CN217603964U - Lighting lamp with two-side luminescence and middle transparency - Google Patents

Abstract

The utility model provides a lighting lamp with two-side luminescence and transparent middle, which comprises a lamp frame and an inner module; the top wall of the lamp frame is provided with a first mounting position suitable for suspension mounting, the outer frame wall on one side is provided with a second mounting position suitable for wall mounting, and grooves are distributed on the inner frame wall of the lamp frame along the circumferential direction of the inner frame wall; the inner module comprises a light guide plate with the edge embedded in the groove and two groups of linear light sources arranged in the groove, the two groups of linear light sources are arranged oppositely, and the light emitting surfaces of the two groups of linear light sources are respectively aligned with the two opposite side walls of the light guide plate; the light guide plate is a transparent plate, and when the inner module is electrified, the light guide plate is used for reflecting light rays emitted by the two groups of linear light sources into surfaces and emitting the light rays out of the two side plate surfaces. The utility model provides a have two sides and give off light and middle transparent illumination lamps and lanterns can avoid the lamp body back under the state of opening the light shadow region appearing, improves the illuminating effect quality, can avoid the lamp body to shelter from the sight under the state of turning off the light, improves the installation aesthetic property.

Description

Lighting lamp with two-side luminescence and middle transparency

Technical Field

The utility model belongs to the technical field of lamps and lanterns, concretely relates to illumination lamps and lanterns with two sides are luminous and middle transparent.

Background

The panel lamps in the market at present are single-sided light emitting, if the direct type panel lamp directly irradiates the diffusion plate through the light source array to emit uniform light downwards, the side light emitting type panel lamp converts the side line light source into a surface light source through the light guide plate, and then all the light is reflected to the diffusion plate below through the light reflecting sheet above the light guide plate to emit light.

The best installation modes of the existing panel lamps are ceiling installation modes without back lighting, when suspension installation or wall hanging installation with different heights is needed, shadow areas can be generated on the back of the lamp body after the lamp is started, and meanwhile, because the lamp body is shielded, a ceiling or a wall above the lamp body cannot be seen, the lighting effect is influenced, the appearance is visually lack, and the market development of the panel lamp is restricted.

SUMMERY OF THE UTILITY MODEL

An embodiment of the utility model provides a have two sides luminous and middle transparent illumination lamps and lanterns aims at solving the current panel light and adopts the poor, problem of sheltering from the sight of illuminating effect when hanging in midair or hanging the mode installation.

In order to achieve the above object, the utility model adopts the following technical scheme: the lighting lamp with double-sided light emission and middle transparency is provided, and comprises a lamp frame and an inner module; the top wall of the lamp frame is provided with a first mounting position suitable for suspension mounting, the outer frame wall on one side is provided with a second mounting position suitable for wall mounting, and grooves are distributed on the inner frame wall of the lamp frame along the circumferential direction of the inner frame wall; the inner module comprises a light guide plate with the edge embedded in the groove and two groups of linear light sources arranged in the groove, the two groups of linear light sources are arranged oppositely, and the light emitting surfaces of the two groups of linear light sources are respectively aligned with the two opposite side walls of the light guide plate; the light guide plate is a transparent plate, and when the inner module is electrified, the light guide plate is used for reflecting light rays emitted by the two groups of linear light sources into surfaces and emitting the light rays out of the two side plate surfaces.

In a possible implementation manner, the surface of one side of the light guide plate is silk-screened or laser engraved with reflective dots.

In some embodiments, transparent protective coatings are disposed on both sides of the light guide plate.

Illustratively, the line light source comprises an aluminum groove, an LED light bar and a PCB control board; the aluminum groove is clamped in the groove on the inner frame wall on the corresponding side of the lamp frame, and the notch of the aluminum groove is suitable for clamping the corresponding side edge of the light guide plate; the LED lamp strip is arranged in the aluminum groove, and at least one row of LED lamp beads aligned with the side wall of the light guide plate are distributed on the LED lamp strip; the PCB control panel is arranged on the outer wall of the aluminum-shaped groove and is electrically connected with the LED light bar, and the PCB control panel is used for externally connecting a power supply line.

For example, the positions of two inner side groove walls of the aluminum-shaped groove, which are close to the groove bottom, are respectively provided with a clamping groove, and two side edges of the LED light bar are respectively clamped in the two clamping grooves.

In a possible implementation manner, the outer wall of the aluminum-type groove opposite to the notch thereof is in a square wave tooth-shaped structure suitable for heat dissipation.

In some embodiments, the lamp frame is formed by enclosing two long frames arranged oppositely and two short frames arranged oppositely, and the groove comprises a long groove part positioned on the two long frames and a short groove part positioned on the two short frames; wherein, a group of linear light sources are respectively arranged in the two long groove parts.

Illustratively, the long frame and the short frame are formed by oppositely buckling two F-shaped or L-shaped aluminum profiles.

For example, the first installation position is a plurality of sling seats distributed on the top wall of the lamp frame in an array; the second installation position is at least two calabash holes of interval distribution on one side outer wall of rim, and the calabash hole is suitable for and fixes with wall body fastener joint.

The utility model provides a have two sides luminous and middle transparent lighting fixture's beneficial effect lies in: compared with the prior art, the utility model discloses have two sides and luminous and middle transparent lighting fixture, can adopt the lifting rope to be connected with first installation position and realize suspending in midair the installation, also can realize the hanging installation with wall connection through second installation position, the side emission light of line source orientation light guide plate in the recess, on the one hand can utilize the effect of sheltering from of recess to improve the light utilization ratio, on the other hand can utilize the reflex action of light guide plate to convert the line source into the area source and jet out by the both sides face of light guide plate, realize two-sided luminous, thereby avoid the lamp body back under the state of opening a light shade region to appear, improve the illuminating effect quality, furthermore, because the light guide plate is the transparent plate, consequently can see the lamp body back or top through the light guide plate under the state of closing a light, avoid the lamp body to shelter from the sight, improve the installation aesthetic property.

Drawings

Fig. 1 is a schematic perspective view of a lighting fixture with two-sided light emission and a transparent middle part according to an embodiment of the present invention;

FIG. 2 is a schematic view of a portion A of FIG. 1;

fig. 3 is a schematic view of a partial cross-sectional structure of a lighting fixture with two-sided light emission and a middle transparent surface along a short axis direction thereof according to an embodiment of the present invention;

fig. 4 is a schematic view of a partial cross-sectional structure of a lighting fixture with two-sided light emission and a middle transparent surface along a long axis direction thereof according to an embodiment of the present invention;

fig. 5 is a schematic top view of a corner region of a light guide plate according to an embodiment of the present invention;

fig. 6 is a schematic view of a partial cross-sectional structure of a light guide plate according to an embodiment of the present invention;

fig. 7 is a schematic cross-sectional structure diagram of an aluminum-type groove adopted in the embodiment of the present invention.

In the figure: 10. a lamp frame; 101. a first mounting location; 102. a second mounting location; 103. a groove; 11. a long frame; 111. a sling mount; 112. a gourd hole; 12. a short frame; 20. an inner module; 21. a light guide plate; 211. reflecting the mesh points; 212. a transparent protective coating; 22. a line light source; 221. an aluminum groove; 2211. a card slot; 2212. a square wave tooth-shaped structure; 222. an LED light bar; 223. and a PCB control board.

Detailed Description

In order to make the technical problem, technical solution and beneficial effects to be solved by the present invention more clearly understood, the following description is made in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It will be understood that when an element is referred to as being "disposed on" another element, it can be directly on the other element or be indirectly on the other element. It will be understood that the terms "long", "short", "upper", "lower", "front", "rear", "top", "bottom", "inner", "outer", and the like, as well as the relative dimensions, and the like, are used in the orientations and positions shown in the drawings and are used for convenience in describing and simplifying the invention, and do not indicate or imply that the referenced devices or elements must be in a particular orientation, constructed and operated in a particular orientation, and therefore should not be considered to be limiting. The terms "first", "second" and "first" are used for descriptive purposes only and are 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 one or several of that feature. In the description of the present invention, "a number" means two or more unless specifically limited otherwise.

Referring to fig. 1 to fig. 6, a lighting device with two-sided light emission and middle transparency according to the present invention will now be described. The lighting lamp with double-sided light emission and middle transparency comprises a lamp frame 10 and an inner module 20; a first mounting position 101 suitable for hanging and mounting is arranged on the top wall of the lamp frame 10, a second mounting position 102 suitable for wall-mounted mounting is arranged on the outer frame wall on one side, and grooves 103 are distributed on the inner frame wall of the lamp frame 10 along the circumferential direction; the inner module 20 includes a light guide plate 21 with an edge embedded in the groove 103, and two sets of linear light sources 22 arranged in the groove 103, the two sets of linear light sources 22 are arranged oppositely, and light emitting surfaces of the two sets of linear light sources 22 are aligned with two opposite side walls of the light guide plate 21 respectively; the light guide plate 21 is a transparent plate, and when the inner module 20 is powered on, the light guide plate 21 is used for reflecting the light emitted by the two sets of line light sources 22 into a surface and emitting the light from the two side plate surfaces.

It should be noted that the light guide plate 21 reflects the linear light incident from its side wall to form a surface-area light emitting form by using the dot structure distributed thereon, in short, the linear light source 22 can be converted into a surface light source, and can be made of an optical-grade acrylic plate or a PC plate.

Compared with the prior art, the lighting lamp with double-sided lighting and middle transparency provided by the embodiment can be connected with the first mounting position 101 through a lifting rope to realize suspension mounting, can also be connected with a wall through the second mounting position 102 to realize wall-mounted mounting, the line light source 22 emits light towards the side of the light guide plate 21 in the groove 103, on one hand, the shielding effect of the groove 103 can be utilized to improve the light utilization rate, on the other hand, the reflection effect of the light guide plate 21 can be utilized to convert the line light source 22 into a surface light source and eject the surface light from the two sides of the light guide plate 21, double-sided lighting is realized, so that a shadow area appears on the back of the lamp body in a lighting-on state is avoided, the lighting effect quality is improved, in addition, the light guide plate 21 is a transparent plate, the back or the top of the lamp body can be seen through the light guide plate 21 in a lighting-off state, the vision of the lamp body is avoided being shielded, and the mounting attractiveness is improved.

In some embodiments, referring to fig. 5 and 6, the light guide plate 21 has reflective dots 211 printed on one side of the plate surface by silk screen printing or laser engraving; transparent protective coatings 212 are disposed on both side surfaces of the light guide plate 21. It should be understood that, in order to improve the uniformity of the emitted light, the distribution densities of the reflective dots 211 at different positions of the light guide plate 21 are different, and the near-optimal effect can be achieved by continuously adjusting the distribution of the reflective dots 211 and performing detection according to the idea that the density of corner positions is high and the density of middle areas is low; the transparent protective coating 212 may be an electrostatic adhesive film or a transparent paint, and mainly protects the surface of the light guide plate 21 from abrasion.

As an embodiment of the above-mentioned line light source 22, please refer to fig. 3, the line light source 22 includes an aluminum groove 221, an LED light bar 222, and a PCB control board 223; wherein, the aluminum-shaped groove 221 is inserted into the groove 103 on the inner frame wall of the corresponding side of the lamp frame 10, and the notch of the aluminum-shaped groove 221 is suitable for clamping the corresponding side edge of the light guide plate 21; the LED light bar 222 is disposed in the aluminum groove 221, and at least one row of LED light beads aligned with the side wall of the light guide plate 21 are disposed on the LED light bar 222; the PCB control board 223 is arranged on the outer wall of the aluminum-shaped groove 221 and is electrically connected with the LED light bar 222, and the PCB control board 223 is used for externally connecting a power supply circuit.

Aluminum groove 221 can adopt heat-conducting glue to bond and fix in recess 103, also can be directly with recess 103 welded fastening, LED lamp strip 222 wears to establish in aluminum groove 221, thereby make the light that LED lamp pearl sent can all inject into light guide plate 21 inside by the lateral wall of light guide plate 21, and then reduce or avoid the light leakage, can improve the light efficiency, set up PCB control panel 223 on the outer wall of aluminum groove 221 simultaneously, be equivalent to PCB control panel 223 can enough hide inside recess 103, can not interfere LED lamp strip 222 luminous again, thereby can improve whole appearance quality of lamps and lanterns and illuminating effect.

In some possible implementations, referring to fig. 3 and fig. 7, two inner side walls of the aluminum groove 221 are respectively provided with a slot 2211 at a position close to the bottom of the groove, and two side edges of the led light bar 222 are respectively clamped in the two slots 2211. The clamping groove 2211 structure on the inner wall of the aluminum groove 221 can clamp and fix the substrate (or base band) edge of the LED light bar 222, the connection mode is simple and stable, the LED light bar 222 can be conveniently disassembled, assembled and replaced, and certainly, in order to improve the stability, the heat conducting glue can be coated between the two ends of the back of the LED light bar 222 and the bottom of the aluminum groove 221 for bonding and fixing.

Optionally, in order to avoid high temperature operation of the LED light bar 222 and improve heat dissipation capability, in this embodiment, the outer wall of the aluminum groove 221 opposite to the notch thereof is a square wave tooth-shaped structure 2212 suitable for heat dissipation. The square wave tooth-shaped structure 2212 can increase the surface area of the aluminum groove 221, so that the heat dissipation capacity is improved.

In some embodiments, as will be understood from fig. 1, 3 and 4, the bezel 10 is enclosed by two long frames 11 disposed opposite to each other and two short frames 12 disposed opposite to each other, and the groove 103 includes a long groove portion located on the two long frames 11 and a short groove portion located on the two short frames 12; wherein, a group of linear light sources 22 are respectively arranged in the two long groove parts.

It should be understood that, since the linear light sources 22 directly determine the area of the surface light source formed on the light guide plate 21 according to the distance that the side wall of the linear light source 22 enters the light guide plate 21, and in order to ensure that the whole light guide plate 21 can uniformly emit light, the linear light sources 22 are respectively arranged in the two long groove portions with short spacing distance for correlation, so that the incident light of each group of linear light sources 22 can completely pass through the light guide plate 21 in the width direction, or at least pass through half of the width of the light guide plate 21, and the principle that the farther the distance that the light enters the light guide plate 21 is attenuated is utilized, the light emitted into each position in the light guide plate 21 is basically consistent under the overlapping effect of the light emitted by the two groups of linear light sources 22 mutually correlated, thereby improving the uniformity of emitted light.

Specifically, in this embodiment, the long frame 11 and the short frame 12 are formed by two F-shaped or L-shaped aluminum profiles that are oppositely fastened. When the two F-shaped or L-shaped aluminum profiles are buckled, the two are buckled oppositely, and the end to end are opposite, and the width difference of the hems of the two is utilized to form a groove 103 structure after buckling, and meanwhile, the hems provide clamping force to enable the two aluminum profiles to be matched with and clamp the edge of the light guide plate 21 or the aluminum-shaped groove 221, so that the F-shaped aluminum profiles are preferably adopted for improving the structural strength and the clamping force, especially for the long frame 11, the rib structure in the middle of the F-shaped aluminum profiles can be utilized to provide sufficient abutting force for the groove wall of the aluminum-shaped groove 221, and the connection stability of the light guide plate 21 is improved; in addition, the mode of clamping and fixing the aluminum profiles which are buckled relatively is adopted, so that the whole assembly, disassembly and maintenance of the inner module 20 can be facilitated.

It should be understood that, in the present embodiment, please refer to fig. 1 and fig. 2 together to understand that the first installation sites 101 are a plurality of sling seats 111 distributed on the top wall of the light frame 10 in an array; the second mounting positions 102 are at least two gourd holes 112 distributed on an outer wall of one side of the lamp frame 10 at intervals, and the gourd holes 112 are suitable for being clamped and fixed with a wall fastener. Can hoist the use after through lifting rope and lifting rope seat 111 fixed connection, or utilize the head end of the fastener (like nail, bolt) of according to required rigidity on the wall body to embolia by the macropore department of calabash hole 112, then make the fastener head end slide in the aperture of calabash hole 112, thereby make the head end of fastener and the aperture department of calabash hole 112 form the joint relation, then cooperate the lamp frame 10 lateral wall to support with the wall and act on, realize the hanging installation, the mounting means is simple and flexible, it is abundant to be suitable for the scene.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims (9)

1. A lighting fixture having two-sided illumination and intermediate transparency, comprising:

the lamp frame comprises a lamp frame body, wherein a first mounting position suitable for hanging mounting is arranged on the top wall of the lamp frame body, a second mounting position suitable for wall hanging mounting is arranged on the outer frame wall on one side of the lamp frame body, and grooves are distributed on the inner frame wall of the lamp frame body along the circumferential direction of the inner frame wall;

the inner module comprises a light guide plate with the edge embedded in the groove and two groups of linear light sources arranged in the groove, the two groups of linear light sources are arranged oppositely, and the light emitting surfaces of the two groups of linear light sources are respectively aligned with the two opposite side walls of the light guide plate;

the light guide plate is a transparent plate, and when the inner module is electrified, the light guide plate is used for reflecting light rays emitted by the two groups of linear light sources into surfaces and emitting the light rays out of the two side plate surfaces.

2. The lamp of claim 1, wherein the light guide plate has reflective dots printed on one side of the light guide plate by silk screening or laser engraving.

3. The lamp of claim 2, wherein the light guide plate has transparent protective coatings on both sides of the light guide plate.

4. A lighting fixture having two-sided illumination and intermediate transparency as defined in claim 1, wherein said linear light source comprises:

the aluminum-shaped grooves are clamped and embedded in the grooves in the inner frame walls on the corresponding sides of the lamp frame, and the notches of the aluminum-shaped grooves are suitable for clamping the corresponding side edges of the light guide plate;

the LED lamp strip is arranged in the aluminum groove, and at least one row of LED lamp beads aligned with the side wall of the light guide plate are distributed on the LED lamp strip;

the PCB control panel is located on the outer wall in aluminium type groove, and with LED lamp strip electricity is connected, the PCB control panel is used for external power supply line.

5. The lamp of claim 4, wherein the two inner walls of the aluminum groove are provided with a groove near the bottom of the groove, and the two edges of the LED light bar are respectively clamped in the two grooves.

6. The double-sided and intermediate translucent light fixture of claim 4 wherein the outer wall of said aluminum channel opposite said slot opening is square wave castellated for heat dissipation.

7. The double-sided and translucent light fixture of claim 4 wherein said bezel is defined by two opposing long borders and two opposing short borders, and said recess includes long slots in said two long borders and short slots in said two short borders; and a group of linear light sources are respectively arranged in the two long groove parts.

8. The lamp of claim 7, wherein the long bezel and the short bezel are formed by two opposing F-shaped or L-shaped aluminum profiles.

9. The light fixture of any of claims 1-8, wherein the first mounting location is a plurality of lanyard receptacles distributed in an array on a top wall of the bezel; the second installation position is at least two gourd holes distributed on the outer wall of one side of the lamp frame at intervals, and the gourd holes are suitable for being clamped and fixed with the wall fastening piece.

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