CN113915590A - Light source module and spherical lamp - Google Patents

Abstract

The invention provides a light source module and a spherical lamp, and belongs to the field of illumination. The spherical lamp comprises an upper shell, a lower shell, a connecting piece for connecting the upper shell and the lower shell, and a light source module connected with the connecting piece, wherein the light source module comprises a light source plate, a first light-emitting piece and a second light-emitting piece, the first light-emitting piece and the second light-emitting piece are mounted on the light source plate, the light-emitting center line of the first light-emitting piece is perpendicular to the plane where the light source plate is located, the light-emitting center line of the second light-emitting piece is parallel to the plane where the light source plate is located, the first light-emitting piece and the second light-emitting piece are uniformly distributed on the light source plate and are matched with each other, and light rays emitted by the second light-emitting piece are not shielded by the first light-emitting piece. The spherical lamp can illuminate most of the area of the upper shell and the lower shell by using the first light-emitting piece (namely, the straight upper light-emitting LED), and simultaneously illuminate the joint of the upper shell and the lower shell and the connecting piece by using the second light-emitting piece (namely, the side light-emitting LED), thereby eliminating the shadow on the surface of the spherical lamp.

Description

Light source module and spherical lamp

Technical Field

The invention relates to a light source module and a spherical lamp, and belongs to the field of illumination.

Background

At present, along with the improvement of the life quality of people, various lamps and lanterns appear in the market, wherein just including the spherical lamp that the appearance is spherical, the spherical lamp is whole luminous during the use, is often used for the illumination at night to promote people's life quality. However, the light source used in the existing spherical lamp is an LED, and the light emitting angle of the LED is smaller than 180 °, and the light emitting intensity distribution of the LED is close to lambertian, so a shadow 5 is generated on the illumination surface close to or larger than 180 °, as shown in fig. 1 to 3, and the overall beauty is affected during the use process.

In view of the above, there is a need to improve the existing spherical lamp to solve the above problems.

Disclosure of Invention

The invention aims to provide a light source module and a spherical lamp, which are used for solving the problem that the surface of the existing spherical lamp is dark.

In order to achieve the above object, the present invention provides a light source module, which includes a light source board, and a first light emitting element and a second light emitting element mounted on the light source board, wherein a light emitting centerline of the first light emitting element is perpendicular to a plane of the light source board, a light emitting centerline of the second light emitting element is parallel to the plane of the light source board, and the first light emitting element and the second light emitting element are uniformly distributed on the light source board and are mutually matched, so that light emitted by the second light emitting element is not blocked by the first light emitting element.

As a further improvement of the present invention, the second light emitting members are uniformly distributed at the edge position of the light source board and enclose a circle, the first light emitting member is at least partially arranged between two adjacent second light emitting members at intervals, and the distance between the center position of the at least partial first light emitting member and the edge of the light source board is the same as the distance between the center position of the second light emitting member and the edge of the light source board.

As a further improvement of the present invention, the light source module further includes a third light emitting element, the first light emitting element and the second light emitting element are spaced apart from each other at an edge of the light source board and are enclosed into a ring, and the third light emitting element is located inside the ring.

As a further improvement of the present invention, the light source plate is a disc-shaped aluminum substrate, and the first light emitting element and the second light emitting element located at the outermost layers surround a circumference at the edge of the light source plate.

As a further improvement of the invention, the second light emitting members are evenly distributed at the edge position of the light source board and enclose a circle, and at least part of the first light emitting members are evenly distributed at the outer side or the inner side of the circle.

As a further improvement of the present invention, the first light emitting element is a straight-up light emitting LED, and the second light emitting element is a side-emitting LED.

In order to achieve the above object, the present invention further provides a spherical lamp, which includes an upper housing, a lower housing, a connecting member connecting the upper housing and the lower housing, and a light source module connected to the connecting member, wherein the light source module is the above light source module.

As a further improvement of the present invention, a first accommodating cavity is formed between the upper housing and the connecting member, a second accommodating cavity is formed between the lower housing and the connecting member, two light source modules are provided and accommodated in the first accommodating cavity and the second accommodating cavity respectively, the first light-emitting element is configured to illuminate the first accommodating cavity and the second accommodating cavity, and the second light-emitting element is configured to illuminate a joint between the upper housing and the connecting member and a joint between the lower housing and the connecting member.

As a further improvement of the present invention, the spherical lamp further includes a fixing member, the light source module is provided with a mounting hole, the connecting member is provided with a fixing hole corresponding to the mounting hole, and the fixing member penetrates through the mounting hole and is connected to the fixing hole, so as to fixedly connect the light source module to the connecting member.

As a further improvement of the present invention, a control module and a power module are disposed on the connecting member, and the control module is electrically connected to the first light-emitting element and the second light-emitting element respectively, so as to control the brightness of the first light-emitting element and the brightness of the second light-emitting element respectively; one end of the power supply module is connected with the control module, and the other end of the power supply module is connected with an external power supply, so that the spherical lamp is supplied with power.

The invention has the beneficial effects that: the light source module is characterized in that the first light-emitting piece and the second light-emitting piece are arranged on the light source plate, the light-emitting center line of the first light-emitting piece is perpendicular to the plane of the light source plate, namely the first light-emitting piece is a straight upward light-emitting LED, the light-emitting center line of the second light-emitting piece is parallel to the plane of the light source plate, namely the second light-emitting piece is a side light-emitting LED, and meanwhile, the distribution of the first light-emitting piece and the second light-emitting piece is arranged, so that light emitted by the second light-emitting piece cannot be shielded by the first light-emitting piece, and therefore when the spherical lamp is lightened, the connection position of the upper shell and the connecting piece and the connection position of the lower shell and the connecting piece can be lightened by the second light-emitting piece, and the dark shadow on the surface of the spherical lamp is eliminated.

Drawings

Fig. 1 is a schematic diagram of arrangement of LED lamp beads in an existing spherical lamp.

Fig. 2 is a light distribution graph of a conventional spherical lamp.

Fig. 3 is a brightness distribution diagram of a conventional spherical lamp.

Fig. 4 is a schematic perspective view of a spherical lamp according to a preferred embodiment of the invention.

Fig. 5 is an exploded view of the spherical lamp shown in fig. 4.

Fig. 6 is a perspective view of the light source module shown in fig. 5.

Fig. 7 is a partially enlarged view of the light source module of fig. 6.

Fig. 8 is a perspective view of the connector of fig. 5.

Fig. 9 is a cross-sectional view of the spherical lamp shown in fig. 4.

Fig. 10 is a partially enlarged view of the junction of the connector with the upper and lower housings of fig. 9.

Fig. 11 is a light distribution graph of a spherical lamp according to a preferred embodiment of the present invention.

Fig. 12 is a luminance distribution diagram of a spherical lamp according to a preferred embodiment of the present invention.

Description of reference numerals: 100-spherical lamp, 1-light source module, 11-light source plate, 12-first light emitting component, 13-second light emitting component, 14-mounting hole and 15-embedding hole;

2-connecting piece, 21-power module, 22-sealing piece, 23-first connecting plate, 231-lug boss, 232-through hole, 24-second connecting plate and 241-fixing hole;

3-upper shell, 31-first containing cavity, 32-upper step;

4-lower shell, 41-second containing cavity, 42-lower step; 5-shadow.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.

Referring to fig. 4, 5 and 9, the present invention discloses a spherical lamp 100 for illumination in daily life, the spherical lamp 100 includes an upper housing 3, a lower housing 4, a connecting member 2, a light source module 1 and a fixing member (not shown), wherein one side of the connecting member 2 is connected to the upper housing 3 to form a first receiving cavity 31, and the other side is connected to the lower housing 4 to form a second receiving cavity 41; the light source module 1 is fixedly connected with the connecting member 2, and two light source modules 1 are respectively accommodated in the first accommodating cavity 31 and the second accommodating cavity 41 to light up the first accommodating cavity 31 and the second accommodating cavity 41.

Referring to fig. 9 and 10, the upper housing 3 and the lower housing 4 are both hemispherical and transparent, so that the light emitted from the light source module 1 passes through the upper housing 3 and the lower housing 4 and is emitted outward. In this embodiment, the upper housing 3 and the lower housing 4 have the same size, so that after the assembly is completed, the whole body is spherical, and the aesthetic feeling of the product is improved.

The edge position of the upper shell 3 is provided with an upper step 32, the edge position of the lower shell 4 is provided with a lower step 42, specifically, the upper step 32 is formed by extending the inner side surface of the edge position of the upper shell 3 outwards, the lower step 42 is formed by extending the inner side surface of the edge position of the lower shell 4 outwards, and the upper step 32 and the lower step 42 are arranged in a mirror image mode because the sizes of the upper shell 3 and the lower shell 4 are the same. Alternatively, it can also be understood that: the upper step 32 is formed by an outer wall inward-facing depression at the position of the edge of the upper case 3, and the lower step 42 is formed by an outer wall inward-facing depression at the position of the edge of the lower case 4.

Of course, in other embodiments, the shape of the upper housing 3 and the lower housing 4 may be provided in other shapes, for example: a square shape, a honeycomb shape, a polygonal prism shape, etc., as long as it is possible to realize the light to be emitted outward through the upper case 3 and the lower case 4, without any limitation herein.

Referring to fig. 6 and 7, the light source module 1 includes a light source board 11, a first light emitting element 12, a second light emitting element 13, a third light emitting element, an engaging opening 15 and a mounting hole 14, wherein the engaging opening 15 and the mounting hole 14 are disposed at an edge of the light source board 11 and penetrate through the light source board 11, and the first light emitting element 12 and the second light emitting element 13 are fixedly connected to the same side of the light source board 11 for emitting light to the outside.

In this embodiment, the light source plate 11 is a disc-shaped aluminum substrate, two fitting openings 15 are provided, six mounting holes 14 are provided, and the mounting holes 14 have two forms, one is a circular hole, and the other is an opening formed by recessing the edge of the light source plate 11 inward; of course, in other embodiments, the light source plate 11 may have other shapes such as a rectangle, a regular polygon, an irregular polygon, etc., the material of the light source plate 11 may be selected according to actual conditions, and the number and shape of the fitting openings 15 and the mounting holes 14 may be adjusted according to actual conditions, which is not limited herein.

In this embodiment, the third light emitting element is the first light emitting element 12, specifically: the shape, size, type and direction of the light emitting centerline of the third light emitting member are the same as those of the first light emitting member 12, and the difference is that the third light emitting member is located inside the first light emitting member 12, and the first light emitting member 12 in the following description includes the first light emitting member 12 surrounded at the edge of the light source plate 11 and the third light emitting member located inside the first light emitting member 12; of course, in other embodiments, the third light emitting element can be adjusted according to the actual situation, for example, the type of the third light emitting element can also be the second light emitting element 13, or both the first light emitting element 12 and the second light emitting element 13 can be included, which is not limited herein.

The first light emitting members 12 are uniformly distributed on the light source plate 11, specifically, the first light emitting members 12 are concentrically arranged on the light source plate 11 in multiple layers, each layer is formed by arranging a plurality of first light emitting members 12 at intervals, and a light emitting center line of the first light emitting member 12 is perpendicular to a plane where the light source plate 11 is located, that is, light emitted by the first light emitting members 12 is emitted toward the upper side or the lower side of the light source plate 11.

The second light emitting members 13 are uniformly distributed on the light source board 11, specifically, the second light emitting members 13 are arranged on the light source board 11 at intervals, and the light emitting center lines of the second light emitting members 13 are parallel to the plane where the light source board 11 is located, that is, the light emitted by the second light emitting members 13 is emitted toward the side surface of the light source board 11.

As a preferred embodiment of the present invention, the distance between the center position of the outermost first light emitting member 12 and the edge of the light source plate 11 and the distance between the center position of the second light emitting member 13 and the edge of the light source plate 11 are the same (i.e., located on the same circumference or the same circle), and in the layer of light emitting members, the first light emitting member 12 and the second light emitting member 13 are disposed at intervals, i.e., at least a portion of the first light emitting member is disposed at intervals between two adjacent second light emitting members, and the distance between the center position of the at least a portion of the first light emitting member and the edge of the light source plate and the distance between the center position of the second light emitting member and the edge of the light source plate are the same, for example, one second light emitting member 13 is disposed between two first light emitting members 12, or one first light emitting member 12 is disposed between two second light emitting members 13, so that the first light emitting member 12 does not block the light of the second light emitting members 13, so that the second light emitting member 13 can emit light to the side of the light source plate 11 while the first light emitting member 12 emits light to the upper or lower side of the light source plate 11 to light the entire spherical lamp 100 to eliminate the shadow.

Of course, in other embodiments, the setting may be performed according to actual situations, for example:

firstly, on the basis of the preferred embodiment of the present invention, a plurality of second light-emitting members 13 are disposed between two adjacent first light-emitting members 12 or a plurality of first light-emitting members 12 may be disposed in two adjacent second light-emitting members 13, that is, the first light-emitting members are disposed between two adjacent second light-emitting members at intervals; the specific arrangement may be determined according to the light emitting power of the first and second light emitting members 12 and 13.

The first light-emitting component 12 and the second light-emitting component 13 are only provided with one layer, and the layer of the first light-emitting component 12 and the layer of the second light-emitting component 13 can be uniformly distributed at intervals on the same circumference; the first light-emitting members 12 and the second light-emitting members 13 are alternately arranged, so that the first light-emitting members 12 are prevented from shielding light emitted by the second light-emitting members 13, and at the moment, the second light-emitting members 13 can be located on the inner side of a circle formed by the first light-emitting members 12 or on the outer side of the circle formed by the first light-emitting members 12.

And thirdly, the second light emitting member 13 is provided with one layer, the first light emitting member 12 is provided with a plurality of layers, the first light emitting member 12 and the second light emitting member 13 which are positioned on the outermost layer are arranged at intervals in the radial direction of the light source board 11, and the first light emitting member 12 does not shield the light of the second light emitting member 13, and at this time, the first light emitting member 12 which is positioned on the outermost layer can be positioned on the inner side of the circle formed by the second light emitting member 13 or positioned on the outer side of the circle formed by the second light emitting member 13.

In summary, the arrangement between the first light emitting element 12 and the second light emitting element 13 is various, as long as the first light emitting element 12 emits light toward the upper side or the lower side of the light source board 11, the second light emitting element 13 emits light toward the side of the light source board 11, and the first light emitting element 12 does not block the light of the second light emitting element 13, and there is no limitation here.

In this embodiment, the first light emitting element 12 and the second light emitting element 13 are both LEDs, specifically, the first light emitting element 12 is a straight-up light emitting LED, and the second light emitting element 13 is a side-emitting LED, but in other embodiments, the first light emitting element 12 and the second light emitting element 13 may be other types of light emitting elements as long as they can emit light, and there is no limitation here.

Referring to fig. 8 to 10, the connector 2 includes a first connecting plate 23, a second connecting plate 24, and a power module 21, a sealing member 22 and a control module (not shown) connected to the first connecting plate 23, wherein the cross-sections of the first connecting plate 23 and the second connecting plate 24 are both circular, the first connecting plate 23 is enclosed outside the second connecting plate 24, the second connecting plate 24 is perpendicular to the inner wall surface of the first connecting plate 23, and the control module is fixed inside the first connecting plate 23 and electrically connected to the light source module 1; one end and the control module of the power module 21 are connected, the other end is connected with the external power supply to supply power to the control module, and then the light source module 1 is lighted.

The first connecting plate 23 is provided with a boss 231 and a through hole 232, and the boss 231 is respectively arranged at the upper and lower edges of the first connecting plate 23 and is used for matching with the upper step 32 of the upper shell 3 and the lower step 42 of the lower shell 4. Specifically, the bosses 231 are formed by extending upward and downward from the outer side wall of the first connection plate 23, respectively, and the through holes 232 are opened at the middle position of the first connection plate 23 and penetrate through the first connection plate 23. During assembly, the upper step 32 and the lower step 42 are respectively embedded with the bosses 231 of the first connecting plate 23, so as to realize the assembly and fixation of the upper shell 3, the lower shell 4 and the connecting piece 2; preferably, the joints of the upper housing 3, the lower housing 4 and the connector 2 are sealed by a sealant, so as to realize the integral sealing of the spherical lamp 100 and prevent impurities such as water and dust from entering the spherical lamp 100. The second connecting plate 24 is provided with a fixing hole 241, and the fixing hole 241 is provided on the second connecting plate 24, penetrates through the second connecting plate 24, and is provided corresponding to the mounting hole 14.

The second connecting plate 24 is provided with a fixing hole 241, and the fixing hole 241 penetrates through the second connecting plate 24 and is arranged corresponding to the mounting hole 14, so as to fixedly connect the light source plate 11 and the second connecting plate 24. Specifically, the light source plate 11 passes through the mounting hole 14 and the fixing hole 241 through the fixing member to realize the fixed connection with the second connecting plate 24, the light source modules 1 are mounted on both sides of the second connecting plate 24, so that the two light source modules 1 can be respectively supplied with power through the control module, the first light emitting member 12 and the second light emitting member 13 are uniformly distributed on the light source plate 11 and are matched with each other, so that light emitted by the second light emitting member 13 is not blocked by the first light emitting member 12, and light emitted by the first light emitting member 12 on the two light source modules 1 is respectively emitted towards the upper shell 3 and the lower shell 4 to illuminate the first accommodating cavity 31 and the second accommodating cavity 41; the light emitted from the second light emitting element 13 is emitted to the side of the connecting element 2 to illuminate the area where the connecting element 2 is connected with the upper housing 3 and the lower housing 4, and the dark shadow on the surface of the spherical lamp 100 is eliminated.

In this embodiment, six fixing holes 241 are provided, but of course, in other embodiments, the number of the fixing holes 241 may also be set according to practical situations, and is not limited herein.

As shown in fig. 5, one end of the power module 21 passes through the through hole 232 to be connected to the control module, and the other end is disposed outside the first connection board 23 and connected to the first connection board 23 through the sealing member 22, so as to ensure the sealing performance of the spherical lamp 100 and prevent impurities such as dust and water from entering the spherical lamp 100. One end of the power module 21 disposed outside the first connecting plate 23 is connected to an external power source to supply power to the spherical lamp 100.

In this embodiment, the first light emitting element 12 and the second light emitting element 13 are electrically connected to the control module, but the connection points on the control module are different, so as to control the brightness of the first light emitting element 12 and the second light emitting element 13 through different circuit structures on the control module, on one hand, the overall brightness of the spherical lamp 100 is uniform, and different light distribution requirements are met, on the other hand, the current and the voltage of the first light emitting element 12 and the second light emitting element 13 are adjusted through the control module, the brightness of the edge of the spherical lamp 100 can be effectively adjusted, so that the spherical lamp 100 achieves the effect of saving power, of course, in other embodiments, the brightness of the first light emitting element 12 and the brightness of the second light emitting element 13 can also be set to be the same, and no limitation is made here.

Referring to fig. 2 and 3 in combination with fig. 11 and 12, it can be seen from the light distribution curves that the first light-emitting element 12 and the second light-emitting element 13 are disposed on the light source plate 11, so that the light-emitting intensity of the surface of the spherical lamp 100 can be increased, and further, the dark shadow 5 on the surface of the spherical lamp 100 is reduced to a great extent.

During assembly, firstly, the light source module 1 is connected with the control module, so that the first light-emitting piece 12 and the second light-emitting piece 13 are respectively connected on the control module; then, the power module 21 is connected to the control module through the through hole 232; then, the light source module 1 is connected with the connecting piece 2 through the fixing piece, so that the power supply module 21 is arranged in the embedding opening 15; finally, the upper housing 3 and the lower housing 4 are connected to the connecting member 2, respectively, to complete the hermetic assembly of the spherical lamp 100.

In summary, in the light source module 1 of the present invention, the first light emitting element 12 and the second light emitting element 13 are disposed on the light source board 11, and the light emitting center line of the first light emitting element 12 is perpendicular to the plane of the light source board 11, that is, the first light emitting element 12 is a straight-up light emitting LED, and the light emitting center line of the second light emitting element 13 is parallel to the plane of the light source board 11, that is, the second light emitting element 13 is a side light emitting LED, and meanwhile, the distribution of the first light emitting element 12 and the second light emitting element 13 is also disposed, so that the light emitted by the second light emitting element 13 is not blocked by the first light emitting element 12, and when the spherical lamp 100 is lighted, the second light emitting element 13 can be used to illuminate the connection between the upper housing 3 and the connecting element 2 and the connection between the lower housing 4 and the connecting element 2, thereby eliminating the dark shadows on the surface of the spherical lamp 100; the brightness of the first light-emitting component 12 and the brightness of the second light-emitting component 13 are respectively controlled by the control module, so as to reduce the power consumption.

Although the present invention has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the spirit and scope of the present invention.

Claims (10)

1. A light source module is characterized in that: including light source board (11) and install first luminous component (12) and second luminous component (13) on light source board (11), the luminous central line of first luminous component (12) is perpendicular to light source board (11) place plane, the luminous central line of second luminous component (13) is on a parallel with light source board (11) place plane, first luminous component (12) with second luminous component (13) evenly distributed are in and mutually support on light source board (11), make the light that second luminous component (13) sent not by first luminous component (12) shelter from.

2. The light source module as set forth in claim 1, wherein: the second light-emitting pieces (13) are uniformly distributed at the edge position of the light source board (11) and enclose a circle, the first light-emitting pieces (12) are at least partially arranged between two adjacent second light-emitting pieces (13) at intervals, and the distance between the central position of at least part of the first light-emitting pieces (12) and the edge of the light source board (11) is the same as the distance between the central position of the second light-emitting pieces (13) and the edge of the light source board (11).

3. The light source module as set forth in claim 2, wherein: the light source module (1) further comprises a third light-emitting piece, the first light-emitting piece (12) and the second light-emitting piece (13) are arranged at the edge of the light source plate (11) at intervals and are surrounded into a circle, and the third light-emitting piece is located on the inner side of the circle.

4. The light source module as set forth in claim 3, wherein: the light source plate (11) is a disc-shaped aluminum substrate, and the first light-emitting part (12) and the second light-emitting part (13) which are positioned at the outermost layers enclose a circumference at the edge of the light source plate (11).

5. The light source module as set forth in claim 1, wherein: the second light-emitting members (13) are uniformly distributed at the edge position of the light source board (11) and enclose a circle, and at least part of the first light-emitting members (12) are uniformly distributed at the outer side or the inner side of the circle.

6. The light source module as set forth in claim 1, wherein: the first light-emitting part (12) is a straight-up light-emitting LED, and the second light-emitting part (13) is a side light-emitting LED.

7. A spherical lamp characterized in that: the light source module comprises an upper shell (3), a lower shell (4), a connecting piece (2) for connecting the upper shell (3) and the lower shell (4), and a light source module (1) connected with the connecting piece (2), wherein the light source module (1) is the light source module (1) in any one of claims 1-6.

8. The spherical lamp as recited in claim 7, wherein: the light source module comprises an upper shell (3), a connecting piece (2) and two light source modules (1), wherein a first accommodating cavity (31) is formed between the upper shell (3) and the connecting piece (2), a second accommodating cavity (41) is formed between the lower shell (4) and the connecting piece (2), the two light source modules (1) are respectively accommodated in the first accommodating cavity (31) and the second accommodating cavity (41), the first light-emitting piece (12) is used for lightening the first accommodating cavity (31) and the second accommodating cavity (41), and the second light-emitting piece (13) is used for lightening the joint of the upper shell (3) and the connecting piece (2) and the joint of the lower shell (4) and the connecting piece (2).

9. The spherical lamp as recited in claim 7, wherein: spherical lamp (100) still includes the mounting, be equipped with mounting hole (14) on light source module (1), be equipped with on connecting piece (2) with corresponding fixed orifices (241) of mounting hole (14), the mounting passes mounting hole (14) with fixed orifices (241) are connected, in order to incite somebody to action light source module (1) with connecting piece (2) fixed connection.

10. The spherical lamp as recited in claim 7, wherein: the connecting piece (2) is provided with a control module and a power module (21), the control module is respectively and electrically connected with the first luminous piece (12) and the second luminous piece (13) so as to respectively control the brightness of the first luminous piece (12) and the second luminous piece (13); one end of the power module (21) is connected with the control module, and the other end of the power module is connected with an external power supply, so that the spherical lamp (100) supplies power.

Images