CN216952691U - Light emitting device - Google Patents

Abstract

The utility model provides a light-emitting device belongs to the lighting technology field, solves the wide problem of current light-emitting device light-emitting face. The light emitting device of the present disclosure includes: the first mask is provided with a first surface and a second surface which are oppositely arranged, the first mask is provided with a first accommodating part which extends along the thickness direction of the first mask, and the opening of the first accommodating part is deviated from the second surface; the first accommodating part is provided with a first bottom wall and a first side wall, and the first side wall is step-shaped; regarding the caliber of the first accommodating part, the caliber close to the first bottom wall is not larger than the caliber far away from the first bottom wall; the first lamp panel comprises a first substrate and a plurality of light-emitting units; the edge of the first substrate is fixed with the step surface of the first side wall; the plurality of light emitting units are arranged on one side of the first substrate close to the first bottom wall.

Description

Light emitting device

Technical Field

The disclosure belongs to the technical field of illumination, and particularly relates to a light-emitting device.

Background

People can utilize light emitting device to increase the festival atmosphere usually, but current light emitting device exists the light-emitting face width, can not satisfy people's demand, and the light emitting device is not convenient for the problem of dismantling.

SUMMERY OF THE UTILITY MODEL

The present disclosure is directed to solving at least one of the problems of the prior art and to providing a light emitting device.

In a first aspect, embodiments of the present disclosure provide a light emitting device, including:

the mask comprises a first mask and a second mask, wherein the first mask is provided with a first surface and a second surface which are oppositely arranged, the first mask is provided with a first accommodating part extending along the thickness direction of the first mask, and the opening of the first accommodating part is opposite to the second surface; the first accommodating part is provided with a first bottom wall and a first side wall, and the first side wall is step-shaped; regarding the caliber of the first accommodating part, the caliber close to the first bottom wall is not larger than the caliber far away from the first bottom wall;

a first lamp panel including a first substrate and a plurality of light emitting units; the edge of the first substrate is fixed with the step surface of the first side wall; the plurality of light emitting units are arranged on one side of the first substrate close to the first bottom wall.

Optionally, the first mask further has a first defining portion extending in a thickness direction thereof, an opening of the first defining portion facing away from the first surface; the orthographic projection of the first limiting part on the horizontal plane is positioned in the orthographic projection of the first accommodating part on the horizontal plane, and the maximum caliber of the first limiting part is smaller than the minimum caliber of the first accommodating part.

Optionally, the first face mask is a hollow ring structure.

Optionally, the first accommodating part comprises a plurality of sub accommodating parts communicated with each other; each of the plurality of sub-receiving parts is in a Chinese knot shape.

Optionally, the first face mask is snowflake shaped in profile.

Optionally, the lighting device further comprises a lighting control assembly fixed in the hollow position of the first face mask and electrically connected with the lighting unit.

Optionally, the light-emitting control assembly includes a bottom plate, a driving circuit board fixedly connected to the bottom plate, and a rear cover fixedly disposed on a side of the driving circuit board away from the bottom plate, where the driving circuit board is electrically connected to the light-emitting unit.

Optionally, the light emitting device further comprises a second lamp panel, and the second lamp panel is fixedly arranged on one side, far away from the driving circuit board, of the bottom plate.

Optionally, the light-emitting device further includes a second cover, and the second cover is fixedly disposed on a side of the driving circuit board away from the base plate.

Optionally, the light-emitting device further comprises a support fixedly connected with the first mask, and the shape of the support is matched with that of the first mask.

Optionally, the first mask is adhesively secured to the support member.

Optionally, the first mask and the support member are fixedly connected by a fall-preventing screw.

Optionally, the lighting device further includes a filling assembly configured to fill the first accommodating portion and fix the first lamp panel on the step surface of the first accommodating portion.

Drawings

Fig. 1a is an isometric exploded view of a light emitting device provided by an embodiment of the present disclosure;

FIG. 1b is a front view of the light emitting device shown in FIG. 1 a;

FIG. 1c is a left side view of the light emitting device shown in FIG. 1 a;

FIG. 1d is a rear view of the light emitting device shown in FIG. 1 a;

FIG. 2a is an isometric view of a first face shield of the light emitting device shown in FIG. 1 a;

FIG. 2b is a front view of the first face mask shown in FIG. 2 a;

FIG. 2c is a reverse view of the first mask shown in FIG. 2 a;

FIG. 2d is a cross-sectional view of the first facer of FIG. 2B taken along the direction B-B;

FIG. 2e is an enlarged view of the area of the first mask F shown in FIG. 2 d;

FIG. 3a is an isometric exploded view of a light emission control assembly of the light emitting device shown in FIG. 1 a;

FIG. 3b is a front view of the lighting control assembly shown in FIG. 3 a;

FIG. 3c is a left side view of the lighting control assembly shown in FIG. 3 a;

FIG. 3d is a rear view of the lighting control assembly shown in FIG. 3 a;

fig. 4a is an isometric exploded view of another light emitting device provided by an embodiment of the present disclosure;

FIG. 4b is a front view of a support member of the light emitting device of FIG. 4 a;

figure 4c is a cross-sectional view of the support member of figure 4b taken along the direction a-a.

Detailed Description

For a better understanding of the technical aspects of the present disclosure, reference is made to the following detailed description taken in conjunction with the accompanying drawings.

Unless otherwise defined, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this disclosure belongs. The use of "first," "second," and similar terms in this disclosure is not intended to indicate any order, quantity, or importance, but rather is used to distinguish one element from another. Also, the use of the terms "a," "an," or "the" and similar referents do not denote a limitation of quantity, but rather denote the presence of at least one. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.

Fig. 1a is an isometric exploded view of a light emitting device provided by an embodiment of the present disclosure; FIG. 1b is a front view of the light emitting device shown in FIG. 1 a; FIG. 1c is a left side view of the light emitting device shown in FIG. 1 a; FIG. 1d is a rear view of the light emitting device shown in FIG. 1 a; FIG. 2a is an isometric view of a first face shield of the light emitting device shown in FIG. 1 a;

FIG. 2b is a front view of the first face mask shown in FIG. 2 a; FIG. 2c is a reverse view of the first mask shown in FIG. 2 a;

FIG. 2d is a cross-sectional view of the first facer of FIG. 2B taken along the direction B-B; fig. 2e is an enlarged view of the area of the first mask F shown in fig. 2 d. As shown in fig. 1 a-2 e, the lighting device comprises a first visor 1 and a first lamp panel 2.

Specifically, the first mask 1 has a first surface 11 and a second surface 21 which are oppositely arranged, the first mask 1 has a first accommodating part 110 extending along the thickness direction thereof, and the opening of the first accommodating part 110 faces away from the second surface 21. The first receiving portion 110 has a first bottom wall 112 and a first sidewall 111, and the first sidewall 111 is stepped. Regarding the aperture of the first accommodating portion 110, the aperture d2 near the first bottom wall 112 is not greater than the aperture d1 far away from the first bottom wall 112, that is, the aperture d2 near the first bottom wall 112 is less than or equal to the aperture d1 far away from the first bottom wall 112, and those skilled in the art can set the sizes of d1 and d2 according to actual needs, and are not limited specifically herein. First lamp plate 2 includes first base plate 22 and a plurality of luminescence unit 23, and the edge of first base plate 22 is fixed mutually with the step face of first lateral wall 111, and a plurality of luminescence unit 23 set up in the one side that first base plate 22 is close to first diapire 112. The first face mask 1 is made of a transparent material, and the transparent material can be glass, plastic and various transparent composite materials with good light transmittance. The light emitting unit 22 may be an LED light source.

In this embodiment, since the first cover 1 has the first accommodating portion 110 extending along the thickness direction thereof, the first sidewall 111 of the first accommodating portion 110 is stepped, the edge of the first substrate 22 of the first lamp panel 2 is fixed to the stepped surface of the first sidewall 111, and the plurality of light emitting units 23 are disposed on the side of the first substrate 22 close to the first bottom wall 112. A part of the light emitted from the light emitting unit 22 is emitted from the first bottom wall 112 of the first housing portion 110, and the other part of the light is emitted from the first bottom wall 112 after being reflected after being irradiated to the side wall 111 of the first housing portion 110. Therefore, since the caliber d2 of the first accommodating portion 110 close to the first bottom wall 112 is not greater than the caliber d1 far from the first bottom wall 112, that is, the stepped first sidewall 111 of the first accommodating portion 110 limits the light emitting angle of the light emitting unit 22, that is, the stepped first sidewall 111 of the first accommodating portion 110 gathers light, the light emitting device has a narrower light emitting surface.

As shown in fig. 2 a-2 e, the first face mask 1 is a hollow ring structure, and the first face mask 1 has a snowflake shape. The first receiving portion 110 includes a plurality of sub receiving portions 1101 that communicate with each other, and each sub receiving portion 1101 is an integrally molded structure. Each of the plurality of sub-receiving parts 1101 has a chinese knot shape. The shape of the first mask and the shape of the receiving portion may be selected as needed, and are not particularly limited herein. Preferably, the outer contour of the first mask 1 in the embodiment of the present disclosure is snowflake-shaped, and each of the plurality of sub-receiving portions 1101 is Chinese knot-shaped, that is, petals of each "snowflake" are Chinese knot-shaped.

In some embodiments, as shown in fig. 2 a-2 e, the first mask 1 further has a first defining part 211 extending along the thickness direction thereof, the opening of the first defining part 211 faces away from the first surface 11, the orthographic projection of the first defining part 211 in the horizontal plane is located within the orthographic projection of the first accommodating part 110 in the horizontal plane, and the maximum caliber d3 of the first defining part 211 is smaller than the minimum caliber d2 of the first accommodating part 110.

In this embodiment, the light emitted from the first bottom wall 112 of the first accommodating portion 110 will continue to be radiated outwards through the first limiting portion 211, and the side wall of the first limiting portion 211 will further collect the light emitted from the first bottom wall 112, so that the first limiting portion 211 is further disposed on the first cover 1, and the maximum aperture d3 of the first limiting portion 211 is smaller than the minimum aperture d2 of the first accommodating portion 110, so as to further limit the light emitting angle of the light emitting unit 22, thereby making the light emitting surface of the light emitting device narrower. The maximum aperture d3 of the first limiting portion 211 can be set specifically, as long as the maximum aperture d3 of the first limiting portion 211 is smaller than the minimum aperture d2 of the first accommodating portion 110, and is not limited specifically herein.

In some embodiments, as shown in fig. 1a to 1d, the lighting apparatus further includes a lighting control assembly 5, the lighting control assembly 5 is fixed in the hollow position of the first cover 1 by screws and electrically connected to the first lamp panel 2, and specifically, as shown in fig. 3a to 3d, the lighting control assembly 5 includes a second cover 51, a second lamp panel 52, a bottom plate 53, a driving circuit board 54, and a rear cover 55. Drive circuit board 54 and second lamp plate 52 are the fixed both sides that set up at bottom plate 53 respectively, and back lid 55 is fixed to be set up and keeps away from bottom plate 53 one side at drive circuit board 54, and second facepiece 51 is fixed to be set up and keeps away from one side of bottom plate 53 at second lamp plate 52. The driving circuit board 54 may be electrically connected to the second lamp panel 52 and the first lamp panel 2, and provides a voltage supply signal and a switching signal for the light emitting unit 22 of the first lamp panel 2, so as to control the operating state of the light emitting unit 22. For example, the driving circuit board 54 can provide high and low voltages to control the brightness of the light emitting unit 22; and the driving circuit board 54 may provide a switching signal to control the lighting and extinguishing of the light emitting unit 22. In this embodiment, the second panel 51 and the bottom plate 53 may be fixed by bonding or screws, and the bottom plate 53 of the driving circuit board 54 and the rear cover 55 and the bottom plate 53 may also be fixed by bonding or screws.

Fig. 4a is an isometric exploded view of another lighting device provided by the embodiment of the present disclosure, and as shown in fig. 4a, the lighting device includes a first mask 1 and a support member 100, and the shape of the support member 100 is adapted to the shape of the first mask 1.

Wherein, the material of the supporting member 100 is a metal material, such as aluminum, iron, copper, etc. In order to achieve light weight, it is preferable that the material of the support 100 in this embodiment is aluminum.

In the present embodiment, the support member 100 functions to support the first cover 1, and thus the mechanical strength of the light emitting device can be improved by providing the support member 100.

The fixing manner of the first mask 1 and the support member 100 can be selected according to the circumstances, for example, the first mask 1 can be fixedly connected with the support member 100 by screws. Preferably, as shown in fig. 1a and 4a, after the first lamp panel 2 is placed in the first accommodating portion of the first mask 1, the first accommodating portion 110 is filled with a filling component 3 (for example, the filling component is glue), so that the first lamp panel 2 is fixed on the first mask 1, and then the double-sided tape 4 is attached to the outside of the filling component 3, so that the first mask 1 is adhesively fixed to the support member 100 by the double-sided tape 4. In addition, in order to improve the fixing strength of the first mask 1 and the support member 100, the first mask 1 may be fixedly connected to the support member 100 by the fall-preventing screws 6.

In this embodiment, after first accommodation portion 110 in first face guard 1 was put into to first lamp plate 2, carry out the encapsulating to first accommodation portion 110 and handle, play the effect of fixed first lamp plate on the one hand, on the other hand plays waterproof protection effect. In addition, the first mask 1 is fixedly connected with the support piece 100 through the anti-falling screw 6 and the double-sided adhesive tape 4, so that the fixing strength of the first mask 1 and the support piece 100 is improved, a double-safety effect is achieved, and the rapid installation and replacement of the light-emitting device are also realized.

In some embodiments, as shown in fig. 4a to 4c, in order to reduce the weight of the supporting member 100, a plurality of through holes 101 may be disposed on the supporting member 100, and the through holes 101 may also facilitate the routing of the wires.

In a specific embodiment, as shown in fig. 1a to 4c, the light emitting device includes two first panels 1 and a support member 100, the two first panels 1 are respectively disposed on two sides of the support member 100, and the shape of the support member 100 is adapted to the shape of the first panels 1. Wherein, the supporting member 100 has a plurality of threading holes 101. The light-emitting device further comprises a first lamp panel 2 arranged on the first face shield 1, a filling component 3, a double-faced adhesive tape layer 4 and a light-emitting control component 5.

The first face mask 1 has a first surface 11 and a second surface 21 which are oppositely arranged, the first face mask 1 has a first accommodating part 110 extending along the thickness direction thereof, and the opening of the first accommodating part 110 faces away from the second surface 21. The first receiving portion 110 has a first bottom wall 112 and a first sidewall 111, and the first sidewall 111 is stepped. With respect to the aperture of the first accommodating portion 110, the aperture d2 near the first bottom wall 112 is not greater than the aperture d1 far away from the first bottom wall 112, i.e., the aperture d2 near the first bottom wall 112 is less than or equal to the aperture d1 far away from the first bottom wall 112. The first lamp panel 2 includes a first substrate 22 and a plurality of light-emitting units 23, the edge of the first substrate 22 is fixed to the step surface of the first sidewall 111, and the plurality of light-emitting units 23 are disposed on one side of the first substrate 22 close to the first bottom wall 112.

The first mask 1 further has a first defining part 211 extending in a thickness direction thereof, an opening of the first defining part 211 faces away from the first surface 11, an orthographic projection of the first defining part 211 in a horizontal plane is located within an orthographic projection of the first accommodating part 110 in the horizontal plane, and a maximum caliber d3 of the first defining part 211 is smaller than a minimum caliber d2 of the first accommodating part 110.

The first face mask 1 is a hollow annular structure, and the outline of the first face mask 1 is snowflake-shaped. The first receiving portion 110 includes a plurality of sub receiving portions 1101 that communicate with each other, and each sub receiving portion 1101 is an integrally molded structure. Each of the plurality of sub-receiving portions 1101 has a chinese knot shape. Wherein, the shape of first lamp plate 2, fill subassembly 3 and two-sided adhesive layer 4 all with the shape looks adaptation of first face guard 1.

The filling assembly 3 is used for filling the first accommodating portion 110 and fixing the first lamp panel 2 on the first cover 1. The double-sided adhesive layer 4 is attached to the first mask 1 in which the first receiving portion 110 has been filled flat, for adhesively fixing the first mask 1 to the support member 100. In addition, in order to fix the first mask 1 to the support member 100 firmly, the first mask 1 is also fixedly connected to the support member 100 by the fall-preventing screws 6.

The shape of the light-emitting control assembly 5 is matched with the shape of the first face mask 1 in a hollow annular structure, and the light-emitting control assembly 5 is fixed on the hollow position of the first face mask 1 through screws.

The lighting control assembly 5 includes a second cover 51, a second lamp panel 52, a bottom plate 53, a driving circuit board 54, and a rear cover 55. Drive circuit board 54 and second lamp plate 52 set up the both sides at bottom plate 53 through the fix with screw respectively, and back lid 55 sets up at drive circuit board 54 and keeps away from bottom plate 53 one side through the fix with screw, and second face guard 51 sets up the one side of keeping away from bottom plate 53 at second lamp plate 52 through the fix with screw. The driving circuit board 54 is electrically connected to the second lamp panel 52 through an electric wire, and the electric wire connected to the driving circuit board 54 also passes through the through hole 101 on the supporting member 100 to be electrically connected to the first lamp panel 2 on the first mask 1. The driving circuit board 54 is used for controlling the on/off states and the brightness of the first lamp panel 2 and the second lamp panel 51. In this embodiment, since the first cover 1 has the first accommodating portion 110 extending along the thickness direction thereof, the first sidewall 111 of the first accommodating portion 110 is stepped, the edge of the first substrate 22 of the first lamp panel 2 is fixed to the stepped surface of the first sidewall 111, and the plurality of light emitting units 23 are disposed on the side of the first substrate 22 close to the first bottom wall 112. A part of the light emitted from the light emitting unit 22 is emitted from the first bottom wall 112 of the first housing portion 110, and the other part of the light is emitted from the first bottom wall 112 after being reflected after being irradiated to the side wall 111 of the first housing portion 110. Therefore, since the caliber d2 of the first accommodating portion 110 close to the first bottom wall 112 is not greater than the caliber d1 far from the first bottom wall 112, that is, the stepped first sidewall 111 of the first accommodating portion 110 limits the light emitting angle of the light emitting unit 22, that is, the stepped first sidewall 111 of the first accommodating portion 110 gathers light, the light emitting device has a narrower light emitting surface. Furthermore, by further providing the first limiting portion 211 on the first panel 1, and the maximum aperture d3 of the first limiting portion 211 is smaller than the minimum aperture d2 of the first accommodating portion 110, the light-emitting angle of the light-emitting unit 22 can be further limited, so that the light-emitting surface of the light-emitting device is narrower.

In addition, the first mask 1 is fixedly connected with the support piece 100 through the anti-falling screw 6 and the double-sided adhesive tape 4, so that the fixing strength of the first mask 1 and the support piece 100 is improved, a double-safety effect is achieved, and the rapid installation and replacement of the light-emitting device are also realized.

It is to be understood that the above embodiments are merely exemplary embodiments that are employed to illustrate the principles of the present disclosure, and that the present disclosure is not limited thereto. It will be apparent to those skilled in the art that various changes and modifications can be made therein without departing from the spirit and scope of the disclosure, and these are to be considered as the scope of the disclosure.

Claims (13)

1. A light-emitting device, comprising:

the mask comprises a first mask and a second mask, wherein the first mask is provided with a first surface and a second surface which are oppositely arranged, the first mask is provided with a first accommodating part extending along the thickness direction of the first mask, and the opening of the first accommodating part is opposite to the second surface; the first accommodating part is provided with a first bottom wall and a first side wall, and the first side wall is step-shaped; as for the caliber of the first accommodating part, the caliber close to the first bottom wall is not larger than the caliber far away from the first bottom wall;

the first lamp panel comprises a first substrate and a plurality of light-emitting units; the edge of the first substrate is fixed with the step surface of the first side wall; the plurality of light emitting units are arranged on one side of the first substrate close to the first bottom wall.

2. The light-emitting device according to claim 1, wherein the first cover further has a first defining portion extending in a thickness direction thereof, an opening of the first defining portion facing away from the first surface; the orthographic projection of the first limiting part on the horizontal plane is positioned in the orthographic projection of the first accommodating part on the horizontal plane, and the maximum caliber of the first limiting part is smaller than the minimum caliber of the first accommodating part.

3. The lighting device as defined in claim 1, wherein the first face shield is a hollow ring-shaped structure.

4. The light-emitting device according to claim 3, wherein the first housing portion includes a plurality of sub housing portions communicating with each other; each of the plurality of sub-receiving parts is in a Chinese knot shape.

5. The lighting device as defined in claim 3, wherein the first face mask is snowflake-shaped in profile.

6. The lighting device according to claim 3, further comprising a lighting control assembly fixed in the hollow position of the first cover and electrically connected to the lighting unit.

7. The lighting device as claimed in claim 6, wherein the lighting control assembly comprises a base plate, a driving circuit board fixedly connected to the base plate, and a rear cover fixedly disposed on a side of the driving circuit board away from the base plate, the driving circuit board being electrically connected to the lighting unit.

8. The light-emitting device according to claim 7, further comprising a second lamp panel, wherein the second lamp panel is fixedly disposed on a side of the bottom plate away from the driving circuit board.

9. The lighting device of claim 8, further comprising a second cover fixedly disposed on a side of the driving circuit board away from the base plate.

10. The lighting device as defined in claim 1, further comprising a support member fixedly connected to the first mask, wherein the support member is shaped to fit the shape of the first mask.

11. The lighting device of claim 10, wherein said first mask is adhesively secured to said support member.

12. The lighting apparatus as defined in claim 10, wherein the first mask is fixedly connected to the support member by a fall prevention screw.

13. The lighting device according to claim 1, further comprising a filling member configured to fill the first receiving portion and fix the first lamp panel on the step surface of the first receiving portion.

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