CN216431613U

CN216431613U - Light leakage prevention end cover for lamp panel and lamp panel

Info

Publication number: CN216431613U
Application number: CN202122726667.8U
Authority: CN
Inventors: 张宇涛; 钟俊峰
Original assignee: Pak Corp Co Ltd
Current assignee: Pak Corp Co Ltd
Priority date: 2021-11-08
Filing date: 2021-11-08
Publication date: 2022-05-03
Anticipated expiration: 2031-11-08

Abstract

The utility model relates to the technical field of lamps, in particular to a light leakage prevention end cover for a lamp panel and the lamp panel, wherein the end cover comprises a cover plate, a folded edge and a shading clamping plate, the folded edge is arranged on the cover plate, and the folded edge is provided with a notch; the shading clamping plate comprises a fixing portion, a shading portion and a clamping portion, the fixing portion is fixed on the cover plate, the shading portion and the clamping portion are arranged on the fixing portion, the shading portion is located at the notch, a clamping cavity is formed between the clamping portion and the folded edge, and the clamping cavity is used for clamping the diffusion plate on the lamp panel. The shading clamping plate has the functions of shading and clamping the diffusion plate, so that the trouble of independently preparing the shading plate and the clamping plate is saved, the material is saved, the manufacturing cost is reduced, and the preparation process is simplified; meanwhile, the shading clamping plate is fixed on the cover plate, the assembly precision is high, and the precision of the clamping cavity is also high, so that the shading effect is good, and the diffusion plate is not easy to loosen after being clamped.

Description

Light leakage prevention end cover for lamp panel and lamp panel

Technical Field

The utility model relates to the technical field of lighting fittings, specifically be a leak protection light end cover and lamp panel for lamp panel.

Background

Some existing lamps comprise a lamp housing, a diffusion plate, a light source and end covers, wherein the end covers are arranged at two ends of the lamp housing to seal the lamp housing, so that the light source is prevented from leaking light from the two ends of the lamp housing. The end cover of the lamp is generally provided with a shading plate for shading and a clamping plate for clamping the diffusion plate independently, and the shading plate and the clamping plate are fixed on the end cover; specifically, the strip-shaped light screen is tightly attached to the folded edge of the end cover, gaps at two ends of the folded edge are covered simultaneously, and then a gap for clamping the diffusion plate is formed between the clamping plate and the light screen. This kind of end cover need set up light screen and cardboard alone, therefore the material consumption is great, manufacturing cost is higher, preparation technology is comparatively complicated, and two parts are fixed simultaneously on the end cover, and the cooperation error appears easily, causes the shading effect variation, also makes the distance between cardboard and the light screen non-uniform, the precision in the clearance of chucking diffuser plate lower easily simultaneously, becomes flexible behind the chucking diffuser plate easily.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a leak protection light end cover and lamp panel for lamp panel aims at solving among the prior art end cover manufacturing cost height, shading effect poor, the poor technical problem of effect of chucking diffuser plate.

In order to achieve the above object, the present invention provides an anti-glare end cover for a lamp panel, the end cover comprises a cover plate, a hem and a shading cardboard, the hem is arranged on the cover plate, and the hem is provided with a notch; the shading clamping plate comprises a fixing portion, a shading portion and a clamping portion, the fixing portion is fixed on the cover plate, the shading portion and the clamping portion are arranged on the fixing portion, the shading portion is located at the notch, a clamping cavity is formed between the clamping portion and the folded edge, and the clamping cavity is used for clamping a diffusion plate on the lamp panel. The shading clamping plate has the functions of shading and clamping the diffusion plate, so that the trouble of independently preparing the shading plate and the clamping plate is saved, the material is saved, the manufacturing cost is reduced, and the preparation process is simplified; meanwhile, the shading clamping plate is fixed on the cover plate, the assembly precision is high, and the precision of the clamping cavity is high, so that the shading effect is good, and the diffusion plate is not easy to loosen after being clamped.

Preferably, the shading clamping plate and the folded edge are positioned on the same side of the cover plate. Make things convenient for the shading cardboard to be fixed on the apron, and in the use, the apron can block the shading cardboard, make it not expose, guarantees beautifully.

Preferably, the light shielding part is closely attached to the side wall of the folded edge. The structure is more compact, and the light leakage prevention effect is better.

Preferably, the light shielding portion and the chucking portion are parallel to each other and both are perpendicular to the fixing portion. With such an arrangement, when the diffusion plate is clamped in the clamping cavity, the light shielding part will not interfere with the diffusion plate.

Preferably, a gap is left between the light shielding part and the clamping part along the length direction of the fixing part; the shading clamping plate can avoid mutual interference between the shading part and the clamping part when being manufactured.

Preferably, the two ends of the folded edge are both provided with the notches, the fixing part is provided with two shading parts, and the two shading parts are respectively positioned at the notches at the two ends of the folded edge. Due to the arrangement, the end cover is matched with the lamp shell more tightly, and each notch is covered by the shading part, so that the light leakage prevention effect is better; compared with the long-strip-shaped light shielding part, the two independent light shielding parts use less materials and have lower manufacturing cost.

Preferably, the fixing portion, the light shielding portion and the chucking portion are of an integral structure. The integral structure makes the shading cardboard less in material, and manufacturing cost is lower, and the precision is higher, can not produce the precision problem that brings because the assembly.

Preferably, the height of the folded edge is greater than or equal to that of the light shielding part, and the height of the folded edge is greater than or equal to that of the clamping part. Therefore, the folded edge can block the shading part and the clamping part, and the shading part and the clamping part are prevented from being exposed, the appearance is not influenced, and even the assembly of the end cover and the lamp shell is not influenced.

The utility model discloses on the other hand provides a lamp panel, including foretell end cover, still include lamp body and diffuser plate, the diffuser plate sets up on the lamp body, the both ends of lamp body all are equipped with the end cover, just the both ends of diffuser plate are blocked respectively and are established two the end cover the chucking intracavity.

Preferably, the lamp further comprises a mounting fixing seat, and the mounting fixing seat is arranged on the outer side wall of the lamp housing. The installation and use of the lamp panel can be facilitated by arranging the installation fixing seat.

The utility model relates to a leak protection light end cover and lamp panel for lamp panel has following beneficial effect at least: by the arrangement of the shading clamping plate, the shading clamping plate has the functions of shading and clamping the diffusion plate, so that the trouble of independently preparing the shading plate and the clamping plate is saved, the material is saved, the manufacturing cost is reduced, and the preparation process is simplified; meanwhile, the shading clamping plate is fixed on the cover plate, the assembly precision is high, and the precision of the clamping cavity is high, so that the shading effect is good, and the diffusion plate is not easy to loosen after being clamped.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a schematic structural view of the end cap of the present invention;

fig. 2 is a schematic view of an explosion structure of the end cap of the present invention;

fig. 3 is a schematic top view of the end cap of the present invention;

fig. 4 is a schematic structural view of the lamp panel of the present invention;

fig. 5 is a schematic view of an explosion structure of the lamp panel of the present invention.

In the drawings: 1-end cover, 11-cover plate, 12-folded edge, 121-notch, 13-shading clamping plate, 131-fixed part, 132-shading part, 133-clamping part, 14-clamping cavity, 2-lamp housing, 3-diffusion plate and 4-mounting fixed seat.

The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that, if directional indications (such as upper, lower, left, right, front and rear … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are changed accordingly.

In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

Example one

As shown in fig. 1 to 3, an anti-light leakage end cover for a lamp panel, the end cover 1 includes a cover plate 11, a folded edge 12 and a light shielding clamping plate 13, the folded edge 12 is disposed on the cover plate 11, and the folded edge 12 is provided with a notch 121; the light shielding clamping plate 13 comprises a fixing portion 131, a light shielding portion 132 and a clamping portion 133, the fixing portion 131 is fixed on the cover plate 11, the light shielding portion 132 and the clamping portion 133 are both arranged on the fixing portion 131, the light shielding portion 132 is located at the notch 121, a clamping cavity 14 is formed between the clamping portion 133 and the folded edge 12, and the clamping cavity 14 is used for clamping the diffusion plate 3 on the lamp panel.

In this embodiment, the cover plate 11 is a flat plate, the folded edge 12 is specifically disposed at the edge of the cover plate 11, the folded edge 12 is in the shape of a long strip, and the folded edge 12 is perpendicular to the cover plate 11; specifically, the end cover 1 is used for covering both ends of the lamp housing 2 of the lamp panel, so the shape of the cover plate 11 is adapted to the shape of both ends of the lamp housing 2, besides the flange 12 indicated in the figure, other edges of the cover plate 11 are also provided with flanges (the flanges and the flange 12 have the same function, and are all used for covering the end cover 1 on the lamp housing 2, in order to distinguish the flange 12, so the position at the other edges of the cover plate 11 is called as a flange), the flange is perpendicular to the cover plate 11, and the height of the flange is the same as that of the flange 12. A notch 121 is formed in the folded edge 12, and the notch 121 is mainly formed to be matched with the lamp housing 2, that is, a part matched with the notch 121 is arranged at a position, matched with the end cover 1, on the lamp housing 2; the notch 121 is shaped like a triangle, the flange of the lamp housing 2 also has a triangular portion, and when the end caps 1 are covered at the two ends of the lamp housing 2, the triangular portion at the flange of the lamp housing 2 is located in the notch 121. Shading cardboard 13 is used for chucking diffuser plate 3 on the lamp panel, is used for hiding breach 121 simultaneously, avoids the lamp panel light leak. The light shielding plate is composed of a fixing portion 131, a light shielding portion 132 and a clamping portion 133, wherein the fixing portion 131 is used for being fixed on the cover plate 11, the light shielding portion 132 is used for shielding the notch 121, and the clamping portion 133 is used for forming a clamping cavity 14 for clamping the diffusion plate 3 together with the folded edge 12. The light shielding portion 132 and the fastening portion 133 are disposed on the fixing portion 131 and are located on the same side of the fixing portion 131. The fixing portion 131 may be fixed to the cover plate 11 by welding, bonding, or the like.

The current end cover needs to set up light screen and cardboard alone, and consequently the material consumption is great, manufacturing cost is higher, preparation technology is comparatively complicated, and two parts are fixed simultaneously on the end cover, and the cooperation error appears easily, causes the shading effect variation, also makes the distance between cardboard and the light screen non-uniform, the precision in the clearance of chucking diffuser plate lower simultaneously easily, becomes flexible behind the chucking diffuser plate easily. In the technical scheme, the shading clamping plate 13 is provided with the structure which can simultaneously have the functions of shading and clamping the diffusion plate 3, so that the trouble of independently preparing the shading plate and the clamping plate is saved, the material is saved, the manufacturing cost is reduced, and the preparation process is simplified; meanwhile, the shading clamping plate 13 is assembled with high precision after being fixed on the cover plate 11, and the precision of the clamping cavity 14 is also high, so that the shading effect is better, and the diffusion plate 3 is not easy to loosen after being clamped.

Further, the shading clamping plate 13 and the folded edge 12 are positioned on the same side of the cover plate 11. When the end cover 1 is covered on the end of the lamp housing 2, the folded edge 12 is located on the side of the cover plate 11 close to the lamp housing 2, and the shading clamping plate 13 is also located on the side close to the lamp housing 2. If the light shielding card 13 and the flange 12 are respectively disposed on different sides of the lamp housing 2, the light shielding card 13 needs to penetrate through the lamp housing 2 and extend to one side of the flange 12, so that the clamping portion 133 and the flange 12 form the clamping cavity 14, which is complicated in structure and complicated in manufacturing process. And this embodiment sets up shading cardboard 13 and hem 12 in the same side of apron 11, can make things convenient for shading cardboard 13 to fix on apron 11, and in the use, apron 11 can block shading cardboard 13, make it not exposed, guarantees beautifully.

Further, the light shielding portion 132 is closely attached to the side wall of the flange 12. Therefore, the gap between the light-shielding portion 132 and the flange 12 is extremely small, and the light-shielding portion 132 is closer to the notch 121; in use, the light emitted from the light source does not leak out from the gap between the light shielding portion 132 and the flange 12, so the structure is more compact and the light leakage preventing effect is better.

Further, the light shielding portion 132 and the chucking portion 133 are parallel to each other, and both are perpendicular to the fixing portion 131. Specifically, since the flange 12 and the cover plate 11 are perpendicular to each other, the fixing portion 131 is fixed to the cover plate 11, and the light shielding portion 132 and the clamping portion 133 are perpendicular to each other and parallel to the flange 12, the light shielding portion 132 and the clamping portion 133 are also parallel to each other. With this arrangement, when the diffusion plate 3 is engaged in the chucking chamber 14, the light shielding portion 132 does not interfere with the diffusion plate 3.

Further, a gap is left between the light shielding portion 132 and the fastening portion 133 along the length direction of the fixing portion 131. Namely, a gap is left between one end of the light shielding part 132 close to the chucking part 133 and one end of the chucking part 133 close to the light shielding part 132; the gap is left, so that the interference between the shading part 132 and the clamping part 133 can be avoided when the shading card 13 is manufactured; when the light shielding portion 132 and the chucking portion 133 are formed by bending the plate-shaped workpiece, the light shielding portion 132 and the chucking portion 133 can be easily bent with the gap left.

Furthermore, the two ends of the folded edge 12 are both provided with the notches 121, the fixing portion 131 is provided with two light-shielding portions 132, and the two light-shielding portions 132 are respectively located at the notches 121 at the two ends of the folded edge 12. When the end cover 1 is covered on the end part of the lamp shell 2, a part matched with the notch 121 is arranged at the position, matched with the end cover 1, on the lamp shell 2, and the part at one end of the lamp shell 2 is provided with two parts, so that two notches 121 are respectively arranged at two ends of the folded edge 12; two light-shielding portions 132 are correspondingly disposed on the fixing portion 131, the two light-shielding portions 132 are respectively located at the two notches 121, and the clamping portion 133 is located between the two light-shielding portions 132. Due to the arrangement, the end cover 1 is matched with the lamp shell 2 more tightly, and each gap 121 is covered by the light shielding part 132, so that the light leakage prevention effect is better; the two independent light shielding portions 132 use less material and are less expensive to manufacture than the elongated light shielding portions 132.

Further, the fixing portion 131, the light shielding portion 132, and the chucking portion 133 are formed in an integrated structure. The light shielding clamping plate 13 is an integral structure, and is integrally formed into a plate-shaped structure with a suitable length and width, and then two grooves are formed, and the parts at the two sides of the two grooves are bent to form two light shielding parts 132 and a clamping part. The integral structure enables the shading clamping plate 13 to be less in material consumption, lower in manufacturing cost, higher in precision and free of precision problems caused by assembly.

Further, the height of the folded edge 12 is equal to or greater than the height of the light shielding portion 132, and the height of the folded edge 12 is equal to or greater than the height of the clamping portion 133. When the end cap 1 is covered on the end of the lamp housing 2, the folded edge 12 and the cover plate 11 are exposed, and the height of the folded edge 12 is designed to be higher than the heights of the shading part 132 and the clamping part 133, so that the folded edge 12 can block the shading part 132 and the clamping part 133, and the shading part 132 and the clamping part 133 are prevented from being exposed, the appearance is prevented from being influenced, and even the assembly of the end cap 1 and the lamp housing 2 is prevented from being influenced.

Example two

As shown in fig. 4 to 5, a lamp panel includes the above end cap 1, and further includes a lamp housing 2 and a diffusion plate 3, wherein the diffusion plate 3 is disposed on the lamp housing 2, the end caps 1 are disposed at two ends of the lamp housing 2, and two ends of the diffusion plate 3 are respectively clamped in the clamping cavities 14 of the two end caps 1. The lamp housing 2 is a hollow lamp housing 2 with openings at the lower end and the left and right ends, the diffusion plate 3 is arranged at the opening at the lower end of the lamp housing 2, and the end covers 1 are arranged at the two ends of the lamp housing 2 in a covering manner, so that the lamp housing 2 is changed into a closed structure; two ends of the diffusion plate 3 are respectively arranged in the clamping cavities 14 of the two end covers 1. The light source (not shown in the figure) is arranged inside the lamp panel to form a lighting tool, and light emitted by the light source can be emitted outwards through the light diffusion plate 3, but the light source cannot be emitted outwards from the end cover 1 or a gap between the end cover 1 and the lamp shell 2. The lamp panel includes the end cap 1, so that the beneficial effects of the end cap 1 are achieved, which are not described herein again.

Further, still include installation fixing base 4, installation fixing base 4 sets up on the lateral wall of lamp body 2. The mounting fixing seat 4 is specifically arranged on the upper end face of the lamp housing 2, and is used for fixing the lamp panel on a mounting surface (such as a ceiling and a wall). The installation and use of the lamp panel can be facilitated by arranging the installation fixing seat 4.

The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structure changes made by the contents of the specification and the drawings under the inventive concept of the present invention, or the direct/indirect application in other related technical fields are included in the patent protection scope of the present invention.

Claims

1. The utility model provides a leak protection light end cover for lamp panel which characterized in that: the end cover (1) comprises a cover plate (11), a folded edge (12) and a shading clamping plate (13), wherein the folded edge (12) is arranged on the cover plate (11), and a notch (121) is formed in the folded edge (12); shading cardboard (13) include fixed part (131), shading portion (132) and chucking portion (133), fixed part (131) are fixed on apron (11), shading portion (132) with chucking portion (133) all set up on fixed part (131), shading portion (132) are located breach (121) department, chucking portion (133) with form chucking chamber (14) between hem (12), chucking chamber (14) are used for chucking diffuser plate (3) on the lamp panel.

2. A light leak resistant end cap for a lamp panel as defined in claim 1, wherein: the shading clamping plate (13) and the folded edge (12) are positioned on the same side of the cover plate (11).

3. A light leak resistant end cap for a lamp panel as defined in claim 1, wherein: the light shielding portion (132) is closely attached to the side wall of the folded edge (12).

4. A light leak resistant end cap for a lamp panel as defined in claim 3, wherein: the light shielding part (132) and the clamping part (133) are parallel to each other, and both of them are perpendicular to the fixing part (131).

5. A light leak resistant end cap for a lamp panel as defined in claim 1, wherein: a gap is left between the shading part (132) and the clamping part (133) along the length direction of the fixing part (131).

6. A light leak resistant end cap for a lamp panel as defined in claim 1, wherein: the notches (121) are formed in the two ends of the folded edge (12), the fixing portion (131) is provided with two shading portions (132), and the two shading portions (132) are respectively located in the notches (121) at the two ends of the folded edge (12).

7. A light leak resistant end cap for a lamp panel as defined in claim 1, wherein: the fixing part (131), the light shielding part (132) and the clamping part (133) are of an integrated structure.

8. A light leak resistant end cap for a lamp panel as defined in claim 1, wherein: the height of the folded edge (12) is larger than or equal to that of the shading part (132), and the height of the folded edge (12) is larger than or equal to that of the clamping part (133).

9. A lamp panel, characterized in that: the end cap (1) comprises an end cap (1) according to any one of claims 1 to 8, and further comprises a lamp housing (2) and a diffusion plate (3), wherein the diffusion plate (3) is disposed on the lamp housing (2), the end cap (1) is disposed at both ends of the lamp housing (2), and both ends of the diffusion plate (3) are respectively clamped in the clamping cavities (14) of the two end caps (1).

10. A light panel as claimed in claim 9, wherein: the lamp is characterized by further comprising a mounting and fixing seat (4), wherein the mounting and fixing seat (4) is arranged on the outer side wall of the lamp shell (2).