CN103672452B - Lamp - Google Patents

Abstract

The present invention provides a lamp. The lamp includes a lamp holder, a lampshade and a light source. The lampshade is fixed on the lamp holder. The light source is accommodated in the lampshade. The lampshade includes at least two lampshade components. The at least two lampshade assemblies are detachably connected sequentially, the light source includes a plurality of sub-light-emitting units, and the plurality of sub-light-emitting units are fixed inside each of the lampshade assemblies, and each of the lampshade assemblies is sequentially combined to form different illumination ranges. The lamp provided by the present invention can obtain different illumination ranges through the combination of lampshade components with different illumination ranges, thereby adapting to different working environments.

Description

lamps

technical field

The invention relates to the field of lighting, in particular to a lamp.

Background technique

In the existing design of lamps and lanterns, the lampshade is usually a one-piece structure, and the size of the light outlet cannot be adjusted, which often cannot adapt to different working environments. Small, the existing lamps can not meet the needs of this change in the range of illumination.

Contents of the invention

The object of the present invention is to provide a lamp with a variable irradiation range.

In order to solve the above technical problems, the present invention provides a lamp, the lamp includes a lamp holder, a lampshade and a light source, the lampshade is fixed on the lamp holder, the light source is accommodated in the lampshade, and the lampshade includes At least two lampshade assemblies, the at least two lampshade assemblies are detachably connected in sequence, the light source includes a plurality of sub-light-emitting units, the plurality of sub-light-emitting units are fixed inside each of the lampshade assemblies, and each of the lampshade assemblies is sequentially combined to form Different lighting ranges.

Wherein, the lampshade includes a first lampshade assembly, a second lampshade assembly and a third lampshade assembly, the first lampshade assembly includes a first open end and a first light outlet that are oppositely arranged, and the first open end is rotatably connected to the At one end of the lamp holder, the second lampshade component includes a second open end and a second light outlet that are oppositely arranged, the second open end is rotatably connected to the first light outlet, and the third lampshade component includes an opposite A third opening end and a third light outlet are provided, the third opening end is rotatably connected to the second light outlet, and the diameters of the first light outlet, the second light outlet and the third light outlet are all different.

Wherein, the at least two lampshade assemblies are sequentially connected by threads.

Wherein, the plurality of sub-light-emitting units are evenly arranged inside each of the lampshade components.

Wherein, the diameters of the first light outlet, the second light outlet and the third light outlet increase sequentially.

Wherein, the first light outlet is provided with an external thread, the second open end is provided with an internal thread matching the external thread of the first light outlet, the second light outlet is provided with an external thread, the The third opening end is provided with an internal thread that matches the external thread of the second light exit, the third light exit is provided with an external thread, and the third open end is provided with an external thread that matches the second light exit. Thread mating internal thread.

Wherein, the plurality of sub-light-emitting units are patch light-emitting diodes.

Wherein, the lamp includes a fixing plate, the fixing plate is fixed on the lamp holder, and a fixing portion is provided on a periphery of the fixing plate, and the fixing portion is used to be connected to an object to be fixed.

Wherein, the fixing part is a lug structure, and the fixing part is fixed on the object to be fixed by screws.

Wherein, the fixing plate is fixed on an end of the lamp holder away from the lampshade.

The lamp provided by the present invention can obtain different illumination ranges through the combination of lampshade components with different illumination ranges, thereby adapting to different working environments.

Description of drawings

In order to illustrate the technical solution of the present invention more clearly, the accompanying drawings used in the implementation will be briefly introduced below. Obviously, the accompanying drawings in the following description are only some implementations of the present invention. As far as the skilled person is concerned, other drawings can also be obtained based on these drawings on the premise of not paying creative work.

Fig. 1 is a combined schematic diagram of a lamp provided by an embodiment of the present invention;

Fig. 2 is an exploded schematic view of the lamp in Fig. 1;

Fig. 3 is a cross-sectional view of the lamp in Fig. 1 along the III-III direction;

FIG. 4 is a partially enlarged view of part IV of the luminaire of FIG. 3 .

detailed description

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the drawings in the embodiments of the present invention.

Please refer to FIG. 1 to FIG. 3 together. A lamp 100 provided by an embodiment of the present invention is a chandelier. The lamp 100 includes a lamp holder 10 , a lampshade 20 , a light source 30 and a fixing plate 40 . The lampshade 20 is fixed on the lamp holder 10, the light source 30 is accommodated in the lamp shade 20, the fixing plate 40 is fixed on the lamp holder 10, and a fixing portion is provided on the periphery of the fixing plate 40 41, the fixing part 41 is used to connect to the object to be fixed (not shown). The object to be fixed may be a ceiling, a lamp post or other devices where the lamp 100 needs to be installed.

In this embodiment, the fixing plate 40 is fixed on the end 11 of the lamp holder 10 away from the lampshade 20, the lamp holder 10 is cylindrical, and the lamp holder 10 is installed inside to provide the A driver 50 that requires electric energy is connected to the light source 30 through wires. One end 12 of the lamp holder 10 connected to the lampshade 20 is processed with external threads. The fixing plate 40 is disc-shaped, the fixing part 41 is a lug structure, the fixing part 41 is provided with a U-shaped groove 41a, and the fixing part 41 is fixed to the said U-shaped groove 41a by a screw. to be fixed. Of course, in other manners, the fixing plate 40 can also be fixed in the middle of the lamp holder 10 , or the fixing plate 40 can be omitted, and the lug structure can be directly formed on the lamp holder 10 . The internal parts of the lamp holder 10 can be repaired by opening the fixing plate 40 .

The lampshade 20 includes a first lampshade component 21 , a second lampshade component 22 and a third lampshade component 23 , and the first lampshade component 21 , the second lampshade component 22 and the third lampshade component 23 are detachably connected in sequence. Of course, in other embodiments, the lampshade 20 may also include two, four or more lampshade components.

Please refer to FIG. 3 and FIG. 4 together, the first lampshade assembly 21 includes a first open end 21a and a first light outlet 21b oppositely arranged, and the first open end 21a is rotatably connected to one end 12 of the lamp holder 10 . In this embodiment, the first lampshade assembly 21 is bowl-shaped, the first open end 21a is set at the small end of the first lampshade assembly 21, and the first light outlet 21b is opened in the first lampshade assembly. 21 big endian. The inside of the first open end 21 a is processed with an internal thread matched with the end 12 of the lamp holder 10 . The periphery of the first light outlet 21b is provided with external threads. Of course, in other manners, the first open end 21a may also be fixed to the end 12 of the lamp holder 10 by other fixing structures, such as screws, buckles, grooves and protrusions, and other engaging structures.

The second lampshade assembly 22 includes a second open end 22a and a second light outlet 22b oppositely disposed, and the second open end 22a is rotatably connected to the first light outlet 21b. In this embodiment, the first lampshade assembly 21 is circular, the inner side of the second open end 22 is processed with an internal thread matching the external thread of the first light outlet 21b, and the second light outlet 22b The peripheral edge is provided with external threads. Of course, in other ways, the second open end 22 may also be connected to the first light outlet 21b by using other fixing structures, such as screws, buckles, grooves and protrusions, and other engaging structures.

The third lampshade assembly 23 includes a third open end 23a and a third light outlet 23b oppositely disposed. The third open end 23a is rotatably connected to the second light outlet 22b. The calibers of the first light outlet 21b, the second light outlet 22b and the third light outlet 23b are all different, so that by installing the first lampshade assembly 21 alone, or installing the first lampshade assembly 21 and the second lampshade The components 22 are combined, or the first lampshade component 21 is installed, the second lampshade component 22 and the third lampshade component 23 are sequentially combined to form different illumination ranges. To meet the needs of different places. Of course, in other embodiments, the illumination range can also be changed by the shapes of the first lampshade assembly 21 , the second lampshade assembly 22 , and the third lampshade assembly 23 or the installation position of the light source inside.

In this embodiment, the third light outlet 23b is larger than the second light outlet 22b. The inner thread of the third open end 23a is processed internally to match the outer thread of the second light outlet 22b. Of course, in other ways, the third open end 23a may also be connected to the second light outlet 22b using other fixing structures, such as screws, buckles, grooves and protrusions, and other engaging structures.

The light source 30 includes a plurality of sub-light-emitting units 31 , and the plurality of sub-light-emitting units 31 are fixed inside the first lampshade component 21 , the second lampshade component 22 and the third lampshade component 23 . In this embodiment, the plurality of sub-light-emitting units 31 are patch light-emitting diodes. The plurality of sub-light emitting units 31 are evenly arranged inside each of the first lampshade assembly 21 , the second lampshade assembly 22 and the third lampshade assembly 23 . The sub-light-emitting units 31 on the first lampshade assembly 21 , the second lampshade assembly 22 and the third lampshade assembly 23 are connected by wires. Certainly, in other implementation manners, the sub-light emitting unit 31 may also be a common light emitting diode.

By attaching the light source 30 directly to the first lampshade assembly 21, the second lampshade assembly 22 and the third lampshade assembly 23, there is no need to fix the light-emitting diodes through other stickers, which can effectively reduce the number of parts of the lamp , thereby saving costs.

In addition, since the light source 30 is directly attached to the first lampshade assembly 21 , the second lampshade assembly 22 and the third lampshade assembly 23 , it can directly convect with the air, effectively dissipate heat, and have a good heat dissipation effect. Further, the influence of heat on the fluorescent powder inside the light emitting diode can be reduced, and the life of the fluorescent powder can be prolonged, so that the service life of the light source 30 can be extended.

When installing, twist the first lampshade assembly 21 to fix it to one end 12 of the lamp holder 10, then twist the second lampshade assembly 22 and the third lampshade assembly 23 in sequence to connect the first lampshade assembly 21 in sequence. The second lampshade component 22 and the third lampshade component 23 .

The lamp provided by the present invention can obtain different illumination ranges through the combination of lampshade components with different illumination ranges, thereby adapting to different working environments.

In addition, the first lampshade assembly 21 , the second lampshade assembly 22 and the third lampshade assembly 23 are connected by threads, which are convenient for disassembly, installation and replacement.

In addition, by attaching the light source directly to the first lampshade component, the second lampshade component and the third lampshade component, the number of parts can be reduced and the heat dissipation effect can be improved.

The above description is a preferred embodiment of the present invention, and it should be pointed out that for those skilled in the art, without departing from the principle of the present invention, some improvements and modifications can also be made, and these improvements and modifications are also considered Be the protection scope of the present invention.

Claims (10)

1. A lamp, the lamp comprising a lamp holder, a lampshade and a light source, the lampshade is fixed on the lamp holder, the light source is accommodated in the lampshade, it is characterized in that the lampshade comprises at least two lampshades Assemblies, the at least two lampshade assemblies are detachably connected in turn, the light source includes a plurality of sub-light-emitting units, the plurality of sub-light-emitting units are fixed inside each of the lampshade assemblies, and each of the lampshade assemblies is sequentially combined to form different illumination ranges . 2. The lamp according to claim 1, wherein the lampshade comprises a first lampshade component, a second lampshade component and a third lampshade component, and the first lampshade component comprises a first open end and a second lampshade oppositely arranged. A light outlet, the first open end is rotatably connected to one end of the lamp holder, the second lampshade assembly includes a second open end and a second light outlet oppositely arranged, the second open end is rotatably connected to the On the first light outlet, the third lampshade assembly includes a third open end and a third light outlet oppositely arranged, the third open end is rotatably connected to the second light outlet, the first light outlet, the second The diameters of the light outlet and the third light outlet are different. 3. The lamp according to claim 1, wherein the at least two lampshade components are sequentially connected by threads. 4. The lamp according to claim 1 or 2, wherein the plurality of sub-light-emitting units are evenly arranged inside each of the lampshade components. 5 . The lamp according to claim 2 , wherein the diameters of the first light outlet, the second light outlet and the third light outlet increase sequentially. 6. The lamp according to claim 2, wherein the first light outlet is provided with an external thread, and the second opening end is provided with an internal thread matching the external thread of the first light outlet, The second light outlet is provided with an external thread, the third open end is provided with an internal thread matching the external thread of the second light outlet, the third light outlet is provided with an external thread, and the third The open end is provided with an internal thread matched with the external thread of the second light outlet. 7. The lamp according to claim 1 or 2, characterized in that, the plurality of sub-light-emitting units are SMD light-emitting diodes. 8. The lamp according to claim 1 or 2, characterized in that the lamp comprises a fixing plate, the fixing plate is fixed on the lamp holder, a fixing portion is provided on the periphery of the fixing plate, and the fixing The part is used to connect to the object to be fixed. 9. The lamp according to claim 8, wherein the fixing part is a lug structure, and the fixing part is fixed on the object to be fixed by screws. 10 . The lamp according to claim 8 , wherein the fixing plate is fixed on an end of the lamp holder away from the lampshade. 11 .