Illuminating device with openable lamp film

Abstract

The utility model provides a lighting device with an openable lamp film. The lighting device comprises a first mounting frame, a lighting unit, a second mounting frame, a dustproof film, a fireproof film and a shading piece. The second mounting frame is composed of four second profiles, each second profile comprises a second base body, a first mounting groove, a second mounting groove and a third mounting groove, a limiting part is arranged on the lower portion of the inner side of each first mounting groove, the dustproof film is inserted into each first mounting groove, and the tail end of each dustproof film abuts against the corresponding limiting part; the fireproof film wraps one side of the second base body, the tail end of the fireproof film is arranged in the second mounting groove, a fireproof film pressing piece is arranged in the second mounting groove, the fireproof film pressing piece abuts against the tail end of the fireproof film to fix the fireproof film in the second mounting groove, a part of the shading piece is arranged in the third mounting groove, and the tail end of the shading piece abuts against the inner side of the first mounting frame; the lighting device is simple in structure, the dustproof film, the fireproof film and the shading piece can be conveniently and rapidly disassembled and assembled on the second mounting frame, and the whole lighting device has diversity due to the combination of the dustproof film and the fireproof film.

Description

Technical Field

[0001] This utility model relates to the field of lighting technology, and in particular to a lighting device with an openable lamp film. Background Technology

[0002] LEDs have advantages such as small size, energy saving, and environmental friendliness, and are widely used, especially in indoor lighting venues such as exhibition halls, stadiums, and hospitals, where ceiling-mounted lighting devices are frequently used. Common indoor ceiling-mounted lighting devices typically consist of a lamp base, a light source module, and a single-layer translucent film or glass component. This single-layer translucent film or glass component can be rotated and opened relative to the lamp base for easy maintenance. However, current single-layer translucent films or glass components can no longer meet the needs of more perfect lighting, and the weight and installation of the glass component are not conducive to the rapid assembly and maintenance of the entire lighting system.

[0003] Therefore, there is a need for a lighting device that is simple in structure, easy to assemble and maintain, and meets different lighting requirements. Utility Model Content

[0004] The main purpose of this utility model is to overcome the above-mentioned shortcomings and deficiencies of the prior art and provide a lighting device with an openable lamp film.

[0005] A lighting device with an openable lamp film includes a first mounting frame, at least one lighting unit, a second mounting frame, a dustproof film, a fireproof film, and a light-shielding component; the lighting unit is mounted on the first mounting frame such that the first mounting frame is a mounting cavity with one end open; one end of the second mounting frame is connected to the first mounting frame via a pivot, the second mounting frame is rotatable relative to the first mounting frame about the pivot, and the second mounting frame is movably housed within the mounting cavity;

[0006] The second mounting frame is composed of at least four second profiles. Each second profile includes a second base and a first mounting groove, a second mounting groove, and a third mounting groove disposed on the second base. The first mounting groove is disposed on the inner side of the second base, and the second and third mounting grooves are disposed on the outer side of the second base. A limiting part is provided below the inner side of the first mounting groove. The dustproof film is inserted into the first mounting groove, and the end of the dustproof film abuts against the limiting part. The fireproof film wraps around one side of the second base, and the end of the fireproof film is disposed in the second mounting groove. A fireproof film pressing member is provided in the second mounting groove, and the fireproof film pressing member abuts against the end of the fireproof film to fix it in the second mounting groove. A part of the light-shielding member is installed in the third mounting groove. When the second mounting frame is received in the mounting cavity, the end of the light-shielding member abuts against the inner side of the first mounting frame. The light emitted by the lighting unit passes through the dustproof film and the fireproof film before being emitted.

[0007] In one embodiment, the first mounting frame is composed of at least four first profiles, each first profile including a first base and a fourth mounting groove disposed on the first base, wherein limiting members are respectively provided on both sides of the opening of the fourth mounting groove.

[0008] In one embodiment, the lighting unit includes a substrate and a light-emitting element disposed on the substrate. The light-emitting element is an LED light strip or a DOB light source. The substrate is mounted to the first profile by a fastener.

[0009] In one embodiment, a space is provided between the dustproof film and the fireproof film.

[0010] In one embodiment, the light-shielding member has a slot in the middle, and a retaining member is provided below the opening of the third mounting groove. The retaining member is inserted into the slot, and the upper end of the light-shielding member abuts against the groove wall of the third mounting groove.

[0011] In one embodiment, the light-shielding element is an elastic rubber strip.

[0012] In one embodiment, the fireproof membrane pressing member has a U-shaped cross section. The fireproof membrane pressing member includes a pressing member body, elastic portions at both ends of the pressing member body, and two pressing portions in the middle of the pressing member body. Pressing the two pressing portions causes the two elastic portions to contract in the direction of the pressing portions, and the elastic portions abut against the ends of the fireproof membrane.

[0013] In one embodiment, the edge of the dustproof film is formed into a pressing frame by a pressing process, and the end of the pressing frame abuts against the limiting portion.

[0014] In one embodiment, the lower end of the second substrate is provided with an arc transition portion.

[0015] The beneficial effects of this utility model are as follows: the fireproof film is installed on the second mounting frame by the fireproof film pressing component, and the dustproof film pressing component is easily inserted into the first mounting groove of the second mounting frame and limited by the limiting part, so that the dustproof film and the fireproof film can be quickly installed on the second mounting frame; the dustproof film and the fireproof film are installed at intervals on the second mounting frame, the fireproof film has good optical illumination and uniform and soft light characteristics, the dustproof film can keep the fireproof film clean for a long time, and can also reduce later maintenance; this utility model has a simple structure, which facilitates the quick installation and removal of the dustproof film, the fireproof film and the light-shielding component on the second mounting frame, and the combination of the dustproof film and the fireproof film makes the entire lighting device more diverse and aesthetically pleasing. Attached Figure Description

[0016] Figure 1This is a schematic diagram of the structure of the lighting device with an openable lamp film according to the present invention;

[0017] Figure 2 for Figure 1 This utility model presents an exploded view of a lighting device with an openable lamp film.

[0018] Figure 3 for Figure 1 A cross-sectional view of a lighting device with an openable lamp film according to this utility model;

[0019] Figure 4 for Figure 3 An enlarged view of part A of the lighting device with an openable lamp film of this utility model;

[0020] Figure 5 for Figure 2 This utility model presents a schematic diagram of the structure of the second profile in a lighting device with an openable lamp film.

[0021] Figure 6 for Figure 2 This utility model presents a schematic diagram of the structure of the first profile in a lighting device with an openable lamp film.

[0022] Figure 7 for Figure 1 This utility model presents a partial structural assembly diagram of a lighting device with an openable lamp film.

[0023] Figure 8 for Figure 7 Enlarged view of part B in the lighting device with an openable lamp film of this utility model;

[0024] Figure 9 for Figure 1 This utility model presents a schematic diagram of the lighting device with an openable lamp film in its open state. Detailed Implementation

[0025] The embodiments of this utility model are described in detail below. Examples of these embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain this utility model, and should not be construed as limiting this utility model.

[0026] In the description of this utility model, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc., indicating the orientation or positional relationship are based on the orientation or positional relationship shown in the accompanying drawings, and are only for the convenience of describing this utility model and simplifying the description, and are not intended to indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of this utility model.

[0027] Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of this utility model, "multiple" means two or more, unless otherwise explicitly specified.

[0028] In this utility model, unless otherwise explicitly specified and limited, the terms "installation," "connection," "joining," and "fixing," etc., should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral part; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; they can refer to the internal communication of two components or the interaction between two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model according to the specific circumstances.

[0029] In this utility model, unless otherwise explicitly specified and limited, "above" or "below" the second feature can mean that the first feature is in direct contact with the second feature, or that the first feature is in indirect contact with the second feature through an intermediate medium. Furthermore, "above," "on top of," and "over" the second feature can mean that the first feature is directly above or diagonally above the second feature, or simply that the first feature is at a higher horizontal level than the second feature. "Below," "below," and "under" the second feature can mean that the first feature is directly below or diagonally below the second feature, or simply that the first feature is at a lower horizontal level than the second feature.

[0030] This utility model discloses a lighting device with an openable lamp film, comprising a first mounting frame, at least one lighting unit, a second mounting frame, a dustproof film, a fireproof film, and a light-shielding component; the lighting unit is mounted on the first mounting frame such that the first mounting frame is a mounting cavity with one end open; one end of the second mounting frame is connected to the first mounting frame via a pivot, the second mounting frame can rotate relative to the first mounting frame about the pivot, and the second mounting frame is movably housed within the mounting cavity;

[0031] The second mounting frame is composed of at least four second profiles. Each second profile includes a second base and a first mounting groove, a second mounting groove, and a third mounting groove disposed on the second base. The first mounting groove is disposed on the inner side of the second base, and the second and third mounting grooves are disposed on the outer side of the second base. A limiting part is provided below the inner side of the first mounting groove. The dustproof film is inserted into the first mounting groove, and the end of the dustproof film abuts against the limiting part. The fireproof film wraps around one side of the second base, and the end of the fireproof film is disposed in the second mounting groove. A fireproof film pressing member is provided in the second mounting groove, and the fireproof film pressing member abuts against the end of the fireproof film to fix it in the second mounting groove. A part of the light-shielding member is installed in the third mounting groove. When the second mounting frame is received in the mounting cavity, the end of the light-shielding member abuts against the inner side of the first mounting frame. The light emitted by the lighting unit passes through the dustproof film and the fireproof film before being emitted.

[0032] This invention uses a fireproof film clamping component to mount the fireproof film onto the second mounting frame. The dustproof film clamping component facilitates insertion into the first mounting groove of the second mounting frame and is limited by a limiting part. The dustproof film and fireproof film can be quickly mounted on the second mounting frame. The dustproof film and fireproof film are installed alternately on the second mounting frame. The fireproof film has good optical illumination and uniform and soft light characteristics, while the dustproof film can keep the fireproof film clean for a long time and reduce subsequent maintenance. This invention has a simple structure, facilitates the quick assembly and disassembly of the dustproof film, fireproof film, and light-shielding component on the second mounting frame, and the combination of the dustproof film and fireproof film makes the entire lighting device versatile and aesthetically pleasing.

[0033] Example

[0034] Please see Figure 1 , Figure 2 and Figure 9This utility model provides a lighting device 100 with an openable lamp film, including a first mounting frame 1, multiple lighting units 2, a second mounting frame 3, a dustproof film 4, a fireproof film 5, and a light-shielding component 6. The lighting units 2 are mounted on the first mounting frame 1, making the first mounting frame 1 an open mounting cavity at one end. It can be understood that the lighting units 2 can be mounted using an integrated mounting plate or assembled in a modular manner. One end of the second mounting frame 3 is connected to the first mounting frame 1 via a pivot (not shown). The second mounting frame 3 can rotate relative to the first mounting frame 1 around the pivot. The second mounting frame 3 is movably housed within the mounting cavity. The dustproof film 4, fireproof film 5, and light-shielding component 6 are mounted on the second mounting frame 3, with a gap between the dustproof film 4 and the fireproof film 5. The dustproof film 4 is required to have high transparency and strong electrostatic adsorption to keep the light-emitting surface of the fireproof film 5 clean for a long time and reduce subsequent maintenance. The fireproof film 5 is a Class A fireproof film, with fiberglass textiles as the base material and a polyvinyl chloride polymer coating on the surface. Fireproof film 5 can be made of single-sided or double-layer polymer coating. Fireproof film 5 has good optical illumination characteristics and uniform and soft light characteristics.

[0035] For more details, please refer to Figure 2 , Figure 3 , Figure 4 and Figure 5 The second mounting frame 3 is composed of four second profiles 31. Each second profile 31 includes a second base 311 and a first mounting groove 312, a second mounting groove 313, and a third mounting groove 314 provided on the second base 311. The first mounting groove 312 is located on the inner side of the second base 311, while the second mounting groove 313 and the third mounting groove 314 are located on the outer side of the second base 311. A limiting part 315 is provided below the inner side of the first mounting groove 312. The dustproof film 4 is inserted into the first mounting groove 312, and the end of the dustproof film 4 abuts against the limiting part 315. Preferably, the edge of the dustproof film 4 is made into a pressing frame 41 by pressing or hot-pressing, and the end of the pressing frame 41 abuts against the limiting part 315 for fixed installation.

[0036] The fireproof film 5 wraps around one side of the second substrate 311, with its end positioned within the second mounting groove 313. A fireproof film retainer 7 is located within the second mounting groove 313, pressing against the end of the fireproof film 5 to fix it in place. A portion of the light-shielding member 6 is installed within the third mounting groove 314. When the second mounting frame 3 is housed within the mounting cavity, the end of the light-shielding member 6 abuts against the inner side of the first mounting frame 1. Light emitted from the lighting unit 2 passes through the dustproof film 4 and the fireproof film 5 before exiting. The dustproof film can be transparent, white, etc., and the fireproof film 5 can be milky white, white, light orange, etc. Pattern combinations can also be added to the fireproof film 5.

[0037] For more details, please refer to Figure 4 and Figure 5 The light-shielding member 6 has a slot 61 in the middle, and a retaining member 316 is provided below the opening of the third mounting groove 314. The retaining member 316 is inserted into the slot 61, and the upper end of the light-shielding member 6 abuts against the groove wall of the third mounting groove 314, so that the light-shielding member 6 is fixed on the third mounting groove 314. A part of the light-shielding member 6 extends out of the third mounting groove 314. Preferably, the light-shielding member 6 is an elastic rubber strip. The light-shielding member 6 can not only prevent light from leaking through the gap between the second mounting frame 3 and the first mounting frame 1, but also prevent flying insects or dust from entering the lighting device.

[0038] For more details, please refer to Figure 4 and Figure 5 The lower end of the second substrate 311 is provided with an arc transition part 317. Since the main material of the fireproof film 5 is glass fiber, when it is installed on a non-arc surface, once a crease appears, it cannot be repaired and will affect the overall appearance. The arc transition part 317 can prevent creases from appearing during installation.

[0039] For more details, please refer to Figure 4 The fireproof membrane pressing component 7 has a U-shaped cross-section and includes a pressing body 71, elastic portions 72 at both ends of the pressing body 71, and two pressing portions 73 in the middle of the pressing body 71. Pressing the two pressing portions 73 causes the two elastic portions 72 to contract in the direction of the pressing portions 73, and the elastic portions 72 abut against the ends of the fireproof membrane 5. The fireproof membrane pressing component 7 makes the installation and removal of the fireproof membrane 5 quicker.

[0040] For more details, please refer to Figure 2 and Figure 6 The first mounting frame 1 is composed of four first profiles 11. Each first profile 11 includes a first base 111 and a fourth mounting groove 112 provided on the first base 111. Limiting members 113 are provided on both sides of the groove opening of the fourth mounting groove 112. The combination of the fourth mounting groove 112 and the limiting members 113 facilitates the installation of the hanging rod. The hanging rod is a connecting component for the lighting device to be installed on the ceiling or roof.

[0041] For more details, please refer to Figure 3 , Figure 7 and Figure 8 The lighting unit 2 includes a substrate 21 and a light-emitting element 22 disposed on the substrate 21. The light-emitting element 22 is an LED light strip or a DOB light source. The substrate 21 is mounted to the first profile 11 by a fastener 8, which is a mounting bracket.

[0042] This invention uses a fireproof film clamping component 7 to mount the fireproof film 5 onto the second mounting frame 3. The clamping component 41 of the dustproof film 4 is easily inserted into the first mounting groove 312 of the second mounting frame 3 and is limited by the limiting part 315. The dustproof film 4 and the fireproof film 5 can be quickly mounted on the second mounting frame 3. The dustproof film 4 and the fireproof film 5 are installed at intervals on the second mounting frame 3. The fireproof film 5 has good optical illumination and uniform and soft light characteristics. The dustproof film 4 can keep the fireproof film 5 clean for a long time and can also reduce later maintenance. This invention has a simple structure and facilitates the quick installation and removal of the dustproof film 4, the fireproof film 5 and the light-shielding component 6 on the second mounting frame 3. The combination of the dustproof film 4 and the fireproof film 5 makes the entire lighting device versatile and aesthetically pleasing.

[0043] The technical features of the above embodiments can be combined in any way. For the sake of brevity, not all possible combinations of the technical features in the above embodiments are described. However, as long as there is no contradiction in the combination of these technical features, they should be considered to be within the scope of this specification.

[0044] The above embodiments only illustrate several implementation methods of this utility model, and their descriptions are relatively specific and detailed, but they should not be construed as limiting the scope of the utility model patent. It should be noted that those skilled in the art can make various modifications and improvements without departing from the concept of this utility model, and these all fall within the protection scope of this utility model. Therefore, the protection scope of this utility model patent should be determined by the appended claims.

Claims

1. A lighting device with an openable lamp film, characterized in that: The device includes a first mounting frame, at least one lighting unit, a second mounting frame, a dustproof film, a fireproof film, and a light-shielding component; the lighting unit is mounted on the first mounting frame such that the first mounting frame is a mounting cavity with one end open; one end of the second mounting frame is connected to the first mounting frame via a pivot, the second mounting frame can rotate relative to the first mounting frame about the pivot, and the second mounting frame is movably housed within the mounting cavity; The second mounting frame is composed of at least four second profiles. Each second profile includes a second base and a first mounting groove, a second mounting groove, and a third mounting groove disposed on the second base. The first mounting groove is disposed on the inner side of the second base, and the second and third mounting grooves are disposed on the outer side of the second base. A limiting part is provided below the inner side of the first mounting groove. The dustproof film is inserted into the first mounting groove, and the end of the dustproof film abuts against the limiting part. The fireproof film wraps around one side of the second base, and the end of the fireproof film is disposed in the second mounting groove. A fireproof film pressing member is provided in the second mounting groove, and the fireproof film pressing member abuts against the end of the fireproof film to fix it in the second mounting groove. A part of the light-shielding member is installed in the third mounting groove. When the second mounting frame is received in the mounting cavity, the end of the light-shielding member abuts against the inner side of the first mounting frame. The light emitted by the lighting unit passes through the dustproof film and the fireproof film before being emitted.

2. The lighting device with an openable lamp film according to claim 1, characterized in that: The first mounting frame is composed of at least four first profiles, each first profile including a first base and a fourth mounting groove provided on the first base, wherein limiting members are provided on both sides of the groove opening of the fourth mounting groove.

3. The lighting device with an openable lamp film according to claim 2, characterized in that: The lighting unit includes a substrate and a light-emitting element disposed on the substrate. The light-emitting element is an LED light strip or a DOB light source. The substrate and the first profile are mounted together by a fastener.

4. The lighting device with an openable lamp film according to claim 1, characterized in that: A space is provided between the dustproof membrane and the fireproof membrane.

5. The lighting device with an openable lamp film according to claim 1, characterized in that: The light-shielding member has a slot in the middle, and a retaining member is provided below the opening of the third mounting groove. The retaining member is inserted into the slot, and the upper end of the light-shielding member abuts against the groove wall of the third mounting groove.

6. The lighting device with an openable lamp film according to claim 5, characterized in that: The light-shielding component is an elastic rubber strip.

7. The lighting device with an openable lamp film according to claim 1, characterized in that: The fireproof membrane pressing component has a U-shaped cross section. The fireproof membrane pressing component includes a pressing component body, elastic portions at both ends of the pressing component body, and two pressing portions in the middle of the pressing component body. Pressing the two pressing portions causes the two elastic portions to contract in the direction of the pressing portions, and the elastic portions abut against the ends of the fireproof membrane.

8. The lighting device with an openable lamp film according to claim 1, characterized in that: The edge of the dustproof film is made into a pressing frame by a pressing process, and the end of the pressing frame abuts against the limiting part.

9. The lighting device with an openable lamp film according to claim 1, characterized in that: The lower end of the second substrate is provided with an arc transition section.

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