CN211821952U

CN211821952U - Cabinet lamp

Info

Publication number: CN211821952U
Application number: CN202020668147.9U
Authority: CN
Inventors: 丘春添; 姚志军; 连宗山; 陈临滉
Original assignee: Xiamen Hi Light Lighting Co Ltd
Current assignee: Xiamen Hi Light Lighting Co Ltd
Priority date: 2020-04-27
Filing date: 2020-04-27
Publication date: 2020-10-30
Anticipated expiration: 2030-04-27

Abstract

The utility model relates to a cabinet lamp, which comprises a shell, a lighting assembly arranged in the shell and a driving power supply electrically connected with the lighting assembly, wherein the shell comprises a front panel, a back panel and two end covers, the front panel is integrally formed by injection molding and is provided with a light-transmitting plane part, a light-proof first frame and a light-proof second frame; the back plate is made of light-tight materials and is provided with a first fixing structure and a second fixing structure which are matched with the first frame and the second frame respectively; the front panel and the back panel are mutually fixed and form a light source cavity with the plane part as a light-emitting surface; the two end covers seal the light source cavity; the lighting assembly is arranged in the light source cavity and emits out of the plane part; the problem that an existing cabinet lamp is not easy to clean due to the fact that an assembly gap is formed in a light emitting surface of the existing cabinet lamp is solved.

Description

Cabinet lamp

Technical Field

The utility model relates to the field of lighting, specifically relate to a cabinet lamp.

Background

The LED cabinet lamp is an illumination product developed based on illumination and decoration purposes, the current mainstream cabinet lamp generally adopts a direct type light-emitting structure, the problem that the whole thickness of a lamp body is thick exists, after the LED cabinet lamp is installed on a cabinet, the lamp body occupies more space, the LED cabinet lamp cannot form the whole consistent impression with the cabinet, and the LED cabinet lamp looks more abrupt and has poor attractiveness. With the increasing pursuit of consumers on the whole beauty, the light fitting is expected to be thin and the effect of not seeing light after being installed is achieved as much as possible.

In view of the above, in the prior art, there is a scheme of adopting side light emitting to reduce the thickness of the lamp body, for example, chinese patent CN206582657U discloses a side light emitting structure of an ultra-thin cabinet lamp, which adopts a side light emitting manner to achieve a thinner lamp body thickness, but there is an annular assembly gap between the diffuser plate and the surface ring on the light emitting surface of the scheme of the patent, and when the cabinet lamp is applied to an environment where oil stains or dust such as a kitchen and the like need to be frequently wiped, the assembly gap is not easy to be cleaned, and the accumulation of oil stains or dust can be caused, thereby affecting the use effect and the beauty of the lamp body.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a cabinet lamp to have the assembly gap and lead to difficult clear problem on the play plain noodles of solving current cabinet lamp.

The specific scheme is as follows:

a cabinet lamp comprises a shell, a lighting assembly arranged in the shell and a driving power supply electrically connected with the lighting assembly, wherein the shell comprises a front panel, a back panel and two end covers, wherein:

the front panel is integrally formed by injection molding and is provided with a light-transmitting plane part, a light-transmitting first frame and a light-transmitting second frame;

the back plate is made of light-tight materials and is provided with a first fixing structure and a second fixing structure which are matched with the first frame and the second frame respectively; the front panel and the back panel are fixed with the first frame through the first fixing structure in a matched mode, the second fixing structure is fixed with the second frame in a matched mode and fixed with each other, and a light source cavity with the plane portion as a light emitting surface is formed;

the two end covers are respectively arranged at openings of the light source cavity body, which are positioned at the two ends of the front panel in the length direction, so as to seal the light source cavity body;

the lighting assembly is a side-emitting lighting assembly comprising a light guide plate, a light source plate and a plurality of LED lamp beads, and is arranged in the light source cavity and is emergent from the plane part.

In an embodiment, the second frame has a fixing groove located beside the planar portion, the fixing groove extends along a length direction of the planar portion and has an opening facing a sidewall of the light guide plate, and the light source plate is mounted in the fixing groove.

In one embodiment, the fixing groove is internally provided with a fixing plate, the fixing plate is provided with an installation part and a supporting part, the installation part and the supporting part are perpendicular to each other, the installation part is arranged right opposite to the opening of the fixing groove, the supporting part is attached to one side wall of the fixing groove, and the light source plate is fixedly installed on the installation part.

In one embodiment, the first frame comprises a first extending portion connected with the planar portion and extending in a direction away from the planar portion, and a first fixing portion formed by bending the first extending portion towards the planar portion and perpendicular to the first extending portion; the first fixing structure of the back plate is a bending structure which is bent from one edge of the back plate to the position below the first fixing part and is attached to the inner wall of the first fixing part, and the first fixing part is matched with the first fixing structure to form a first assembling gap behind the plane part; the second fixing structure of the back plate is a first clamping groove which is arranged in an extending mode along the length direction of the light-emitting surface, the first clamping groove is located on the inner side, facing the plane portion, of the back plate, and an opening of the first clamping groove is opposite to the extending portion of the first frame; the second frame is provided with a wing plate which can be clamped into the first clamping groove and extends along the length direction of the plane portion, the wing plate can be clamped into the first clamping groove along the length direction of the plane portion to be fixed in the first clamping groove, and a second assembly gap located behind the plane portion is formed.

In one embodiment, the front panel further has a third frame integrally formed with the front panel by injection molding; the backboard is provided with a third fixing structure matched with the third frame, the third frame is matched with the third fixing structure to form a power supply cavity, and the driving power supply is arranged in the power supply cavity.

In one embodiment, the second mounting slot is located within the power supply cavity.

In an embodiment, the third frame and the third fixing structure cooperate to form a third gap, and the third gap is located on a back surface of the third frame facing the back plate.

In an embodiment, the third frame includes a second extending portion connected to an edge of the planar portion and extending in the light emitting direction, and a second fixing portion formed by bending the second extending portion in a width direction away from the planar portion and substantially perpendicular to the second extending portion, and a fixture block extending in a length direction of the planar portion is convexly disposed on an inner wall of the second fixing portion in the power supply cavity; the edge of backplate is buckled toward the second fixed part and is constituteed with this third frame the power cavity, third fixed knot constructs on the inner wall that the backplate is located the power cavity, along plane portion length direction extend and with the second draw-in groove that the fixture block phase-match set up, the fixture block of this third fixed part can follow plane portion length direction card and go into to the second draw-in groove in to form along being located second fixed part rear the third gap.

In one embodiment, the end cap has a connection terminal thereon, which extends into the power supply cavity.

The utility model provides a cabinet lamp compares with prior art and has following advantage: the utility model provides a cabinet lamp is direct with the light guide plate in traditional cabinet lamp together injection moulding with the front panel, consequently does not have the assembly gap on the play plain noodles of this cabinet lamp, therefore the cleanness of this cabinet lamp of being convenient for can not lead to piling up of greasy dirt or dust.

Drawings

Fig. 1 shows a schematic view of a cabinet lamp.

Fig. 2 shows an exploded view of a cabinet lamp.

Fig. 3 shows a schematic view of the front panel.

Fig. 4 shows a schematic cross-sectional view of the housing.

Fig. 5 shows a schematic cross-sectional view of a cabinet lamp.

Fig. 6 shows an enlarged view at a in fig. 5.

Fig. 7 shows an exploded view of the lighting assembly.

Fig. 8 shows an enlarged view at B in fig. 5.

Fig. 9 shows an enlarged view at C in fig. 5.

Fig. 10 shows a schematic view of an end cap.

Detailed Description

To further illustrate the embodiments, the present invention provides the accompanying drawings. The accompanying drawings, which are incorporated in and constitute a part of this disclosure, illustrate embodiments of the invention and, together with the description, serve to explain the principles of the embodiments. With these references, one of ordinary skill in the art will appreciate other possible embodiments and advantages of the present invention. Elements in the figures are not drawn to scale and like reference numerals are generally used to indicate like elements.

The present invention will now be further described with reference to the accompanying drawings and detailed description.

Example 1

As shown in fig. 1 to 6, the present embodiment provides a cabinet lamp including a housing 10, an illumination assembly 20 installed in the housing 10, and a driving power supply 30 electrically connected to the illumination assembly 20.

Specifically, the housing 10 includes a front panel 11, a back panel 12 and two end caps 13. The front panel 11 is formed by integrally injection molding a light-transmitting diffuser plate and a light-opaque frame structure by using an integral two-color extrusion process, so as to form the front panel 11 shown in fig. 4, wherein the front panel 11 has a planar portion 110 used as a light-transmitting diffuser plate function, a first frame 111 used as a light-opaque frame function, and a second frame 112 used as a light-opaque frame function, and the first frame 111 and the second frame 112 are integrally injection molded with the planar portion 110 and are respectively located at both ends of the width of the planar portion 110.

The back plate 12 is made of an opaque material and has a first fixing structure 121 and a second fixing structure 122 respectively matched with the first frame 111 and the second frame 112 of the front panel 11, the first fixing structure 121 is fixed to the first frame 111 in a matching manner, and the second fixing structure 122 is fixed to the second frame 112 in a matching manner to fix the front panel 11 and the back plate 12 to each other, so as to form a light source cavity 14 with the planar portion 110 as a light exit surface. The two end caps 13 are respectively installed at the openings of the light source cavity 14 located at the two ends of the front panel 11 in the length direction, so as to seal the light source cavity 14.

The lighting assembly 20 comprises a light source board 21, and a plurality of LED lamp beads 22 and a light guide plate 23 are attached to the light source board 21. The lighting assembly 20 is integrally installed in the light source cavity 14, the light guide plate 23 is arranged on the plane portion 110, the light source plate 21 is located on the side edge of the light guide plate 23, the LED lamp beads 22 on the light source plate 21 are incident from the side wall of the light guide plate 23, and are emergent from the light guide plate 23 to the light emergent side of the plane portion 110, and then are emergent from the plane portion 110 to the outside of the shell for lighting. In order to increase the light extraction rate of the light guide plate 23 toward the planar portion 110, a reflective layer may be further added on the top surface of the light guide plate 23 away from the planar portion, for example, a reflective paper 24 is attached on the top surface of the light guide plate 23.

In the embodiment, the front panel 11 of the cabinet lamp is integrally injection-molded with the light-transmitting plane portion 110, the light-transmitting first frame 111 and the light-transmitting second frame 112 by using an integral two-color extrusion process, so that no assembly gap exists on the light-emitting surface of the cabinet lamp, the cabinet lamp is convenient to clean, and no oil stain or dust accumulation is caused. It should be noted that the whole two-color extrusion process is the prior art, and thus the detailed process flow is not described herein.

Example 2

Referring to fig. 2 to 6, the cabinet lamp provided in this embodiment is implemented on the basis of embodiment 1, in this embodiment, the second frame 112 has a fixing groove 1120 located at a side of the planar portion 110, the fixing groove 1120 extends along a length direction of the planar portion 110 and has an opening facing a side wall of the light guide plate 23, and the light source plate 21 is installed in the fixing groove 1120, so as to facilitate installation of the light source plate 21 and provide a certain protection effect for the light source plate 21 therein.

Preferably, referring to fig. 2 and 7, the fixing groove 1120 further includes a fixing plate 25, the fixing plate 25 includes a mounting portion 250 and a supporting portion 251, the mounting portion 250 and the supporting portion 251 are perpendicular to each other, the mounting portion 250 is disposed opposite to the opening of the fixing groove 1120 for fixing the light source plate 21, and the supporting portion 251 is attached to a side wall of the fixing groove 1120 to fix the fixing plate 25 in the fixing groove 1120, so as to mount and fix the light source plate 21. In addition, since the elongated light source plate 21 is relatively flexible, and is not easily and directly mounted in the fixing groove 1120, the fixing plate 25 may be made of a metal profile, thereby having good strength, the light source plate 21 may be fixed to the mounting portion 250 of the fixing plate 25, and then the fixing plate 25 and the light source plate 21 may be integrally mounted in the fixing groove 1120, thereby improving the efficiency of assembling the light source plate 21, increasing the contact area between the fixing plate 25 and the fixing groove 1120, and increasing the heat dissipation effect of the light source plate 21 to a certain extent.

Example 3

Referring to fig. 2 to 6, the cabinet lamp provided in this embodiment is implemented on the basis of embodiment 1, in this embodiment, the first frame 111 includes a first extending portion 1110 connected to the planar portion 110 and extending in a direction away from the planar portion 110, and a first fixing portion 1111 bent from the first extending portion 1110 toward the planar portion 110 to form a shape substantially perpendicular to the first extending portion 1110. The first fixing structure 121 of the back plate 12 is a bent structure bent from the edge of the back plate to the lower side of the first fixing portion 1111 and attached to the inner wall of the first fixing portion 1111, and the first fixing portion 1111 cooperates with the first fixing structure 121 of the back plate 12 to form a first assembling gap 15 located behind the planar portion 110.

The second fixing structure 122 of the back plate 12 is a first slot extending along the length direction of the light-emitting surface, the first slot is located on the inner side of the back plate 12 facing the planar portion 110, and an opening of the first slot is disposed opposite to the extending portion 1110 of the first frame 111; the second frame 112 has a wing plate 1121 which can be inserted into the first slot and extends along the length direction of the planar portion 110, so that the wing plate can be inserted into the first slot along the length direction of the planar portion 110 to be fixed and form a second assembling slit 16 behind the planar portion 110.

In the embodiment, the fixing assembly between the back plate 12 and the front plate 11 adopts a manner of being clamped and fixed along the length direction of the planar portion 110, so as to facilitate the assembly between the two, and after the assembly, step-shaped contact surfaces are formed between the first frame 111 and the first fixing structure 121, and between the second frame 112 and the second fixing structure 122, so that the sealing performance of the first assembly gap 15 and the second assembly gap 16 is increased to a certain extent, and oil stains or dust can be further prevented from entering the light source cavity 14.

Example 4

Referring to fig. 2 to 6, the cabinet lamp provided in this embodiment is implemented on the basis of embodiment 3, in this embodiment, the front panel 11 further has a third frame 113 formed by injection molding with the front panel 11, the back panel 12 has a third fixing structure 123 matching with the third frame 113, the third frame 113 and the third fixing structure 123 of the back panel 12 cooperate to form a power cavity 17, the power cavity 17 is located beside the second frame 112, and the driving power source 30 is installed in the power cavity 17, so that the driving power source 30 of the cabinet lamp is disposed inside the power cavity 17.

Preferably, the second assembling gap 16 in the above embodiment 3 is located in the power source cavity 17, that is, the power source cavity 17 wraps the second assembling gap 16, so that the second assembling gap 16 is not exposed, and oil dirt or dust can be further prevented from entering into the light source cavity 14.

Preferably, the third frame 113 includes a second extending portion 1130 connected to the edge of the planar portion 110 and extending in the light emitting direction, and a second fixing portion 1131 formed by bending the second extending portion 1130 in the width direction away from the planar portion 110 and substantially perpendicular to the second extending portion 1130, and the second fixing portion 1131 is located on the inner wall of the power cavity 17 and has a clamping block 1132 extending in the length direction of the planar portion 110. The edge of the back plate 12 bends toward the second fixing portion 1131 to form a power cavity 17 with the third frame 113, and the third fixing structure 123 is a second slot that is located on the inner wall of the power cavity 17, extends along the length direction of the planar portion 110, and is matched with the fixture block 1132, the fixture block 1132 of the third fixing portion 1131 can be clamped into the second slot along the length direction of the planar portion 110, and a third gap 18 is formed along the rear of the second fixing portion 1131. The third slit 18 is also not located on the light exit side, thus facilitating cleaning of the cabinet lamp without causing accumulation of oil or dust.

Example 5

Referring to fig. 1 to 10, the cabinet lamp provided in this embodiment is implemented on the basis of embodiment 4, in this embodiment, the two end covers 13 of the light source cavity 14 at the openings at the two ends of the front panel 11 in the length direction respectively have a connection terminal 131, and the connection terminal extends into the power source cavity 17. Under the condition that a plurality of cabinet lamps need to be spliced closely, the circuit can be switched on between two adjacent cabinet lamps through the connecting terminal 131 on the adjacent end cover 13, the power line is not exposed, and the cabinet lamps can be spliced and used conveniently.

While the invention has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. A cabinet lamp comprises a shell, a lighting assembly arranged in the shell and a driving power supply electrically connected with the lighting assembly, and is characterized in that the shell comprises a front panel, a back panel and two end covers, wherein:

2. The cabinet light of claim 1, wherein: the light source plate is characterized in that a fixing groove located on the side of the plane portion is formed in the second frame, the fixing groove extends along the length direction of the plane portion and is provided with an opening facing the side wall of the light guide plate, and the light source plate is installed in the fixing groove.

3. The cabinet light of claim 2, wherein: still have a fixed plate in the fixed slot, this fixed plate has installation department and the supporting part that mutually perpendicular set up, the installation department is just to the opening setting of fixed slot, the supporting part laminates with a lateral wall of fixed slot mutually, light source board fixed mounting and installation department are last.

4. The cabinet light of claim 1, wherein: the first frame comprises a first extending part which is connected with the plane part and extends towards the direction departing from the plane part, and a first fixing part which is formed by bending the first extending part towards the plane part and is vertical to the first extending part; the first fixing structure of the back plate is a bending structure which is bent from one edge of the back plate to the position below the first fixing part and is attached to the inner wall of the first fixing part, and the first fixing part is matched with the first fixing structure to form a first assembling gap behind the plane part; the second fixing structure of the back plate is a first clamping groove which is arranged in an extending mode along the length direction of the light-emitting surface, the first clamping groove is located on the inner side, facing the plane portion, of the back plate, and an opening of the first clamping groove is opposite to the extending portion of the first frame; the second frame is provided with a wing plate which can be clamped into the first clamping groove and extends along the length direction of the plane portion, the wing plate can be clamped into the first clamping groove along the length direction of the plane portion to be fixed in the first clamping groove, and a second assembly gap located behind the plane portion is formed.

5. The cabinet lamp of claim 4, wherein: the front panel is also provided with a third frame which is integrally formed with the front panel in an injection molding way; the backboard is provided with a third fixing structure matched with the third frame, the third frame is matched with the third fixing structure to form a power supply cavity, and the driving power supply is arranged in the power supply cavity.

6. The cabinet lamp of claim 5, wherein: the second assembly gap is located in the power supply cavity.

7. The cabinet lamp of claim 5, wherein: the third frame is matched with the third fixing structure to form a third gap, and the third gap is positioned on the back face, facing the back plate, of the third frame.

8. The cabinet lamp of claim 7, wherein: the third frame comprises a second extending part which is connected with the edge of the plane part and extends towards the light emitting direction, and a second fixing part which is bent towards the width direction far away from the plane part by the second extending part to form a shape approximately perpendicular to the second extending part, and a clamping block which extends along the length direction of the plane part is convexly arranged on the inner wall of the second fixing part in the power supply cavity; the edge of backplate is buckled toward the second fixed part and is constituteed with this third frame the power cavity, third fixed knot constructs on the inner wall that the backplate is located the power cavity, along plane portion length direction extend and with the second draw-in groove that the fixture block phase-match set up, the fixture block of this third fixed part can follow plane portion length direction card and go into to the second draw-in groove in to form along being located second fixed part rear the third gap.

9. The cabinet lamp of claim 5, wherein: the end cover is provided with a connecting terminal which extends into the power supply cavity.