CN205226984U - Indirect illumination LED lamp panel - Google Patents

Abstract

The utility model discloses an indirect lighting LED lamp panel, which comprises a lamp housing, an LED light bar and a light-transmitting cover. The inner side of the lamp housing forms a reflective surface above the light-transmitting cover, and a lamp chamber is formed between the reflective surface and the light-transmitting cover. , the two side edges of the lamp housing are provided with bosses inside the lamp cavity, the top of the bosses is provided with a mounting groove, the LED light bar is installed in the installation groove, the lamp housing forms a stepped groove at the bottom of the boss, and the light-transmitting cover is provided In the stepped groove, the light emitted by the LED light bar in the utility model is reflected by the reflective surface and then emitted from the light-transmitting cover, thereby realizing the light-emitting path of the LED light source from the LED light bar to the light-transmitting cover, achieving the purpose of indirect light emission and reducing glare. The light strips are installed on both sides of the lamp shell, and the distance from the LED light strip to the reflective surface can be adjusted to meet the illumination requirements of different scenes, and can also make the light output of the lamp uniform, avoiding defects such as non-luminous spots and spots. Moreover, the requirements for the light-transmitting cover are also reduced, and the lamps and lanterns can be made thin and simple.

Description

An indirect lighting LED lamp panel

technical field

The utility model is used in the technical field of lighting fixtures, in particular to an indirect lighting LED lamp panel.

Background technique

As a new generation of solid-state light source, light-emitting diode (Light Emitting Diode, LED) has many advantages such as energy saving and environmental protection, long life, anti-vibration, etc. With the advancement of technology, its power and brightness are also increasing, and gradually replace various traditional light sources. Widely used in display, lighting and other fields. Among them, LED lamp panels are widely used in subways, shopping malls, office buildings and other places. At present, the LED lamp panel on the market mainly adopts the direct light output method, which is prone to glare, spots and other discomforts.

Disadvantages of LED light panels currently on the market:

1. The lighting method of the lamp panel mainly adopts the direct light emitting method, and the glare is reduced by controlling the thickness and haze of the lampshade. However, as the brightness of the LED light source becomes higher and higher, the glare phenomenon of the direct light emitting lamp panel becomes more and more serious;

2. In order to reduce the glare of the lamp panel, it is necessary to thicken the lampshade to increase the haze, and the lamp beads need to be far away from the lampshade, which makes the thicker lamp panel appear bloated and unsightly, and the unevenness of the lampshade haze also makes the light-emitting surface uneven Uniform, with problems such as bright spots and spots;

3. Most of the mounting brackets of the lamp panel are fixed by welding or locking with screws through fixing holes, which cannot be adjusted, so that the lamp panel cannot be well adapted to the original installation hanger.

Utility model content

In order to solve the above problems, the utility model provides an indirect lighting LED lamp panel, which can greatly reduce the discomfort caused by glare to people while ensuring the illuminance and luminous flux. point.

The technical solution adopted by the utility model to solve the technical problem is: an indirect lighting LED lamp panel, including a lamp housing, an LED light bar arranged in the lamp housing and a light-transmitting cover installed at the bottom of the lamp housing, The inner side of the lamp housing forms a reflective surface above the light-transmitting cover, and a lamp cavity is formed between the reflective surface and the light-transmitting cover. The top of the platform is provided with an installation groove, the LED light bar is installed in the installation groove, the lamp housing forms a stepped groove at the bottom of the boss, the light-transmitting cover is arranged in the stepped groove, and the LED light strip The emitted light is reflected by the reflective surface and emitted from the transparent cover.

As a further improvement of the technical solution of the utility model, the lamp housing is a strip-shaped profile product, the cross section of the lamp housing is m-shaped with a flange in the middle, and the lamp housing forms two corresponding sides on both sides of the flange. Two reflective surfaces of the boss.

As a further improvement of the technical solution of the present utility model, a reflective film is provided on each of the reflective surfaces.

As a further improvement of the technical solution of the utility model, the reflective film is arranged between the flange and the boss, and the flange and the boss are provided with slots for inserting the reflective film.

As a further improvement of the technical solution of the utility model, side covers for pressing the light-transmitting cover into the stepped groove are provided on both side edges of the lamp housing.

As a further improvement of the technical solution of the utility model, the lamp housing is provided with a side edge on the outside of the stepped groove, and a first T-shaped slot is provided on the side edge, and the side cover includes a Hemming and a flange that extends below the stepped groove and presses the light-transmitting cover tightly, and the side cover is also provided with a T-shaped bump that can be inserted into the first T-shaped slot between the hemming and the flange .

As a further improvement of the technical solution of the utility model, it also includes a mounting bracket, the top of the lamp housing is provided with a second T-shaped slot along the extending direction of the lamp housing, and the mounting bracket is arranged on the second T-shaped slot. The bolts in the slots are fastened on the lamp housing.

Beneficial effects of the utility model: In the utility model, the LED light bar is arranged on the top of the boss on both sides of the lamp shell, and the lamp shell forms a reflective surface on the opposite side of the boss, and the light emitted by the LED light bar is reflected by the reflective surface It is emitted from the light-transmitting cover, so that the light-emitting path of the LED light source is from the LED light bar to the light-transmitting cover, achieving the purpose of indirect light emission and reducing glare. The light strips are installed on both sides of the lamp shell, and the distance from the LED light strip to the reflective surface can be adjusted to meet the illumination requirements of different scenes, and can also make the light output of the lamp uniform, avoiding defects such as non-bright spots and spots. Moreover, the requirements for the light-transmitting cover are also reduced, and the lamps and lanterns can be made thin and simple.

Description of drawings

Below in conjunction with accompanying drawing, the utility model is further described:

Fig. 1 is an axonometric view of the utility model;

Fig. 2 is the end view of the utility model.

detailed description

With reference to Fig. 1, Fig. 2, it has shown the concrete structure of the preferred embodiment of the present utility model. The structural features of each element of the present utility model will be described in detail below, and if there is a description to the direction (up, down, left, right, front and back), it is described with reference to the structure shown in Figure 1, but the utility model The actual use direction is not limited to this.

The utility model provides an indirect lighting LED lamp panel, which comprises a lamp housing 1, an LED light bar 2 arranged in the lamp housing 1 and a light-transmitting cover 3 installed at the bottom of the lamp housing 1. The lamp housing The inner side of 1 forms a reflective surface above the light-transmitting cover 3, and a lamp cavity 4 is formed between the reflective surface and the light-transmitting cover 3, and the two side edges of the lamp housing 1 are provided with bosses 11 inside the light cavity 4, The top of the boss 11 is provided with a mounting groove 12, the LED light bar 2 is installed in the mounting groove 12, the lamp housing 1 forms a stepped groove 13 at the bottom of the boss 11, and the light-transmitting cover 3 Located in the stepped groove 13 , the light emitted by the LED light bar 2 is reflected by the reflective surface and emitted from the transparent cover 3 .

In the utility model, the LED light bar 2 is arranged on the top of the boss 11 on both sides of the lamp housing 1, and the lamp housing 1 forms a reflective surface on the opposite side of the boss 11, and the light emitted by the LED light bar 2 is reflected by the reflective surface. The light-transmitting cover 3 is emitted, so that the light-emitting path of the LED light source is from the LED light bar to the light-transmitting cover, achieving the purpose of indirect light emission and reducing glare. By installing light strips on both sides of the light housing 1, adjusting the distance from the LED light strip 2 to the reflective surface can meet the illumination requirements of different scenes, and can also make the light output of the lamps uniform, avoiding defects such as non-luminous spots and spots. Moreover, the requirements for the light-transmitting cover 3 are also lowered, and the light fixture can be made thin and simple.

The lamp housing 1 is a strip-shaped profile product, the cross section of the lamp housing 1 is m-shaped with a flange 14 in the middle, and the lamp housing 1 forms two corresponding bosses on both sides of the flange 14 11 of the two reflective surfaces. Each of the reflective surfaces is provided with a reflective film 5, and the reflective film 5 is arranged between the flange 14 and the boss 11, and the flange 14 and the boss 11 are provided with inserts for the reflective film 5 to be inserted. Slot 15. The setting of the reflective film 5 ensures the reflection of the light and the illuminance requirements, and realizes the luminous path of the LED light source from the LED light source→reflective film→light-transmitting cover to achieve indirect light emission and reduce glare.

Both side edges of the lamp housing 1 are provided with side covers 6 for pressing the transparent cover 3 into the stepped groove 13 . The lamp housing 1 is provided with a side edge 16 on the outside of the stepped groove 13, and a first T-shaped slot 17 is provided on the side edge 16, and the side cover 6 includes a wrapping 61 that can wrap around the outside of the side edge 16. and a flange 62 that extends below the stepped groove 13 and presses the translucent cover 3 tightly. The side cover 6 is also provided with a flange between the edge 61 and the flange 62 that can be inserted into the first T-shaped slot 17. When installing, first install the translucent cover 3 in the stepped groove 13, and then insert the T-shaped bump 63 of the side cover 6 into the first T-shaped slot 17 along the extending direction of the lamp housing 1, Therefore, the side cover 6 presses the transparent cover 3 into the stepped groove 13, which has a simple structure and is easy to install.

Also includes a mounting bracket 7, the top of the lamp housing 1 is provided with a second T-shaped slot 18 along the extending direction of the lamp housing 1, and the mounting bracket 7 passes through the bolts set in the second T-shaped slot 18 It is fastened on the lamp housing 1 . The bolts are preferably hexagonal head bolts, put the hexagonal head bolts into the second T-shaped slot 18 of the lamp housing 1, adjust the appropriate installation size according to the distance of the suspender in the actual installation occasion, and pass the installation bracket 7 and the hexagonal head bolts The nuts are locked to achieve the purpose of adapting to different pitches of different mounting screws, and the adjustability of the mounting bracket 7 can adapt to different pitches of different mounting screws.

Of course, the present invention is not limited to the above-mentioned embodiments. Those skilled in the art can also make equivalent modifications or replacements without violating the spirit of the present utility model. These equivalent modifications or replacements are all included in the claims of this application. within the limited range.

Claims (7)

1. An indirect lighting LED lamp panel, characterized in that: it includes a lamp housing, an LED light strip arranged in the lamp housing and a light-transmitting cover installed at the bottom of the lamp housing, the inner side of the lamp housing is transparent A reflective surface is formed above the light cover, and a lamp cavity is formed between the reflective surface and the light-transmitting cover. The two side edges of the lamp housing are provided with bosses inside the lamp cavity, and the top of the boss is provided with a mounting groove. The LED light bar is installed in the installation groove, the lamp housing forms a stepped groove at the bottom of the boss, the light-transmitting cover is arranged in the stepped groove, and the light emitted by the LED light bar is reflected by the reflective surface Emitted from the translucent cover. 2. The indirect lighting LED lamp panel according to claim 1, characterized in that: the lamp housing is a strip-shaped profile product, the cross-section of the lamp housing is m-shaped with a flange in the middle, and the lamp housing The shell forms two reflective surfaces corresponding to the two bosses on both sides of the flange. 3 . The indirect lighting LED lamp panel according to claim 2 , wherein a reflective film is provided on each of the reflective surfaces. 4 . 4. The indirect lighting LED lamp panel according to claim 3, characterized in that: the reflective film is arranged between the flange and the boss, and the flange and the boss are provided with holes for the reflective film to be inserted into. slot. 5. The LED lamp panel for indirect lighting according to claim 2, 3 or 4, characterized in that: both side edges of the lamp housing are provided with side covers that press the translucent cover into the stepped groove . 6. The indirect lighting LED lamp panel according to claim 5, characterized in that: the lamp housing is provided with a side edge on the outside of the stepped groove, and a first T-shaped slot is provided on the side edge, and the side cover includes The edge that can be wrapped around the outside of the side edge and the flange that extends below the stepped groove and presses the light-transmitting cover tightly, and the side cover is also provided with the first cover that can be inserted between the edge and the flange. T-bumps in T-slots. 7. The indirect lighting LED lamp panel according to claim 2, 3 or 4, further comprising a mounting bracket, the top of the lamp housing is provided with a second T-shaped slot along the extending direction of the lamp housing, The installation bracket is fastened and installed on the lamp housing through bolts arranged in the second T-shaped slot.