CN219912842U - Ceiling lamp - Google Patents

Abstract

The utility model provides a ceiling lamp, which comprises a first layer of light structure, a second layer of light structure and a third layer of light structure, wherein the first layer of light structure is provided with a first light source, the first light source emits a first light beam through the first layer of light structure, the first light beam is provided with a first optical axis, and the first optical axis is provided with a first direction; the second layer light structure is provided with a second light source, the second light source emits a second light beam passing through the first layer light structure, the second light beam is provided with a second optical axis, and the second optical axis is provided with a second direction; the third layer light structure is provided with a third light source, the third light source emits a third light beam passing through the first layer light structure, the third light beam is provided with a third optical axis, and the third optical axis is provided with a third direction; the first layer light structure is located on the same side of the second layer light structure and the third layer light structure, the third layer light structure is surrounded by the second layer light structure, the first direction, the second direction and the third direction are different from each other, and the three layers of light rays are suitable for different angles and scenes through the collocation of the three layers of light structures.

Description

Ceiling lamp

Technical Field

The utility model relates to a ceiling lamp, in particular to an omnibearing lighting ceiling lamp.

Background

Nowadays, when a household is provided with an illuminating lamp, more lamps are adopted to provide indoor illumination. The ceiling lamp is absorbed or embedded into a roof ceiling as decorative lighting, and is an indoor main lighting device. Most of existing household ceiling lamps are single light source plates used as light sources for downward light irradiation, irradiation angles are downward to the ground range, indoor space is concentrated in illumination effect and has dark corners, and the illumination effect is poor.

Therefore, there is a need to design a new ceiling lamp to overcome the above-mentioned drawbacks.

Disclosure of Invention

The utility model aims to provide a ceiling lamp which can realize that three layers of light rays are applicable to different angles and scenes through the collocation of three layers of light structures.

In order to achieve the above object, the present utility model provides a ceiling lamp comprising: a first layer of light structure having a first light source emitting a first bundle of light rays through the first layer of light structure, the first bundle of light rays having a first optical axis, the first optical axis having a first direction; a second layer of light structure having a second light source emitting a second bundle of light rays through the second layer of light structure, the second bundle of light rays having a second optical axis, the second optical axis having a second direction; and a third layer of light structure having a third light source, the third light source emitting a third bundle of light rays through the third layer of light structure, the third bundle of light rays having a third optical axis, the third optical axis having a third direction; the first layer optical structure is positioned on the same side of the second layer optical structure and the third layer optical structure, and the third layer optical structure is surrounded by the second layer optical structure, wherein the first direction, the second direction and the third direction are different from each other.

Preferably, the first layer of optical structure has a first shell, the second layer of optical structure has a second shell, the third layer of optical structure has a third shell, the first light source is arranged on the first shell, the second light source is arranged on the second shell, the third light source is arranged on the third shell, the first shell is positioned on the same side of the second shell and the third shell, and the third shell is surrounded by the second shell.

Preferably, the first housing has a first side and a second side opposite to the first side, the first light is emitted from the first side, the second housing is assembled on the second side of the first housing, the third housing is assembled on the second side of the first housing, and the third housing is assembled in the second housing.

Preferably, the first layer of light structure further comprises a first reflecting sheet, the first reflecting sheet is arranged on the first shell, the first shell is provided with a first part and a second part, the first part and the second part form an acute angle, the first light source is arranged on the first part, the reflecting sheet is arranged on the second part, and the light emitted by the first light source forms the first light beam after being reflected by the first reflecting sheet; the second shell is provided with a third part, and the second light source is arranged on the third part; the third layer light structure further comprises a second reflector, the second reflector is arranged on the third shell, the third shell is provided with a fourth part and a fifth part, the fourth part is not parallel to the fifth part, the third light source is arranged on the fourth part, the second reflector is arranged on the fifth part, and the third light source emits light to form the third light beam through the second reflector.

Preferably, the first housing has a first lampshade, the first lampshade covers the first light source, the second housing has a second lampshade, the second lampshade covers the second light source, the third housing has a third lampshade, the third lampshade covers the third light source, the first lampshade is located on the same side of the second lampshade and the third lampshade, the second lampshade surrounds the third lampshade, light emitted by the first light source forms the first light beam along the first direction through the first lampshade, light emitted by the second light source forms the second light beam along the second direction through the second lampshade, and light emitted by the third light source forms the third light beam along the third direction through the third lampshade.

Preferably, the second light beam has an illumination angle range between 110 DEG and 130 deg.

Preferably, the first lampshade, the second lampshade and the third lampshade are all light-transmitting lampshades.

Preferably, the first housing has a first portion, and the first light source is disposed on the first portion; the second shell is provided with a third part, and the second light source is arranged on the third part; the third shell is provided with a fourth part, and the third light source is arranged on the fourth part;

the first part forms an obtuse angle with the first lampshade, the third part forms an acute angle with the second lampshade, and the fourth part forms an acute angle with the third lampshade.

Preferably, the first light source is configured in a first ring shape, the second light source is configured in a second ring shape, the third light source is configured in a third ring shape, the second ring shape encloses the first ring shape and the third ring shape, and projections of the first ring shape and the third ring shape in a plane where the second ring shape is located are located in a region enclosed by the second ring shape.

Preferably, the first light source has a first brightness, the second light source has a second brightness, the third light source has a third brightness, the first brightness is greater than the second brightness, the second brightness is greater than the third brightness, the color temperatures of the first light source and the second light source are 2600K to 6600K, and the color temperature of the third light source is 1700K to 1900K.

Preferably, the first light source has a first LED lamp, the second light source has a second LED lamp, the third light source has a third LED lamp, the number of the first LED lamps is greater than the number of the second LED lamps, and the number of the second LED lamps is greater than the number of the third LED lamps.

Preferably, the ceiling lamp further comprises a control module, the control module is respectively coupled with the first light source, the second light source and the third light source, the control module controls the first light source to emit light independently or the first light source and the second light source to emit light simultaneously so that the ceiling lamp is in a first light-emitting state, the control module controls the second light source to emit light independently so that the ceiling lamp is in a second light-emitting state, the control module controls the third light source to emit light independently so that the ceiling lamp is in a third light-emitting state, and the light-emitting brightness of the first light-emitting state, the second light-emitting state and the third light-emitting state are different.

Preferably, the included angle between the first direction and the second direction is an obtuse angle, the included angle between the second direction and the third direction is an acute angle, and the included angle between the first direction and the third direction is an obtuse angle.

Compared with the prior art, the ceiling lamp provided by the embodiment of the utility model can be arranged on a ceiling, and comprises a first layer of light structure, a second layer of light structure and a third layer of light structure, wherein the first layer of light structure is provided with a first light source, the first light source emits a first light beam through the first layer of light structure, the first light beam is provided with a first optical axis, and the first optical axis is provided with a first direction; the second layer light structure is provided with a second light source, the second light source emits a second light beam through the second layer light structure, the second light beam is provided with a second optical axis, and the second optical axis is provided with a second direction; the third layer light structure is provided with a third light source, the third light source emits a third light beam through the third layer light structure, the third light beam is provided with a third optical axis, and the third optical axis is provided with a third direction; the first layer optical structure is positioned on the same side of the second layer optical structure and the third layer optical structure, and the third layer optical structure is surrounded by the second layer optical structure, wherein the first direction, the second direction and the third direction are different from each other. Thus, the first layer light structure provides main light, the second layer light structure provides indirect light and the third layer light structure provides small night lamps to form dead angle-free illumination, and three layers of light rays can be suitable for different angles and scenes through the collocation of the three layers of light structures.

Drawings

FIG. 1 is an exploded view of a ceiling lamp according to an embodiment of the present utility model;

FIG. 2 is a cross-sectional view of a ceiling lamp according to an embodiment of the present utility model;

fig. 3 is a schematic light-emitting diagram of a ceiling lamp according to an embodiment of the utility model;

fig. 4 is an enlarged view at P of fig. 2.

Detailed Description

For a further understanding of the objects, construction, features and functions of the utility model, reference should be made to the following detailed description of the preferred embodiments.

Referring to fig. 1, 2 and 3, fig. 1 is an exploded view of a ceiling lamp according to an embodiment of the present utility model, fig. 2 is a cross-sectional view of a ceiling lamp according to an embodiment of the present utility model, and fig. 3 is a schematic view of a lighting of a ceiling lamp according to an embodiment of the present utility model. The utility model provides a ceiling lamp 100, the ceiling lamp 100 can be arranged on a ceiling, the ceiling lamp 100 comprises a first layer light structure 11, a second layer light structure 12 and a third layer light structure 13, the first layer light structure 11 is provided with a first light source 111, the first light source 111 emits a first light beam 1111 through the first layer light structure 11, the first light beam 1111 is provided with a first optical axis A1, and the first optical axis A1 is provided with a first direction 1001; the second layer light structure 12 has a second light source 121, the second light source 121 emits a second light beam 1211 via the second layer light structure 12, the second light beam 1211 has a second optical axis A2, the second optical axis A2 has a second direction 1002; the third layer light structure 13 has a third light source 131, the third light source 131 emitting a third light beam 1311 via the third layer light structure 13, the third light beam 1311 having a third optical axis A3, the third optical axis A3 having a third direction 1003; the first layer light structure 11 is located on the same side of the second layer light structure 12 and the third layer light structure 13, the second layer light structure 12 encloses the third layer light structure 13, wherein the first light beam 1111, the second light beam 1211 and the third light beam 1311 are final light emitting light beams of each layer light structure, and the first direction 1001, the second direction 1002 and the third direction 1003 are different. Therefore, the three-layer light can be suitable for different angles and scenes through the collocation of the three-layer light structure.

Referring also to fig. 4, fig. 4 is an enlarged view of fig. 2 at P. The first layer light structure 11 of the ceiling lamp 100 has a first housing 112, and the first light source 111 is disposed in the first housing 112. The second-layer light structure 12 has a second housing 122, and the second light source 121 is disposed in the second housing 122. The third light structure 13 has a third housing 132, and the third light source 131 is disposed in the third housing 132. The first housing 112 is located at the same side of the second housing 122 and the third housing 132, the second housing 122 encloses the third housing 132, so that the first light source 111 emits light in the first direction 1001 through the first housing 112 to form a first light beam 1111, the second light source 121 emits light in the second direction 1002 through the second housing 122 to form a second light beam 1211, and the third light source 121 emits light in the third direction 1003 through the third housing 132 to form a third light beam 1311. In the preferred embodiment, after the ceiling lamp 100 is disposed on the ceiling 101, the first light beam 1111 emits light downward in the direction approaching to the vertical direction in the first direction 1001, the second light beam 1211 emits light in the direction approaching to the horizontal direction in the second direction 1002, and the third light beam 1211 is inclined upward to the ceiling 101 in the direction approaching to the third direction 1001, so that the first layer light structure 11 provides main light to the indoor space, the second layer light structure 12 provides indirect light to the indoor space, the third layer light structure 13 provides weak light reflected upward from the ceiling and irradiates to the indoor space, and the three layers of matched light structures achieve the indoor dead-angle-free illumination effect.

Referring to fig. 1, 2, 3 and 4, the first housing 112 of the first layer optical structure 11 has a first portion 1121 and a second portion 1122, the first portion 1121 and the second portion 1122 form an acute angle, and the first light source 111 is disposed in the first portion 1121; the second housing 122 of the second layer light structure 12 has a third portion 1221, and the second light source 121 is disposed on the third portion 1221; the third housing 132 of the third light structure 13 has a fourth portion 1321 and a fifth portion 1322, the fourth portion 1321 and the fifth portion 1322 are not parallel, and the third light source 131 is disposed in the fourth portion 1321. In this way, the light-emitting efficiency of the first beam line 1111 formed by the second portion 1122 from the first light source 111 is improved, and the light emitted from the third light source 131 is reflected by the fifth portion 1322 and changed in optical path to form the third beam line 1311 to be irradiated upward. In a preferred embodiment, the first layer of light structure 11 further includes a first light emitting sheet 113, and the first light emitting sheet 113 is disposed on the second portion 1122, so that the first light beam line 1111 formed by the first light source 111 emitting light through the second portion 1122 has higher light emitting efficiency. The third light structure 13 further includes a second reflecting plate 133, where the third reflecting plate 133 is disposed on the fifth portion 1322, so that the light emitted by the third light source 131 is reflected by the fifth portion 1322 to change the light path to form a third light beam 1311, and the light irradiated upwards is increased. When assembled, the first housing 112 has a first side and a second side opposite to each other, the first light source 111 emits light at the first side, the second housing 122 is assembled at the second side of the first housing 112, the third housing 132 is assembled at the second side of the first housing, and the third housing 132 is assembled in the second housing 122. That is, the upper outer ring of the first housing 112 is assembled with the second housing 122 and the upper inner ring is assembled with the third housing 132, so that the structure of the ceiling lamp 100 is layered and beautiful.

Referring to fig. 1, 2, 3 and 4, the first housing 112 of the first layer optical structure 11 further includes a first lamp cover 1123, and the first lamp cover 1123 covers the first light source 111. The second housing 122 of the second light structure 12 further includes a second lamp cover 1223, and the second lamp cover 1223 covers the second light source 121. The third housing 132 of the third light structure 13 further includes a third light cover 1323, the third light cover covers the third light source 131, the light emitted by the first light source 111 emits light along the first direction 1001 through the first light cover 1123 to form a first light beam 1111, the light emitted by the second light source 121 emits light along the second direction 1002 through the second light cover 1223 to form a second light beam 1211, and the light emitted by the third light source 131 emits light along the third direction 1003 through the third light cover 1323 to form a third light beam 1311. In a preferred embodiment, the first lampshade 1123, the second lampshade 1223 and the third lampshade 1323 are all made of transparent lampshade materials. The first light source 111 emits light through the first lampshade 1123 to form high-brightness main light irradiation, the second light source 121 emits light through the second lampshade 1223 to form soft light-supplementing indirect light irradiation, and the third light source 131 emits light through the third lampshade 1323 to form soft low-brightness night light irradiation, so that the illumination brightness of different layers of indoor space and different scene irradiation are met. In a preferred embodiment, the second light beam 1211 may have an illumination angle ranging from 110 ° to 130 °, preferably 120 °, and a portion of the second light beam 1211 may be directed toward the ceiling 101 and then reflected down to the indoor space. In a preferred embodiment, the light emitted by the second light source 121 is refracted by the second lampshade 1223 to form a second light beam 1211 with an irradiation angle range of 120 °. At this time, the third portion 1221 of the second housing 122 is inclined upward at a small angle along the vertical direction, so that the second light source 121 is disposed at a small angle of light output after the third portion 1221, the second direction 1002 is inclined upward at a small angle along the horizontal direction, and the small angle is smaller than 5 °, depending on the design of the practical application indoor space, but not limited thereto.

Referring to fig. 1, 2 and 3, the first light source 111 of the first layer light structure 11 is in a first ring shape S1, the second light source 121 of the second layer light structure 12 is in a second ring shape S2, the third light source 131 of the third layer light structure 13 is in a third ring shape S3, the second ring shape S2 encloses the first ring shape S1 and the third ring shape S2, and the projections of the first ring shape S1 and the third ring shape S3 in the plane of the second ring shape S2 are located in the area enclosed by the second ring shape S2. In a preferred embodiment, the first ring S1 extends in a horizontal direction, the second ring S2 extends obliquely downward at a small angle in a vertical direction, and the third ring S3 extends in a vertical direction, thus forming a three-layer ring aperture providing illumination of three horizontal layers.

Referring to fig. 1, 2 and 3, the first light source 111 has a first luminance, the second light source 121 has a second luminance, the third light source 131 has a third luminance, the first luminance is greater than the second luminance, the second luminance is greater than the third luminance, the color temperatures of the first light source 111 and the second light source 121 are 2600K to 6600K, and the color temperature of the third light source 131 is 1700K to 1900K. The color temperatures of the first light source 111 and the second light source 121 are respectively between 2700K and 6500K, and the color temperature of the third light source 131 is 1800K. In a preferred embodiment, the first light source 111, the second light source 121 and the third light source 131 can be light strips, the first light source 111 provides white light with maximum illuminance, the second light source 121 provides soft white light with second intensity to provide light supplementing effect for the first light source 111, and the third light source 131 provides soft and warm light with minimum illuminance.

Referring to fig. 1, 2 and 3, the first light source 111 has a first LED lamp, the second light source 121 has a second LED lamp, the third light source 131 has a third LED lamp, the number of the first LED lamps is greater than the number of the second LED lamps, and the number of the second LED lamps is greater than the number of the third LED lamps. In a preferred embodiment, the number of the first LED lamps is greater than 300, the number of the second LED lamps is between 200 and 300, the number of the third LED lamps is less than 100, and the actual number is determined according to the design requirement, but not limited to this.

Referring to fig. 1, the ceiling lamp 100 further includes a control module, which is coupled to the first light source 111, the second light source 121 and the third light source 131, and controls the first light source 111 to emit light alone or the first light source 111 and the second light source 121 to emit light simultaneously so that the ceiling lamp 100 is in a first light-emitting state, controls the second light source 121 to emit light so that the ceiling lamp 100 is in a second light-emitting state, and controls the third light source 131 to emit light so that the ceiling lamp 100 is in a third light-emitting state, wherein the light-emitting brightness of the first light-emitting state, the second light-emitting state and the third light-emitting state are different. In a preferred embodiment, the first lighting state is a reading mode, the second lighting state is a leisure mode, the third lighting state is a night light mode, and the specific addition of other lighting states depends on the application scenario, but is not limited thereto.

In the embodiment of the present utility model, the first portion 1121 of the first housing 112 of the first layer of optical structure 11 forms an obtuse angle with the first lampshade 1123, the third portion 1221 of the second housing 122 of the second layer of optical structure 12 forms an acute angle with the second lampshade 1223, and the fourth portion 1321 of the third housing 132 of the third layer of optical structure 13 forms an acute angle with the third lampshade 1323. That is, the first light source 111 of the first layer light structure 11 is located at the first portion 1121 and forms an obtuse angle with the first lampshade 1123, and the first lampshade 1123 extends away from the first light source 111 along the first direction 1001 such that the light emitting angle of the first beam line 1111 is larger. The second light source 121 of the second light structure 12 is located at the third portion 1221 and forms an acute angle with the second lampshade 1223, and the second lampshade 1223 extends away from the second light source 121 along the first direction 1001 such that the light emitting angle of the second light beam 1211 ranges from 110 ° to 130 °. The third light source 131 of the third light structure 13 is located at an acute angle between the fourth portion 1321 and the third lampshade 1323, and the third lampshade 1323 extends along the first direction 1001 near the third light source 131, so that the angle of the third light beam line 1311 for emitting light upwards is better.

In the embodiment of the utility model, the third light source 131 of the third light structure 13 is disposed at the fourth portion 1321 of the third housing 132, the fourth portion 1321 extends along the second direction 1002 to form a fifth portion 1322, the fifth portion 1322 is provided with the second reflecting sheet 133, the third light shade 1323 covers the third light source 131 and the fourth portion 1321, the second reflecting sheet 133 and the third light source 131 are disposed at two sides of the light shade 133, and the light emitted from the third light source 131 is directly emitted from the third light shade 1323 and the second reflecting sheet 133 or reflected by one or more times to be emitted from the third light beam 1311 to the ceiling 101 for small area reflection. The second light structure 12 is sleeved on the third light structure 13 and is connected with the third light structure 13, the second light source 121 of the second light structure 12 is arranged at the third part 1221 of the second shell 122, the second light cover 1223 covers the second light source 121 and the third part 1221, and the light emitted by the second light source 121 is directly emitted through the first light cover 1123 and the second light cover 1223 or reflected once or multiple times to be emitted by the directional second light beam 1211 to be reflected to the ceiling 101 in a large area. The first layer light structure 11 is located on the same side of the second layer light structure 12 and the third layer light structure 13, the second layer light structure 12 and the third layer light structure 13 are arranged on the upper side of the first layer light structure 11, the first light source 111 of the first layer light structure 11 is arranged on the first portion 1121 of the first shell 112, the second layer light structure 12 and the third layer light structure 13 are arranged on the upper side of the first portion 1121, the inner end of the first portion 1121 extends along the first direction 1001 to form a second portion 1122, the first reflector 113 is arranged on the second portion 1122, the second portion 1122 inclines outwards along the first direction 1001, the first lampshade 1123 covers the first light source 111, the first portion 1121, the second portion 1122 and the first reflector 113, the outer edge wall of the first lampshade 1123 is located in the extending direction of the second lampshade 1223 along the first direction 1001, the first light source 111 directly emits light or reflects through the first reflector 113 and the first light beam 1111 emits light to the indoor space, wherein an included angle between the first direction 1001 and the second direction 1003 is an obtuse angle between the second direction 1002 and the third direction 1002, and the third direction 1003 is an acute angle between the third direction and the third direction 1002. Thus, the second layer optical structure 12 is sleeved on the third layer optical structure 13, and the light beams in different directions are matched with the light beams in different directions of the first layer optical structure 11 in the other direction, so that three layers of light beams are formed to illuminate the indoor space without dead angles, and meanwhile, the disassembly, assembly and cleaning are convenient.

In summary, the ceiling lamp provided by the utility model can be arranged on a ceiling, and the ceiling lamp comprises a first layer of light structure, a second layer of light structure and a third layer of light structure, wherein the first layer of light structure is provided with a first light source, the first light source emits a first light beam through the first layer of light structure, the first light beam is provided with a first optical axis, and the first optical axis is provided with a first direction; the second layer light structure is provided with a second light source, the second light source emits a second light beam through the second layer light structure, the second light beam is provided with a second optical axis, and the second optical axis is provided with a second direction; the third layer light structure is provided with a third light source, the third light source emits a third light beam through the third layer light structure, the third light beam is provided with a third optical axis, and the third optical axis is provided with a third direction; the first layer optical structure is positioned on the same side of the second layer optical structure and the third layer optical structure, and the third layer optical structure is surrounded by the second layer optical structure, wherein the first direction, the second direction and the third direction are different from each other. Therefore, the three-layer light can be suitable for different angles and scenes through the collocation of the three-layer light structure.

Although the present utility model has been described in connection with the accompanying drawings, the embodiments disclosed in the drawings are intended to be illustrative of the preferred embodiments of the utility model and are not to be construed as limiting the utility model. For clarity of description of the components required, the scale in the schematic drawings does not represent the proportional relationship of the actual components.

The utility model has been described with respect to the above-described embodiments, however, the above-described embodiments are merely examples of practicing the utility model. It should be noted that the disclosed embodiments do not limit the scope of the utility model. On the contrary, the intention is to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the utility model.

Claims (13)

1. A ceiling lamp, comprising:

a first layer of light structure having a first light source emitting a first bundle of light rays through the first layer of light structure, the first bundle of light rays having a first optical axis, the first optical axis having a first direction;

a second layer of light structure having a second light source emitting a second bundle of light rays through the second layer of light structure, the second bundle of light rays having a second optical axis, the second optical axis having a second direction; and

a third layer of light structure having a third light source emitting a third bundle of light rays through the third layer of light structure, the third bundle of light rays having a third optical axis, the third optical axis having a third direction;

the first layer optical structure is positioned on the same side of the second layer optical structure and the third layer optical structure, and the third layer optical structure is surrounded by the second layer optical structure, wherein the first direction, the second direction and the third direction are different from each other.

2. The ceiling lamp of claim 1 wherein the first layer of light structure has a first housing, the second layer of light structure has a second housing, the third layer of light structure has a third housing, the first light source is disposed on the first housing, the second light source is disposed on the second housing, the third light source is disposed on the third housing, the first housing is located on the same side of the second housing and the third housing, and the second housing encloses the third housing.

3. The lamp of claim 2, wherein the first housing has a first side and a second side opposite to each other, the first light is emitted from the first side, the second housing is assembled to the second side of the first housing, the third housing is assembled to the second side of the first housing, and the third housing is assembled to the second housing.

4. The ceiling lamp of claim 2 wherein the first layer of light structure further comprises a first reflector disposed on the first housing, the first housing having a first portion and a second portion, the first portion being at an acute angle to the second portion, the first light source being disposed on the first portion, the reflector being disposed on the second portion, the light from the first light source being reflected by the first reflector to form the first bundle of light rays; the second shell is provided with a third part, and the second light source is arranged on the third part; the third layer light structure further comprises a second reflector, the second reflector is arranged on the third shell, the third shell is provided with a fourth part and a fifth part, the fourth part is not parallel to the fifth part, the third light source is arranged on the fourth part, the second reflector is arranged on the fifth part, and the third light source emits light to form the third light beam through the second reflector.

5. The ceiling lamp of claim 2 wherein the first housing has a first lamp housing that encloses the first light source, the second housing has a second lamp housing that encloses the second light source, the third housing has a third lamp housing that encloses the third light source, the first lamp housing is on a same side of the second lamp housing and the third lamp housing, the second lamp housing encloses the third lamp housing, light from the first light source exits the first lamp housing in the first direction to form the first light beam, light from the second light source exits the second lamp housing in the second direction to form the second light beam, and light from the third light source exits the third lamp housing in the third direction to form the third light beam.

6. The lamp of claim 5, wherein the second beam has an illumination angle in the range of 110 ° to 130 °.

7. The lamp as defined in claim 5, wherein the first lamp shade, the second lamp shade and the third lamp shade are all light-transmitting lamp shades.

8. The lamp as defined in claim 5, wherein the first housing has a first portion, the first light source being disposed on the first portion; the second shell is provided with a third part, and the second light source is arranged on the third part; the third shell is provided with a fourth part, and the third light source is arranged on the fourth part;

the first part forms an obtuse angle with the first lampshade, the third part forms an acute angle with the second lampshade, and the fourth part forms an acute angle with the third lampshade.

9. The ceiling lamp of claim 1 wherein the first light source is in a first annular configuration, the second light source is in a second annular configuration, the third light source is in a third annular configuration, the second annular encloses the first annular and the third annular, and projections of the first annular and the third annular in a plane in which the second annular is located are located in an area enclosed by the second annular.

10. The lamp of claim 9, wherein the first light source has a first brightness, the second light source has a second brightness, the third light source has a third brightness, the first brightness is greater than the second brightness, the second brightness is greater than the third brightness, the color temperatures of the first light source and the second light source are 2600K to 6600K, and the color temperature of the third light source is 1700K to 1900K.

11. The ceiling lamp of claim 10 wherein the first light source has a first LED lamp, the second light source has a second LED lamp, the third light source has a third LED lamp, the number of first LED lamps is greater than the number of second LED lamps, and the number of second LED lamps is greater than the number of third LED lamps.

12. The lamp as claimed in claim 1, further comprising a control module coupled to the first light source, the second light source and the third light source, respectively, the control module controlling the first light source to emit light alone or the first light source and the second light source to emit light simultaneously so that the lamp is in a first light-emitting state, the control module controlling the second light source to emit light alone so that the lamp is in a second light-emitting state, the control module controlling the third light source to emit light alone so that the lamp is in a third light-emitting state, and the light-emitting brightness of the first light-emitting state, the second light-emitting state and the third light-emitting state are all different.

13. The ceiling lamp of claim 1, wherein the angle between the first direction and the second direction is an obtuse angle, the angle between the second direction and the third direction is an acute angle, and the angle between the first direction and the third direction is an obtuse angle.