CN116146915A - A multi-scene application lighting fixture - Google Patents

Abstract

The invention discloses a multi-scenario application lighting fixture, comprising: a casing having a top wall, a surrounding side wall, and an accommodating space enclosed by the top wall and the surrounding side walls; the bottom of the casing has a light outlet; a light source assembly is arranged on In the accommodation space; the light-transmitting cover is connected to the bottom of the shell and closes the light outlet; the outer side of the peripheral wall is evenly provided with a plurality of heat dissipation parts, and the inside of the heat dissipation part is a hollow structure, and each heat dissipation part is provided with several connected heat dissipation parts Thermal vias and/or thermal openings to the external environment. A plurality of radiating parts are evenly arranged on the outer side wall of the casing, the inside of the radiating part is a hollow structure, and each radiating part is provided with several radiating holes and/or radiating openings connecting the radiating part with the external environment. The cooling airflow in the external environment can flow through the heat dissipation part through the heat dissipation holes and/or the heat dissipation openings, thereby fully exchanging heat with the casing, taking away heat from the casing, and achieving a good heat dissipation effect.

Description

A multi-scene application lighting fixture

technical field

The invention relates to the field of lighting technology, in particular to a multi-scene application lighting fixture.

Background technique

Decorative lights are used in specific scenes, such as churches, wedding venues, hotels, cozy houses, etc., mainly to enhance the atmosphere, and there are many types. Common decorative lights include light strips, ceiling lights, wall lights, ceiling lights, etc. The structure of common ceiling decorative lamps and ceiling decorative lamps includes a housing, a translucent cover, a light source assembly, and a shading cover. The bottom of the housing has a light outlet, the light source assembly usually includes a light source board, which is installed on the top wall of the housing and located in the accommodating space, and the light-transmitting cover is installed on the bottom of the housing and closes the light outlet. In some ambient scenes, some decorative lamps have light-transmitting openings on their shells, and a hood is installed on one side of the shell, and hollows of specific shapes (such as star, circle, bar, etc.) are set on the hood. hole, the hood covers the light-transmitting opening, so that this type of decorative lamp can irradiate a correspondingly shaped light output area from the hollow hole on one side of the shell toward the ceiling, adapting to the atmosphere of a specific scene; the common decorative lamps listed above obviously have the following Defects: 1. A hole of a specific shape is set on the hood. The manufacturing process of the hood is relatively complicated, and it is only suitable for a single specific atmosphere scene, but cannot adapt to the switching of scenes and cannot meet different application scenarios; 2. Mosquitoes are easy Entering the interior of the lamp from the hollow hole on the hood, causing the interior of the lamp to be defaced and the light source component damaged; 3. The shell is usually made of thin metal material without any heat dissipation design. For some higher power light source components, the heat dissipation effect generally.

Contents of the invention

In order to solve the above technical problems, the object of the present invention is to provide a multi-scene application lighting fixture with better heat dissipation effect.

To this end, the present invention provides a multi-scene application lighting fixture, including:

The housing has a top wall, a surrounding side wall, and an accommodating space enclosed by the top wall and the surrounding side walls, and the bottom of the housing has a light outlet;

The light source component is arranged in the accommodation space;

The light-transmitting cover is connected to the bottom of the shell and closes the light outlet; it is characterized in that,

A plurality of radiating parts are evenly arranged on the outer side of the peripheral side wall, and the inside of the radiating part is a hollow structure, and each radiating part is provided with a plurality of radiating holes and/or radiating openings connecting the radiating part with the external environment.

Preferably, the heat dissipation opening penetrates the heat dissipation portion in the up and down direction.

Preferably, the heat dissipation part is integrally formed with the housing.

Preferably, it also includes a light-shielding accessory arranged outside the light-transmitting cover, and the light-shielding accessory is configured to: selectively cover part of the light-transmitting cover so as to adjust the light-exiting area of the light-outlet.

Preferably, the shading accessory includes a plurality of replaceable shading hoods of different shapes, and the shading accessory is configured as follows: any one of the plurality of shading hoods can be separately and detachably connected to the outside of the light-transmitting cover and can block part of the light-transmitting cover , so that the unshielded part of the light-transmitting cover forms a light-emitting area complementary to the shape of the light-shielding cover.

Preferably, the shading attachment includes three shading covers, and the shapes of the three shading covers are 1/4 crescent, half-moon and 3/4 crescent respectively.

Preferably, both the light-transmitting cover and the light-shielding accessories are plate-shaped structures.

Preferably, a sealing ring is provided at the joint between the light-transmitting cover and the housing.

Preferably, a ring of fitting grooves is provided on the bottom edge of the housing, and the sealing ring is fitted into the fitting grooves and partly protrudes outside the fitting grooves.

Preferably, the shell is integrally formed by die-casting aluminum alloy material.

Preferably, a driving power is provided on the top wall, and the driving power is electrically connected to the light source component through the casing through the cable.

Preferably, the light source assembly includes a light source board, a plurality of light-emitting elements integrally arranged on the light source board, and the light source board is connected to the top wall of the housing through a first screw, or the light source board and the housing are snap-connected, glued Join or rivet.

Preferably, a face ring is detachably connected to the bottom of the housing, and the face ring and the housing jointly sandwich the light-transmitting cover between them.

Preferably, the face ring is connected to the bottom of the casing by a second screw and its connection is located on the heat dissipation part.

Compared with the prior art, the beneficial effects of the present invention are as follows:

A plurality of radiating parts are evenly arranged on the outer side wall of the casing, the inside of the radiating part is a hollow structure, and each radiating part is provided with several radiating holes and/or radiating openings connecting the radiating part with the external environment. The cooling airflow in the external environment can flow through the heat dissipation part through the heat dissipation holes and/or the heat dissipation openings, thereby fully exchanging heat with the casing, taking away the heat on the casing, and achieving a good heat dissipation effect.

Description of drawings

Fig. 1 is a three-dimensional schematic diagram of a multi-scenario lighting fixture using a 1/4 crescent-shaped hood according to a preferred embodiment of the present invention;

Fig. 2 is a schematic cross-sectional structure diagram of the multi-scenario application lighting fixture shown in Fig. 1;

Fig. 3 is a partially enlarged schematic diagram of place A shown in Fig. 2;

Fig. 4 is a schematic diagram of the exploded structure of the multi-scenario application lighting fixture shown in Fig. 1;

Fig. 5 is a three-dimensional schematic diagram of a multi-scenario lighting fixture using a half-moon hood according to a preferred embodiment of the present invention;

Fig. 6 is a schematic cross-sectional structure diagram of the multi-scene application lighting fixture shown in Fig. 5;

Fig. 7 is a schematic diagram of the exploded structure of the multi-scene application lighting fixture shown in Fig. 5;

Fig. 8 is a three-dimensional schematic diagram of a multi-scenario lighting fixture using a 3/4 crescent-shaped hood according to a preferred embodiment of the present invention;

Fig. 9 is a schematic cross-sectional structure diagram of the multi-scene application lighting fixture shown in Fig. 8;

Fig. 10 is a schematic diagram of the exploded structure of the multi-scene application lighting fixture shown in Fig. 8;

Wherein the reference signs are as follows:

100. Multi-scene application lighting fixtures;

1. Shell; 11. Top wall; 12. Peripheral side wall; 13. Accommodating space; 14. Light outlet; 15. Heat dissipation part; 151. Heat dissipation hole; 152. Heat dissipation port;

2. Light source assembly; 21. Light source board; 22. Light emitting element; 23. First screw;

3. Translucent cover;

4. Shading accessories; 41. Shading cover; 42. The third screw;

5. Sealing ring;

6. face ring; 61. second screw;

7. Driving power supply; 71. Cable.

Detailed ways

It is easy to understand that, according to the technical solution of the present invention, those skilled in the art can propose multiple structural modes and implementation modes that can be replaced without changing the essence and spirit of the present invention. Therefore, the following specific embodiments and drawings are only exemplary descriptions of the technical solution of the present invention, and should not be regarded as the entirety of the present invention or as a limitation or restriction on the technical solution of the present invention.

The orientation terms such as up, down, top, bottom, inner, outer, and circumferential directions mentioned in this specification are defined relative to the structures shown in the drawings. They are relative concepts, so they may be different according to It changes accordingly in different positions and different usage states. Accordingly, these or other directional terms should not be construed as limiting terms.

As shown in FIG. 1 , FIG. 2 and FIG. 4 , a multi-scene application lighting fixture 100 includes a housing 1 , a light source assembly 2 , a light-transmitting cover 3 and a light-shielding accessory 4 .

The housing 1 has a top wall 11 , a peripheral side wall 12 and an accommodating space 13 enclosed by the top wall 11 and the peripheral side wall 12 . The bottom of the housing 1 has a light outlet 14 . The light source assembly 2 is disposed in the accommodating space 13 . The light source assembly 2 includes a light source board 21 and a plurality of light emitting elements 22 integrated on the light source board 21, wherein the light emitting elements 22 may be LED lamp beads. The light source board 21 is connected to the top wall 11 of the casing 1 by first screws 23 . Of course, in other embodiments, the connection between the light source board 21 and the housing 1 is not limited to the screw connection, but may also be other detachable or non-detachable connection methods, such as buckle connection, adhesive connection or riveting. A driving power source 7 electrically connected to the light source assembly 2 is disposed on the top wall 11 . Specifically, the driving power 7 is electrically connected to the light source assembly 2 through the housing 1 through the cable 71 . The transparent cover 3 is connected to the bottom of the housing 1 and closes the light outlet 14 .

A face ring 6 is detachably connected to the bottom of the housing 1 , and the face ring 6 and the housing 1 together sandwich the light-transmitting cover 3 therebetween. Specifically, the face ring 6 is connected to the bottom of the casing 1 through the second screw 61 . Of course, in other embodiments, the connection relationship between the face ring 6 and the housing 1 is not limited to the screw connection, but also can be other detachable or non-detachable connection methods, such as buckle connection, adhesive connection, riveting and so on. In order to prevent mosquitoes from entering the interior of the multi-scene application lighting fixture through the gap between the light-transmitting cover 3 and the housing 1 , a sealing ring 5 is provided at the connection between the light-transmitting cover 3 and the housing 1 . Specifically, a ring of fitting grooves 16 is provided on the bottom edge of the housing 1 , and the sealing ring 5 is fitted into the fitting grooves 16 and partly protrudes out of the fitting grooves 16 .

The shell 1 is integrally formed by die-casting aluminum alloy material. The outer side of the peripheral side wall 12 of the housing 1 is uniformly provided with a plurality of heat dissipation parts 15 integrally formed with the housing 1. The inside of each heat dissipation part 15 is a hollow structure, and each heat dissipation part 15 is provided with a heat dissipation hole 151 and a heat dissipation hole communicating with the inside thereof. The cooling vent 152. The heat dissipation opening 152 penetrates the heat dissipation portion 15 in the vertical direction. With the structure of multiple hollow heat dissipation parts 15 arranged in the circumferential direction, the heat generated by the light source assembly 2 is transferred to the housing 1 and then to the external environment during heat dissipation, and the outside air enters and exits the heat dissipation part 15 through the heat dissipation holes 151 and the heat dissipation openings 152 Inside, the outside air flows through the heat dissipation openings 152 of the heat dissipation part 15 to form convection in the up and down direction, and conducts convective heat exchange with the housing 1 to achieve a good heat dissipation effect. It can realize the convection heat dissipation in which the internal heat of the lighting fixture 100 is transmitted to the surroundings of the multi-scenario application, and improve the heat dissipation effect, and is suitable for higher power light source components. In this example, the heat dissipation portion 15 has a prismatic structure. Of course, in other embodiments, the specific structure of the heat dissipation portion 15 may also be in other shapes, which are not limited here. Furthermore, only the structure of the heat dissipation opening 152 may be provided, and the structure of the heat dissipation hole 151 may be omitted. In addition, in order to facilitate the assembly of the face ring 6 and the casing 1 , the connection between the face ring 6 and the casing 1 can be arranged on the heat dissipation part 15 .

As shown in FIG. 1, FIG. 4 and FIG. 7, the shading accessory 4 includes a plurality of replaceable shading covers 41 of different shapes, and the shading accessory 4 is configured as follows: any one of the multiple shading covers 41 can be individually and detachably connected It is on the outside of the light-transmitting cover 3 and part of the light-transmitting cover 3 can be blocked, so that the unshielded part of the light-transmitting cover 3 forms a light exit area complementary to the shape of the light-transmitting cover 41 . Specifically, the light-transmitting cover 3 and the light-shielding attachment 4 are both plate-shaped structures. The shade attachment 4 includes three shades 41, and the shapes of the three shades 41 are 1/4 crescent, half-moon and 3/4 crescent respectively. When replacing the light shield 41 with a different shape, the light shield 41 can be connected to the face ring 6 through the third screw 42 . Of course, in other embodiments, the connection between the light shield 41 and the housing 1 may also be other detachable connection methods, such as snap connection.

As shown in FIG. 1 to FIG. 3 , when the 1/4 crescent-shaped shading cover 41 is used, the unblocked part of the light-transmitting cover 3 forms a larger light-emitting area, which can be applied in darker scenes.

As shown in FIGS. 4 to 6 , when the half-moon shade 41 is used, the light-emitting area formed by the unshaded part of the light-transmitting cover 3 is moderate, and the light outlet 14 is half-shielded, which can be applied to scenes with moderate light and shade.

As shown in FIG. 7 to FIG. 9 , when the 3/4 crescent shade 41 is used, the light emitting area formed by the unshielded part of the light-transmitting cover 3 is smaller, which can be applied in brighter scenes. Therefore, different shades 41 can be used alternatively in different ambient scenes, and the light emitted by the light source assembly 2 is only emitted from one side of the light outlet 14 , and the light emission effect is better.

Of course, in other embodiments, in order to realize that the shading accessory 4 can selectively cover the light-transmitting cover 3 , so as to adjust the light output area of the light output port 14 , so that the lighting fixture can be applied to different application scenarios and atmospheres. Shading accessory 4 is not limited to adopting the above-mentioned structure that replaces different shapes of shading covers 41 separately, and can also be a shielding part of other structures, such as a foldable shading sheet installed on the outside of the light-transmitting cover 3, by folding and unfolding the shading sheet, To realize the adjustment of the size of the light output area of the light output port. Here, it is only used as an example, and the specific structure of the shading accessory 4 is not limited.

The technical scope of the present application is not limited to the content in the above description. Those skilled in the art can make various deformations and modifications to the above embodiments without departing from the technical idea of the present application, and these deformations and modifications should belong to the within the protection scope of this application.

Claims (14)

1. A lighting fixture for multi-scenario application, comprising: The housing (1) has a top wall (11), a peripheral side wall (12) and an accommodating space (13) jointly enclosed by the top wall (11) and the peripheral side wall (12), the housing (1) has a light outlet (14) at the bottom; a light source assembly (2), arranged in the accommodating space (13); A light-transmitting cover (3), which is connected to the bottom of the housing (1) and closes the light outlet (14); it is characterized in that, A plurality of heat dissipation parts (15) are evenly arranged on the outer side of the peripheral side wall (12), the inside of the heat dissipation part (15) is a hollow structure, and each of the heat dissipation parts (15) is provided with several heat dissipation The heat dissipation hole (151) and/or the heat dissipation port (152) between the part (15) and the external environment. 2. The multi-scenario application lighting fixture according to claim 1, characterized in that: the heat dissipation opening (152) penetrates the heat dissipation portion (15) along the up and down direction. 3. The multi-scenario application lighting fixture according to claim 1, characterized in that: the heat dissipation part (15) is integrally formed with the housing (1). 4. The lighting fixture for multi-scene application according to claim 1, characterized in that it further comprises a shading attachment (4) arranged outside the light-transmitting cover (3), and the shading attachment (4) is configured as: Selectively shield part of the light transmission cover (3) so as to adjust the light exit area of the light exit port (14). 5. The multi-scene application lighting fixture according to claim 4, characterized in that: the shading attachment (4) includes a plurality of replaceable shading covers (41) with different shapes, and the shading attachment (4) is configured It is: any one of the plurality of shading covers (41) can be detachably connected to the outside of the light-transmitting cover (3) and can block part of the light-transmitting cover (3), so that the light-transmitting The unshielded part of the cover (3) forms a light emitting area complementary to the shape of the light shield (41). 6. The lighting fixture for multi-scene application according to claim 5, characterized in that: the shading accessory (4) includes three shading covers (41), and the shapes of the three shading covers (41) are respectively 1/4 crescent, half moon and 3/4 crescent. 7. The lighting fixture for multi-scene application according to claim 5, characterized in that: the light-transmitting cover (3) and the light-shielding attachment (4) are both plate-shaped structures. 8. The multi-scenario application lighting fixture according to claim 1, characterized in that: a sealing ring (5) is provided at the joint between the light-transmitting cover (3) and the housing (1). 9. The lighting fixture for multi-scene application according to claim 8, characterized in that: the bottom edge of the housing (1) is provided with a ring of fitting grooves (16), and the sealing ring (5) is fitting in the Parts are inside the fitting groove (16) and protrude outside the fitting groove (16). 10. The lighting fixture for multi-scene application according to claim 1, characterized in that: the housing (1) is integrally formed by die-casting of aluminum alloy material. 11. The multi-scene application lighting fixture according to claim 1, characterized in that: the top wall (11) is provided with a driving power supply (7), and the driving power supply (7) passes through the cable (71) The casing (1) is electrically connected with the light source assembly (2). 12. The multi-scene application lighting fixture according to claim 1, characterized in that: the light source assembly (2) comprises a light source board (21), a plurality of light emitting elements ( 22), the light source board (21) is connected to the top wall (11) of the casing (1) by first screws (23), or, the connection between the light source board (21) and the casing (1) Between the snap connection, adhesive connection or riveting. 13. The multi-scene application lighting fixture according to claim 1, characterized in that: the bottom of the housing (1) is detachably connected with a face ring (6), and the face ring (6) is connected to the housing ( 1) Sandwich the light-transmitting cover (3) between the two together. 14. The multi-scenario application lighting fixture according to claim 13, characterized in that: the face ring (6) is connected to the bottom of the housing (1) through a second screw (61) and its connection is located on the on the cooling part (15).

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