WO2024000993A1

WO2024000993A1 - Lamp and light-emitting assembly thereof

Info

Publication number: WO2024000993A1
Application number: PCT/CN2022/131447
Authority: WO
Inventors: 宋琪
Original assignee: 江苏恒太照明股份有限公司
Priority date: 2022-06-27
Filing date: 2022-11-11
Publication date: 2024-01-04
Also published as: CN217584317U

Abstract

A lamp and a light-emitting assembly thereof. The light-emitting assembly comprises a fixing frame (1), a module plate (2), and a light guide plate (3). The fixing frame (1) comprises a top plate (11) and side plates (12), wherein one edge of one of the two side plates (12) and one edge of the other side plate are respectively connected to two side edges of the top plate (11) to form a frame structure with no bottom edge, and the other edges of the two side plates (12) are provided with two clamping grooves (121) having opposite openings; end openings at two ends of the clamping grooves (121) are open; the module plate (2) is connected to an inner surface of the top plate (11) in a laying manner; two side edges of the light guide plate (3) are respectively clamped in the two clamping grooves (121) and can be pulled out; and light emitted by the module plate (2) is diffused to the outside by means of the light guide plate (3).

Description

Lamps and light-emitting components

Technical field

The present invention relates to the technical field of lamps, and in particular, to a lamp and a light-emitting component thereof.

Background technique

With the widespread use of LED lights, consumers have higher and higher requirements for the convenience, speed and disassembly of LED lights without tools.

At present, most of the existing ordinary lamps use screws to fasten the light-emitting module board and diffusion plate to form a fixed structure, or some use strong foam double-sided tape to install the corresponding structure in the housing. No matter which method is used, It is inconvenient to disassemble, especially when only the light guide plate needs to be replaced.

For example, the utility model patent with the patent publication number CN215929335U provides a lamp assembly and a splicable lamp device having the same. The lamp assembly includes: a casing, with a light outlet provided on the casing; and a light-emitting unit disposed in the casing. ; The light-transmitting plate is arranged at the light outlet; the heat dissipation fixing piece, the light-emitting unit is arranged on the heat dissipation fixing piece; wherein, the light emitting direction of the light-emitting unit and the plane where the light outlet is located form an acute angle a, and the casing includes a top plate and a surrounding plate , the first end of the hoarding is connected to the top plate, the light outlet is set at the second end of the hoarding, the top plate is parallel to the plane where the light outlet is located, the center line of the hoarding is set obliquely to the top plate, and the light-emitting unit is set on the top plate or the hoarding. , the light-emitting unit is located at the angle between the top plate and the coaming plate; the heat dissipation fixing member is arranged on the top plate or the coaming plate. This technical solution solves the problem that the high temperature of the lamp assembly during lighting can easily affect the service life, and does not involve the problem of convenient disassembly and assembly.

Contents of the invention

In view of the deficiencies in the prior art, the object of the present invention is to provide a lamp and its light-emitting component.

A lighting component of a lamp provided according to one or more embodiments of the present invention, including a fixing frame, a module board and a light guide plate;

The fixed frame includes a top plate and a side plate. One side of the two side plates is connected to both sides of the top plate to form a frame structure without a bottom edge. The other sides of the two side plates form two opposite openings. Card assembly slot, the ports at both ends of the card slot are open;

The module board is laid and connected to the inner surface of the top plate. Both sides of the light guide plate are respectively engaged in two sets of the slots and can be extracted. The light emitted by the module board passes through the The light guide plate diffuses to the outside.

In some embodiments, the module plate is provided with fixing holes, the inner surface of the top plate is formed with a depressing tongue, the depressing tongue is an L-shaped structure, and the module plate is laid on the inner surface of the top plate. Finally, the depressing tongue passes through the fixing hole, and the board surface of the module plate is sandwiched between the inner surface of the top plate and the lower surface of the horizontal plate of the depressing tongue.

In some embodiments, the surface of the light guide plate facing away from the module board is provided with a stepped light guide structural surface. The stepped light guide structural surfaces are arranged in pairs. The paired stepped light guide structural surfaces are arranged along the guide surface. The central axis of the light panel is set symmetrically.

In some embodiments, the stepped light-guiding structural surface includes multiple sets of step surfaces that guide light, and the multiple sets of step surfaces in one set of stepped light-guiding structural surfaces are connected in a step-like manner.

In some embodiments, there are multiple pairs of stepped light-guiding structural surfaces, and two adjacent pairs of stepped light-guiding structural surfaces are arranged at intervals.

One embodiment of the present invention also provides a lamp, which adopts the lighting component of the lamp and further includes a head assembly and a driving assembly mounting frame;

The head assembly includes an inner head and an outer head. The two ends of the top plate respectively extend in the direction away from the light guide plate to form a first connecting plate. The two sets of inner heads are connected to all the ends on both sides. The connection of the first connecting plate is installed at both ends of the fixing frame. The light guide plate is located on the edge of the inner sealing head and can be extracted. The two ends of the driving component mounting frame are respectively connected with the two sets of inner sealing frames. head connection, the drive assembly mounting bracket is used to install the drive;

The outer head is sleeved outside the inner head, and the end of the fixing frame and the end of the drive assembly mounting bracket are wrapped in the frame of the outer head.

In some embodiments, both the inner head and the outer head have a groove structure, the two end plates of the inner head are formed with latching holes, and the two end plates of the outer head are formed with latching protrusions. , after the outer sealing head is sleeved on the inner sealing head, the latching protrusion is engaged in the latching hole.

In some embodiments, the drive component mounting frame includes a base plate and a cover. The cross section of the base plate is a groove structure, and second connecting plates are formed respectively extending along the axial direction of the bottom plate of the base plate. The second connecting plates are They are respectively connected to the inner heads at both ends. The cover has a door frame structure. The ends of the two side panels of the cover are folded inward to form a third connecting plate. The third connecting plate is connected to the inner seal. After the heads are connected, the cover is stuck in the groove of the base plate.

In some embodiments, a sensor cover is installed on the top plate of the cover, and the sensor cover is used to install a sensor.

In some embodiments, the lighting components of the lamp are divided into two groups and are arranged side by side, the driving component mounting bracket is located between the two groups of fixing brackets, and the inner head and the outer head are both integrally formed bridges. structure, the driving assembly is connected to the middle area of the inner head, and the two sets of fixing brackets are connected to both sides of the middle area of the inner head.

Description of drawings

Other features, objects and advantages of the present invention will become more apparent by reading the detailed description of the non-limiting embodiments with reference to the following drawings:

Figure 1 is a schematic diagram of the overall structure of the lighting component of a lamp according to one embodiment of the present invention;

Figure 2 is a schematic structural diagram of a fixing bracket in a lighting assembly of a lamp according to one embodiment of the present invention;

Figure 3 is a schematic structural diagram of a module board in a lighting assembly of a lamp according to one embodiment of the present invention;

Figure 4 is a schematic structural diagram of the light guide plate in the light-emitting assembly of the lamp according to one embodiment of the present invention;

Figure 5 is an enlarged view of part A of Figure 4;

Figure 6 is a schematic exploded structural diagram of a lamp according to one embodiment of the present invention;

Figure 7 is a schematic view of the reverse structure of the lamp after assembly according to one embodiment of the present invention;

Figure 8 is a schematic structural diagram of the inner head of the lamp according to one embodiment of the present invention;

Figure 9 is a schematic structural diagram of the outer head of the lamp according to one embodiment of the present invention;

Figure 10 is a schematic structural diagram of a driving component mounting bracket in a lamp according to one embodiment of the present invention;

Figure 11 is a schematic structural diagram of a sensor cover in a lamp according to one embodiment of the present invention.

Detailed ways

The present invention will be described in detail below with reference to specific embodiments. The following examples will help those skilled in the art to further understand the present invention, but do not limit the present invention in any form. It should be noted that, for those of ordinary skill in the art, several changes and improvements can be made without departing from the concept of the present invention. These all belong to the protection scope of the present invention.

Example 1

One embodiment of the present invention provides a lighting assembly of a lamp, as shown in Figures 1-5, including a fixing frame 1, a module plate 2 and a light guide plate 3 that are detachably installed on the fixing frame 1. The fixing frame 1 is integrally formed into a bottomless frame structure by a top plate 11 and two side plates 12. Preferably, the fixing frame 1 is a bottomless ladder structure frame. The free edges of the two side plates 12 are bent inward in an opposite manner to form a groove 121 with a groove structure. The openings of the two formed grooves 121 are opposite, and the two ends of the groove 121 are open structures. Here, the so-called The free edge of the side panel 12 is relative to the side connected to the top panel 11 .

The module board 2 is connected to the inner surface of the top plate 11 in a flat manner. Preferably, the depressing tongue 111 is provided on the inner surface of the top plate 11. The depressing tongue 111 has an L-shaped structure as a whole. The horizontal plate of the depressing tongue 111 is provided with a certain distance from the inner surface of the top plate 11 through its vertical plate. This distance is consistent with the module. The thickness of plate 2 is adapted. The module plate 2 is provided with a fixing hole 21. After the module plate 2 is laid flat on the inner surface of the top plate 11, the pressing tongue 111 passes through the fixing hole 21, and the module plate 2 is displaced in the direction of the vertical plate of the pressing tongue 111. The preset distance enables the horizontal plate of the pressing tongue 111 to be in pressing contact with the surface of the module plate 2, thereby achieving screw removal and improving assembly efficiency. Preferably, the horizontal plate of the pressing tongue 111 has an arc-shaped pressing structure extending toward the inner surface of the top plate 11 to improve the pressing effect on the module plate 2 .

Both sides of the light guide plate 3 are plugged into the slots 121 on both sides of the fixing frame 1 in a plug-in manner, and the light guide plate 3 can be extracted from the slots 121 . After the light guide plate 3 is installed in the card slot 121 , it is equivalent to the bottom plate of the fixing frame 1 , and the light emitted from the module board 2 is guided out through the light guide plate 3 . By arranging an opening slot structure on the fixed frame that can be plugged into the light guide plate, it not only improves the assembly efficiency of the light guide plate, but also allows quick replacement of the light guide plate and facilitates maintenance.

Example 2

Embodiment 2 is formed on the basis of Embodiment 1. By arranging a symmetrical stepped light guide structure surface on the light diffusion surface of the light guide plate, the luminous effect of the light emitting component of the lamp is improved. specifically:

As shown in Figure 4-5, the outer surface of the light guide plate 3 facing away from the module board 2 is a light diffusion surface. The outer surface of the light guide plate 3 is provided with a stepped light guide structural surface 31. The so-called stepped light guide structural surface 31 refers to A part or all of the outer surface of the light guide plate 3 forms a step-shaped light-emitting surface, and the step-shaped light-emitting surface is referred to as a step surface 310 . The step surface 310 that guides light has a horizontal inclined light guide surface 311 and a vertical vertical light guide surface 312. The angle between the inclined light guide surface 311 and the vertical light guide surface 312 can be adjusted as needed to ensure that the light is emitted. The light path is projected according to the preset direction, effectively improving the lighting effect. Preferably, the stepped light guide structure surface 31 includes multiple levels of continuously arranged step surfaces 310 to further improve the light guide effect.

The stepped light guide structural surfaces 31 are arranged in pairs on the outer surface of the light guide plate 3 , and the pairs of stepped light guide structural surfaces 31 are symmetrically arranged along the central axis of the light guide plate 3 , that is, two sets of stepped light guide structural surfaces 31 are arranged in pairs. The light guide direction is also symmetrically arranged along the central axis of the light guide plate 3 to improve the uniformity of light in the illuminated space. Furthermore, two adjacent pairs of stepped light guide structural surfaces 31 are formed at a preset distance, and the space between the two adjacent pairs of stepped light guide surfaces 31 is a planar structure, which can form a mixture of light projection directions and further improve the uniformity of illumination. and softness.

Example 3

This Embodiment 3 is a lamp formed on the basis of

Embodiment

1 or 2. As shown in Figures 1-11, it adopts the light-emitting component of the lamp described in

Embodiment

1 or 2 and also includes a head assembly. 4 and drive component mounting bracket 5.

As shown in Figures 8-9, the head assembly 4 includes an inner head 41 and an outer head 42. Both the inner head 41 and the outer head 42 are groove-type frame structures, wherein the inner head 41 and The groove structures of both outer heads 42 may be in the form of notches. The outer head 42 and the inner head 41 are sleeved with their openings facing each other, and the opening of the inner head 41 is received in the groove of the outer head 42 . Preferably, the two ends of the inner head 41 are provided with clamping holes 411, and the two matching ends of the outer head 42 form inward convex clamping protrusions 421. When the inner head 41 is sleeved in the outer head 42, the clamping hole 411 is provided. The protrusion 421 is clamped in the clamping hole 411 to improve the connection strength.

The two sets of inner heads 41 are respectively connected to the two ends of the fixing frame 1 , and the connection method is as follows: the two ends of the top plate 11 respectively extend downward in the direction away from the light guide plate 3 to form a first connecting plate 112 , and the bottom plate of the inner heads 41 The outer surface is against the end surface of the fixing frame 1, and the first connecting plate 112 is tightly connected to the bottom plate of the inner head 41 through screw connection. At this time, the upper end surface of the inner head 41 is located under the light guide plate 3. Under the surface, the light guide plate 3 can be easily extracted. The drive component mounting bracket 5 is a hollow frame structure, and the cavity of the drive component mounting bracket 5 is used to install and fix components such as drivers. The drive component mounting frame 5 includes a base plate 51 and a cover 52. The base plate 51 is a long strip with a groove structure in cross section. The bottom plate of the base plate 51 extends to both sides by a preset distance to form a second connecting plate 511. The inner head The side plates of 41 are located on the second connecting plate 511 and are tightly connected by screws. The cover 52 is a portal structural frame. The ends of the two side plates of the cover 52 are folded inward to form a third connecting plate 521. The three connecting plates 521 are tightly connected to the bottom plate of the inner head 41 through screws. After the base plate 51 and the cover 52 are connected and fixed with the inner head 41, the two sides of the cover 52 are clamped in the grooves of the base plate 51, and the drive component mounting bracket 5 and the fixing bracket 1 are arranged side by side. The outer head 42 is sleeved outside the inner head 41 in a socket manner, and the ends of the fixing frame 1, the base plate 51 and the cover 52 are all wrapped inside the outer head 42, forming a better hiding effect. , improve the aesthetics of the lamp, and the light guide plate 3 can be replaced only by disassembling the outer head 42, which is simple to operate and easy to maintain.

Preferably, the top plate of the cover 52 is provided with a mounting hole, and a sensor cover 6 is installed and fixed in the mounting hole. The sensor cover 6 is used to install a sensor. The sensor can be a sensor device that can obtain information such as external light intensity.

Example 4

This Embodiment 4 is formed on the basis of Embodiment 3. By optimizing the overall structure of the lamp, two sets of light-emitting components of the lamp are arranged side by side, which improves the compactness of the lamp and reduces the cost of the lamp. specifically:

As shown in Figure 1-11, the lamp includes two sets of light-emitting components formed by a fixing frame 1 and a module plate 2 and a light guide plate 3 installed on the fixing frame 1. The two sets of fixing frames 1 are arranged side by side, and the driving assembly The mounting bracket 5 is arranged in the middle of the two sets of fixing brackets 1 to facilitate the electrical connection between the driver and the two sets of module boards 2 . The structure of the inner head 41 and the outer head 42 is optimized and designed as a bridge structure. The middle area of the inner head 41 is tightly connected to the drive component mounting frame 5. The two sides of the middle area of the inner head 41 are symmetrical structures, respectively. Fasten the connection with the two sets of fixing brackets 1. After the inner head 41 is fastened to the drive component mounting frame 5 and the two sets of fixing brackets 1, the outer head 42 is sleeved on the inner head 41, and also makes the driving component mounting frame 5 and the two sets of fixing brackets 1 The end is wrapped in the outer head 42 to complete the assembly. The two sets of light-emitting components of the lamps can share a driver, or can be controlled independently through different drivers.

In the description of this application, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", The orientations or positional relationships indicated by "bottom", "inner", "outer", etc. are based on the orientations or positional relationships shown in the drawings. They are only for the convenience of describing the present application and simplifying the description, rather than indicating or implying the device referred to. Or elements must have a specific orientation, be constructed and operate in a specific orientation and therefore are not to be construed as limitations on the application.

Compared with the prior art, the present invention has the following beneficial effects:

1. The lighting assembly of the lamp provided by the present invention is provided with an opening slot structure that can be plugged into the light guide plate on the fixed frame, which not only improves the assembly efficiency of the light guide plate, but also allows quick replacement of the light guide plate and facilitates maintenance.

2. The light-emitting assembly of the lamp provided by the present invention is provided with a pressing tongue on the top plate of the fixing frame, so that the module board can be quickly fixedly connected to the fixing frame, thereby realizing the screw removal and improving the assembly efficiency.

3. The light-emitting component of the lamp provided by the present invention improves the luminous effect of the light-emitting component of the lamp by arranging a symmetrical stepped light-guiding structural surface on the light diffusion surface of the light guide plate.

4. The lamp provided by the present invention uses the cooperation of the inner and outer heads so that the ends of the fixing frame and the drive component mounting frame can be hidden, thereby improving the aesthetics of the lamp, and the light guide plate can be replaced only by removing the outer head. Easy to operate and easy to maintain.

5. By optimizing the overall structure of the lamp, the lamp provided by the present invention has two sets of light-emitting components of the lamp arranged side by side, thereby improving the compactness of the lamp and reducing the cost of the lamp.

Specific embodiments of the present invention have been described above. It should be understood that the present invention is not limited to the specific embodiments described above. Those skilled in the art can make various changes or modifications within the scope of the claims, which does not affect the essence of the present invention. The embodiments of the present application and the features in the embodiments can be combined with each other arbitrarily without conflict.

Claims

A lighting component of a lamp, characterized in that it includes a fixing frame (1), a module plate (2) and a light guide plate (3);

The fixed frame (1) includes a top plate (11) and a side plate (12). One side of the two side plates (12) is respectively connected to both sides of the top plate (11) to form a frame structure without a bottom edge. , the other sides of the two side plates (12) form two sets of slots (121) with opposite openings, and the two end ports of the slots (121) are open;

The module board (2) is laid and connected to the inner surface of the top plate (11), and both sides of the light guide plate (3) are respectively engaged in two sets of the slots (121) and can be pulled out , the light emitted by the module board (2) is diffused to the outside through the light guide plate (3).
The light-emitting component of the lamp according to claim 1, characterized in that the module plate (2) is provided with a fixing hole (21), and the inner surface of the top plate (11) is formed with a pressing tongue (111). The depressing tongue (111) has an L-shaped structure. After the module plate (2) is laid on the inner surface of the top plate (11), the depressing tongue (111) passes through the fixing hole (21). , the board surface of the module board (2) is sandwiched between the inner surface of the top plate (11) and the lower surface of the horizontal plate of the depressor tongue (111).
The light-emitting component of the lamp according to claim 1 or 2, characterized in that the surface of the light guide plate (3) facing away from the module plate (2) is provided with a stepped light guide structural surface (31), and the stepped light guide structural surface (31) is The light structural surfaces (31) are arranged in pairs, and the pairs of stepped light guide structural surfaces (31) are arranged symmetrically along the central axis of the light guide plate (3).
The light-emitting component of the lamp according to claim 3, characterized in that the step light guide structural surface (31) includes multiple groups of step surfaces (310) for guiding light, and one group of the step light guide structural surface (31) Multiple sets of the stepped surfaces (310) are connected sequentially in a stepped manner.
The light-emitting component of a lamp according to claim 4, characterized in that there are multiple pairs of stepped light-guiding structural surfaces (31), and two adjacent pairs of the stepped light-guiding structural surfaces (31) are arranged at intervals.
A lamp, characterized in that it adopts the lighting component of the lamp according to any one of claims 1 to 5, and further includes a head assembly (4) and a driving assembly mounting frame (5);

The head assembly (4) includes an inner head (41) and an outer head (42). The two ends of the top plate (11) extend in a direction away from the light guide plate (3) to form a first connecting plate. (112), the two sets of inner heads (41) are installed on both ends of the fixing frame (1) by connecting with the first connecting plates (112) on both sides respectively, and the light guide plate (3 ) is located on the upper edge of the inner head (41) and can be pulled out. Both ends of the drive component mounting bracket (5) are connected to two sets of the inner heads (41) respectively. The drive component mounting bracket (5) ) is used to install the driver;

The outer head (42) is sleeved outside the inner head (41), and the ends of the fixing frame (1) and the drive component mounting frame (5) are covered with the Within the frame of the outer head (42).
The lamp according to claim 6, characterized in that both the inner head (41) and the outer head (42) have a groove structure, and the two end plates of the inner head (41) form There are latching holes (411), and latching protrusions (421) are formed on both end plates of the outer head (42). After the outer head (42) is sleeved on the inner head (41), the The clamping protrusion (421) is clamped in the clamping hole (411).
The lamp according to claim 6, characterized in that the driving component mounting bracket (5) includes a base plate (51) and a cover (52), and the cross section of the base plate (51) is a groove structure, along which the base plate (51) has a groove structure. The axial direction of the bottom plate of the base plate (51) respectively extends to form second connecting plates (511). The second connecting plates (511) are respectively connected to the inner heads (41) at both ends. The cover shell (52) It is a door frame structure. The ends of the two side panels of the cover (52) are folded inward to form a third connecting plate (521). The third connecting plate (521) is connected to the inner head (41). , the cover (52) is stuck in the groove of the base plate (51).
The lamp according to claim 8, characterized in that a sensor cover (6) is installed on the top plate of the cover (52), and the sensor cover (6) is used to install a sensor.
The lamp according to any one of claims 6 to 9, characterized in that the lighting components of the lamp are in two groups and are arranged side by side, and the driving component mounting bracket (5) is located between the two groups of fixing brackets (1). , the inner head (41) and the outer head (42) are both integrally formed bridge structures, and the drive component mounting bracket (5) is connected to the middle area of the inner head (41), Two sets of fixing brackets (1) are connected to both sides of the middle area of the inner head (41).