the LED three-piece set, the LED hot spot problem can be completely solved (such as Figure 5 ), if it is not pressed tightly, there may be undesirable phenomena such as light spots and hot spots.

[0037] The CCT switch hole 11 is reserved on the inner side of the center of the plastic cover 9, which is convenient for consumers to pull out the CCT switch and select the color temperature segment suitable for themselves to complete the operation. The LED control board 20 is fixed at the reserved installation position 16 below the plastic cover 9 (such as Figure 5 ).

[0038] A conical guide boss 10 is provided at the center of the upper end of the plastic cover 9, and is used in conjunction with the hollow guide hole 19 of the mounting plate 17 (eg Figure 6 ), the top of the hollow guide hole 19 is small, which is easy to align with the hollow guide hole 19 of the mounting plate 17. When pushed upward, the conical guide boss 10 and the hollow guide hole 19 will be tightly engaged to complete the guiding function. The first clamping point 12 and the anti-loosening structure are set around the conical guide boss 10, which can effectively guide consumers to push the lamp body into the ceiling and the mounting hole, and then rotate the lamp body clockwise to clamp and fix the lamp body (such as Figure 7 ).

[0039] The plastic mounting plate 17 is provided with a key hole 18, through which the mounting plate 17 is fixed to the ceiling. A hollow guide hole 19 is provided in the middle of the plastic mounting plate 17, which is convenient for guiding the conical guide boss 10 of the plastic lower cover 1 into the hollow guide hole 19 of the lamp body mounting plate 17 (such as Figure 7), the lower side of the plastic mounting plate 17 is provided with an L-shaped groove. When the conical guide boss 10 of the plastic upper cover 9 of the lamp body is fully inserted into the hollow guide hole 19 of the mounting plate 17, the lamp body is rotated clockwise to fix the lamp on the hollow plastic guide hole 19, thereby completing the assembly, which is very convenient and quick (such as Figure 8 ).

[0040] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "connected" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0041] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A LED flat panel lamp body structure and installation and fixing structure, comprising a plastic lower cover (1), an LED aluminum substrate (5) and a plastic upper cover (9); Features: The inner surface of the plastic lower cover (1) is provided with an L-shaped slot (3), and the inner surface of the plastic lower cover (1) is provided with a slot (2), and the inner end of the plastic lower cover (1) is butted with an LED aluminum substrate (5) through the slot (2), and a reflector (6), a light guide plate (7) and a diffuser (8) are sequentially installed on the inner side of the LED aluminum substrate (5), the upper end of the plastic lower cover (1) is provided with a plastic upper cover (9), and a second slot (14) is fixed on the side of the plastic upper cover (9), and the second slot (14) and the L-shaped slot (3) on the surface of the plastic lower cover (1) are butted with each other, and screw anti-loosening holes (4) are provided between the slots (2); The lower end of the plastic upper cover (9) is fixedly connected with a compression rib (15), and the compression rib (15) and the upper end of the reflective sheet (6) are in contact with each other; A conical guide boss (10) is provided at the center of the upper end of the plastic upper cover (9); The upper end of the plastic upper cover (9) is provided with a mounting plate (17), and a hollow guide hole (19) is opened at the middle end of the mounting plate (17), and the hollow guide hole (19) and the conical guide boss (10) are located in a position corresponding to each other, and a first clamping point (12) is provided on the outer side of the conical guide boss (10), and the first clamping point (12) and the inner side of the mounting plate (17) are butted against each other; A key hole (18) is reserved on the surface of the mounting plate (17), and the mounting plate (17) is fixed to the ceiling through the key hole (18). An L-shaped groove is arranged on the side surface of the lower end of the mounting plate (17), and the L-shaped groove and a first clamping point (12) arranged on the outer side of the conical guide boss (10) are mutually connected. When the conical guide boss (10) of the plastic upper cover (9) of the lamp body is completely inserted into the hollow guide hole (19) of the mounting plate (17), the lamp body is rotated in a clockwise direction to fix the lamp on the plastic hollow guide hole (19).

2. The LED flat panel lamp body structure and installation and fixing structure according to claim 1, characterized in that: A CCT switch hole (11) is reserved on the inner side of the center of the plastic upper cover (9).

3. The LED flat panel lamp body structure and installation and fixing structure according to claim 2, characterized in that: A reserved installation position (16) is provided on the inner side of the plastic upper cover (9), and an LED control board (20) is installed on the plastic upper cover (9) via the reserved installation position (16).

4. The LED flat panel lamp body structure and installation and fixing structure according to claim 3, characterized in that: The outer side of the plastic cover (9) is provided with screw holes (13), and the positions of the screw holes (13) and the screw anti-loosening holes (4) correspond to each other, and three of them are arranged at equal angles with respect to the center point of the plastic cover (9).

5. The LED flat panel lamp body structure and installation and fixing structure according to claim 4, characterized in that: The conical guide boss (10) is nested and docked with the inner side of the lower mounting plate (17) through the hollow guide hole (19).

6. The LED flat panel lamp body structure and installation and fixing structure according to claim 5, characterized in that: After the conical guide boss (10) of the plastic upper cover (9) and the hollow guide hole (19) of the mounting plate (17) are aligned, the lamp body is rotated clockwise to allow the plastic upper cover (9) and the mounting plate (17) to dock with each other.

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