Lamp

Abstract

The utility model relates to the technical field of lamps, aims at solving the problems that an existing lamp is complex in installation structure, many in exposed installation structure, not attractive enough and low in universality, and provides a lamp. The lamp comprises a middle frame, a back plate, a fixing screw, a shielding piece and a light-emitting piece, and a first through hole is formed in the back plate. The fixing screw is provided with a screw head and a screw rod section, the screw rod section penetrates through the first through hole and is in threaded connection with the middle frame, the screw head is matched in the first through hole, and the top face of the screw head is concave downwards relative to the surface of the side, away from the middle frame, of the back plate. The shielding piece is arranged in the first through hole in a matched mode and covers the screw head. The light-emitting part is matched with the middle frame or the back plate and used for emitting light. The mounting structure has the beneficial effects that the mounting structure is in an invisible state, so that the lamp is more attractive, and the universality of the lamp is improved.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of lamps, in particular, to a lamp. BACKGROUND

[0002] Some existing lamp structures have complex designs, exposed installation structures, poor aesthetics, and low versatility. CONTENT

[0003] The present application provides a lamp to solve the problems of complex installation structure, exposed installation structure, poor aesthetics, and low versatility of existing lamps.

[0004] The lamp provided by the embodiment of the present application comprises a middle frame, a back plate, a fixing screw, a shielding sheet, and a light-emitting sheet. The back plate is provided with a first through hole. The fixing screw has a screw head and a screw rod segment. The screw rod segment passes through the first through hole and is threadedly connected to the middle frame. The screw head is fitted in the first through hole, and the top surface of the screw head is recessed relative to the surface of the side of the back plate facing away from the middle frame. The shielding sheet is fitted in the first through hole and covers the screw head.

[0005] In the embodiment of the present application, the lamp is provided with the first through hole in the back plate, and the back plate and the middle frame are connected by the fixing screw fitted in the first through hole. The top surface of the screw head of the fixing screw is recessed relative to the surface of the side of the back plate facing away from the middle frame. The shielding sheet is fitted in the first through hole and covers the screw head, so that the lamp is more beautiful and the versatility of the lamp is improved.

[0006] In a possible embodiment, the fixing screw is a self-tapping screw. The middle frame comprises a connecting wall, and the connecting wall comprises a fitting part. The fitting part has a threaded hole, and the fixing screw is threadedly connected to the threaded hole.

[0007] In a possible embodiment, the middle frame further comprises an inner wall and an outer wall. The two ends of the connecting wall are connected to the inner wall and the outer wall, respectively. The connecting wall further comprises a bent part. The bent part is arranged opposite to the inner wall. The fitting part is connected between the bent part and the inner wall and encloses the first recess with the bent part and the inner wall. The screw rod segment of the fixing screw is partially accommodated in the first recess.

[0008] In a possible embodiment, the first through hole is a countersunk hole. The screw head of the fixing screw has an inclined surface, and the inclined surface is fitted to the hole surface of the countersunk hole.

[0009] In a possible embodiment, the middle frame further comprises a limiting protruding ring. The limiting protruding ring is protruded from the circumferential edge of the side of the middle frame close to the back plate. The back plate is fitted to the limiting protruding ring.

[0010] In a possible embodiment, the surface of the side of the shielding sheet away from the screw head is flush with the surface of the side of the back plate away from the middle frame.

[0011] In one possible embodiment, the luminaire further includes a mounting plate, which is fitted onto the back panel on the side away from the middle frame. The mounting plate includes a top plate and a surrounding plate, with the surrounding plate connected to the circumferential edge of the top plate. The surrounding plate has an L-shaped mating groove with a limiting point. The back panel includes a snap-fit ​​bracket, which is located on the side of the back panel near the mounting plate. The snap-fit ​​bracket includes a snap-fit ​​plate and a snap-fit ​​post, with the snap-fit ​​post protruding from the snap-fit ​​plate and capable of entering the mating groove and being limited at the limiting point.

[0012] In one possible embodiment, the mounting plate further includes an elastic element having a limiting portion that can extend into the mating groove to limit the snap-fit ​​post at a limiting position, or elastically retract from the mating groove under the action of an external force to allow the snap-fit ​​post to retract from the mating groove.

[0013] In one possible embodiment, the mounting plate further includes a first connecting bracket, which is bent and connected to the mounting plate, and is bent toward the back plate side. The first connecting bracket has a first connecting hole. The back plate further includes a second connecting bracket, which is bent and connected to the back plate, and is bent toward the mounting plate side. The second connecting bracket has a second connecting hole. The luminaire also includes a connecting rope, which connects the first connecting hole and the second connecting hole.

[0014] In one possible embodiment, the middle frame is annular and has a support portion protruding from the inner side of the middle frame. The light-emitting element is annular and disposed on the inner circumferential surface of the middle frame. The luminaire also includes an optical assembly, which is fitted between the support portion and the back plate and located on the light-emitting side of the light-emitting element. The optical assembly includes a reflector, a light guide plate, a diffuser film, an anti-glare film, and a prismatic plate, all of which are plate-shaped and sequentially connected. Attached Figure Description

[0015] To more clearly illustrate the technical solutions of the embodiments of this application, the accompanying drawings in the embodiments will be briefly described below. It should be understood that the following drawings only show some embodiments of this application and should not be regarded as a limitation of the scope. For those skilled in the art, other related drawings can be obtained based on these drawings without creative effort.

[0016] Figure 1 This is a perspective view of a lamp according to an embodiment of this application.

[0017] Figure 2 for Figure 1 An exploded view of the lighting fixtures.

[0018] Figure 3 for Figure 1 A sectional view along line CC.

[0019] Figure 4 forFigure 3 Enlarged view of the A region in FIG.

[0020] Figure 5 Is Figure 2 Perspective view of the fastening screw in FIG.

[0021] Figure 6 Is Figure 3 Enlarged view of the partial structure of the B region in FIG.

[0022] Figure 7 Is Figure 1 Top view of the lamp in FIG.

[0023] Main element symbol explanation:

[0024] Lamp 1000

[0025] Middle frame 100

[0026] Connecting wall 101

[0027] Fitting part 1011

[0028] Bent part 1012

[0029] Inner wall 102

[0030] Outer wall 103

[0031] First groove 104

[0032] Limiting convex ring 105

[0033] Bearing part 106

[0034] Back plate 200

[0035] First through hole 201

[0036] Clamping support 202

[0037] Clamping plate 2021

[0038] Clamping column 2022

[0039] Surrounding wall 203

[0040] Fixing screw 300

[0041] Screw head 301

[0042] Top surface 3011

[0043] Inclined surface 3012

[0044] Screw rod segment 302

[0045] Shielding piece 400

[0046] Light emitting piece 500

[0047] mounting plate 600

[0048] top plate 601

[0049] surrounding plate 602

[0050] cooperating groove 6021

[0051] limiting portion 6022

[0052] elastic member 603

[0053] limiting portion 6031

[0054] first connecting bracket 604

[0055] first connecting hole 6041

[0056] second connecting bracket 605

[0057] second connecting hole 6051

[0058] connecting rope 606

[0059] optical assembly 700

[0060] light reflecting plate 701

[0061] light guiding plate 702

[0062] diffusion film 703

[0063] anti-glare film 704

[0064] prismatic plate 705

[0065] control assembly 800

[0066] The following detailed description will further describe the present application in conjunction with the above-mentioned drawings. DETAILED DESCRIPTION

[0067] The technical solutions in the embodiments of the present application will be described clearly and completely in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only some of the embodiments of the present application, but not all the embodiments.

[0068] It should be noted that when an element is referred to as being “fixed” to another element, it can be directly on the other element or there can be an intervening element. When an element is referred to as being “connected” to another element, it can be directly connected to the other element or there can be an intervening element. When an element is referred to as being “disposed on” another element, it can be directly disposed on the other element or there can be an intervening element. The terms “vertical”, “horizontal”, “left”, “right”, and similar expressions used herein are for illustrative purposes only.

[0069] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used in the description herein is for describing particular embodiments only and is not intended to be limiting of the application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.

[0070] Some embodiments of the present application are described in detail. The following embodiments and features of the embodiments can be combined with each other in the case of no conflict.

[0071] Embodiments

[0072] Reference Figures 1 to 5 The embodiment provides a lamp 1000, comprising a middle frame 100, a back plate 200, a fixing screw 300, a shielding sheet 400 and a light emitting piece 500. The back plate 200 is provided with a first through hole 201. The fixing screw 300 has a screw head 301 and a screw rod segment 302. The screw rod segment 302 passes through the first through hole 201 and is threadedly connected to the middle frame 100. The screw head 301 is matched in the first through hole 201. The top surface 3011 of the screw head 301 is concave relative to the surface of the side of the back plate 200 which is away from the middle frame 100. The shielding sheet 400 is matched in the first through hole 201 and covers the screw head 301.

[0073] In the embodiment of the present application, the lamp 1000 is more beautiful and the versatility of the lamp 1000 is improved by the following measures: the back plate 200 is provided with the first through hole 201; the fixing screw 300 is matched in the first through hole 201 and is threadedly connected to the middle frame 100; the top surface 3011 of the screw head 301 of the fixing screw 300 is concave relative to the surface of the side of the back plate 200 which is away from the middle frame 100; and the shielding sheet 400 is matched in the first through hole 201 and covers the screw head 301.

[0074] In the embodiment, the lamp 1000 comprises a plurality of fixing screws 300. The back plate 200 is provided with a plurality of first through holes 201. The plurality of fixing screws 300 are matched in the plurality of first through holes 201 and are threadedly matched in the middle frame 100 to fixedly connect the back plate 200 and the middle frame 100.

[0075] In the embodiment, the fixing screw 300 is a self-tapping screw. The middle frame 100 comprises a connecting wall 101. The connecting wall 101 comprises a matching part 1011. The matching part 1011 has a screw hole. The fixing screw 300 is threadedly connected to the screw hole.

[0076] In the embodiment, the connecting wall 101 of the middle frame 100 extends and corresponds to the plurality of first through holes 201 so that the fixing screw 300 can pass through the first through hole 201 and be matched in the middle frame 100.

[0077] In the embodiment, the middle frame 100 further comprises an inner wall 102 and an outer wall 103, and the two ends of the connecting wall 101 are connected to the inner wall 102 and the outer wall 103 respectively. The connecting wall 101 further comprises a bending part 1012, the bending part 1012 is arranged opposite to the inner wall 102, the fitting part 1011 is connected between the bending part 1012 and the inner wall 102, and the bending part 1012 and the inner wall 102 enclose the first recess 104. The screw rod segment 302 of the fixing screw 300 is partially accommodated in the first recess 104.

[0078] In the embodiment, the fitting part 1011 connects the opposite bending part 1012 and the inner wall 102, and forms the first recess 104, the fitting part 1011 constitutes the bottom wall of the first recess 104, when the fixing screw 300 is fitted in the fitting part 1011, the fixing screw 300 extends into the first recess 104 to the fitting part 1011, and then penetrates the fitting part 1011 to form a screw hole, so that the fixing screw 300 fixes the back plate 200 to the middle frame 100.

[0079] In the embodiment, the thickness of the fitting part 1011 is thin, and the fitting part 1011 is composed of a plastic material, so that the fixing screw 300 can be fitted in the fitting part 1011.

[0080] In the embodiment, the first through hole 201 is a countersunk hole. The screw head 301 of the fixing screw 300 has an inclined surface 3012, and the inclined surface 3012 is fitted in the hole surface of the countersunk hole.

[0081] In the embodiment, the hole diameter of the first through hole 201 gradually increases away from the side of the middle frame 100, and the inclined surface 3012 of the screw head 301 can be fitted in the hole wall of the first through hole 201, so that the top surface 3011 of the screw head 301 can be recessed relative to the surface of the back plate 200 away from the side of the middle frame 100.

[0082] In the embodiment, the middle frame 100 further comprises a limiting convex ring 105, the limiting convex ring 105 is convexly arranged on the circumferential edge of the side of the middle frame 100 close to the back plate 200, and the back plate 200 is fitted in the limiting convex ring 105.

[0083] In the embodiment, the limiting convex ring 105 is fitted in the side wall of the back plate 200 along the annular inner wall 102, so that the back plate 200 can be fitted in the middle frame 100 under the positioning of the limiting convex ring 105, and the first through hole 201 corresponds to the fitting part 1011 along the thickness direction of the back plate 200.

[0084] In the embodiment, the surface of the shielding sheet 400 away from the screw head 301 is flush with the surface of the back plate 200 away from the middle frame 100.

[0085] In the embodiment, the shielding piece 400 shields the screw head 301, so that the mounting structure of the lamp 1000 is in a non-visible state, the lamp 1000 is more beautiful, and the versatility of the lamp 1000 is improved.

[0086] Referring to Figures 6 to 7 In the embodiment, the lamp 1000 further includes a mounting plate 600, which is arranged on the side of the back plate 200 away from the middle frame 100. The mounting plate 600 includes a top plate 601 and a surrounding plate 602 connected to the circumferential edge of the top plate 601. The surrounding plate 602 is provided with a matching groove 6021, which is L-shaped, and has a limiting portion 6022. The back plate 200 includes a clamping bracket 202 arranged on the side of the back plate 200 close to the mounting plate 600. The clamping bracket 202 includes a clamping plate 2021 and a clamping column 2022 protruding from the clamping plate 2021. The clamping column 2022 can enter the matching groove 6021 and be limited in the limiting portion 6022.

[0087] In other embodiments, the matching groove 6021 can also have other shapes with a limiting portion 6022, so that the clamping column 2022 can be clamped and matched in the matching groove 6021.

[0088] In the embodiment, the axis of the clamping column 2022 is perpendicular to the plate surface of the surrounding plate 602. The clamping column 2022 can enter the matching groove 6021 from the opening end of the matching groove 6021 and reach the limiting portion 6022 along the matching groove 6021.

[0089] In the embodiment, the limiting portion 6022 is arranged at one end of the inner side of the matching groove 6021. The limiting portion 6022 is matched with the outer circumferential surface of the clamping column 2022, so that the clamping bracket 202 is clamped in the matching groove 6021.

[0090] In the embodiment, the back plate 200 further includes a surrounding wall 203, which can clamp the mounting plate 600 between the two side plates of the surrounding wall 203, so as to position and install the mounting plate 600 on the back plate 200.

[0091] In the embodiment, the surrounding wall 203 can shield the clamping bracket 202 and the matching groove 6021, so as to shield the mounting structure of the mounting plate 600 and the back plate 200, so that the lamp 1000 is more beautiful, and the versatility of the lamp 1000 is improved.

[0092] In the embodiment, the mounting plate 600 further includes a resilient member 603 having a limiting portion 6031. The limiting portion 6031 can extend into the matching groove 6021 to limit the clamping column 2022 in the limiting portion 6022, or elastically exit the matching groove 6021 under the action of an external force to allow the clamping column 2022 to exit the matching groove 6021.

[0093] In the embodiment, the limiting part 6031 can be matched with the matching groove 6021. The clamping column 2022 is limited in the matching groove 6021 to prevent the clamping column 2022 from being separated from the matching groove 6021.

[0094] In the embodiment, the mounting plate 600 further comprises a first connecting bracket 604, the first connecting bracket 604 is bent and connected to the mounting plate 600, the first connecting bracket 604 is bent to the side of the back plate 200, and the first connecting bracket 604 is provided with a first connecting hole 6041. The back plate 200 further comprises a second connecting bracket 605, the second connecting bracket 605 is bent and connected to the back plate 200, the second connecting bracket 605 is bent to the side of the mounting plate 600, and the second connecting bracket 605 is provided with a second connecting hole 6051. The lamp 1000 further comprises a connecting rope 606 (not shown in the figure), the connecting rope 606 connects the first connecting hole 6041 and the second connecting hole 6051.

[0095] In the embodiment, the first connecting hole 6041 is provided on the surface of the first connecting bracket 604, and the first connecting hole 6041 penetrates the first connecting bracket 604, so that the connecting rope 606 can pass through the first connecting hole 6041. The second connecting hole 6051 is provided on the surface of the second connecting bracket 605, and the second connecting hole 6051 penetrates the second connecting bracket 605, so that the connecting rope 606 can pass through the second connecting hole 6051. The connecting rope 606 can connect the first connecting bracket 604 and the second connecting bracket 605.

[0096] In the embodiment, when the clamping bracket 202 is out of the matching relationship with the matching groove 6021, the connecting rope 606 can connect the first connecting bracket 604 and the second connecting bracket 605, and then connect the back plate 200 and the mounting plate 600, so as to prevent the back plate 200 from falling off the mounting plate 600, and improve the safety performance of the lamp 1000.

[0097] Continuing to refer to Figures 1 to 5 In the embodiment, the middle frame 100 is annular, and the middle frame 100 has a bearing part 106 protruding inwardly. The light emitting part 500 is annular and is arranged on the inner circumferential surface of the middle frame 100. The lamp 1000 further comprises an optical assembly 700 matched between the bearing part 106 and the back plate 200 and located on the light emitting side of the light emitting part 500. The optical assembly 700 comprises a reflecting plate 701, a light guide plate 702, a diffusion film 703, an anti-glare film 704 and a diamond plate 705, all of which are plate-shaped and connected in sequence.

[0098] In the embodiment, the light emitting member 500 emits light to the inner side of the middle frame 100, the light emitting member 500 corresponds to the optical assembly 700, the reflecting plate 701 is used for reflecting the light emitted by the light emitting member 500, so that the light emitted by the light emitting member 500 enters the light guide plate 702. The light emitted by the light emitting member 500 is emitted after being processed by the light guide plate 702, the diffusion film 703, the anti-glare film 704 and the diamond plate 705, forming light with high uniformity.

[0099] In summary, in the embodiment of the present application, the first through hole 201 is arranged on the back plate 200, the back plate 200 is installed on the middle frame 100 by using the fixing screw 300 matched with the first through hole 201, and the screw head 301 of the fixing screw 300 is connected by using the shielding piece 400. The connection structure between the clamping bracket 202 and the matching groove 6021 is shielded by using the surrounding wall 203 between the mounting plate 600 and the back plate 200. All the mounting structures of the lamp 1000 are in an invisible state, so that the lamp 1000 is more beautiful, and the versatility of the lamp 1000 is improved.

[0100] The above embodiments are only used to illustrate the technical solutions of the present application but not limit the present application. Although the present application is described in detail with reference to the above preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present application can be modified or replaced by equivalents without departing from the spirit and scope of the technical solutions of the present application.

Claims

1. A luminaire characterized by, The lamp comprises: a middle frame; a back plate provided with a first through hole; a fixing screw provided with a screw head and a screw rod, the screw rod being screwed into the middle frame through the first through hole, the screw head being fitted into the first through hole, and the top surface of the screw head being recessed relative to the surface of the back plate away from the middle frame; a shielding piece fitted into the first through hole and covering the screw head; and a light-emitting component fitted into the middle frame or the back plate and configured to emit light.

2. The lamp of claim 1, wherein: the fixing screw is a self-tapping screw; the middle frame comprises a connecting wall, the connecting wall comprising a fitting portion provided with a screw hole, and the fixing screw being screwed into the screw hole.

3. The lamp of claim 2, wherein: the middle frame further comprises an inner wall and an outer wall, and two ends of the connecting wall are connected to the inner wall and the outer wall, respectively; the connecting wall further comprises a bent portion, the bent portion being arranged opposite to the inner wall, the fitting portion being connected between the bent portion and the inner wall, and the bent portion and the inner wall forming a first recess around the fitting portion; the screw rod of the fixing screw is partially accommodated in the first recess.

4. The lamp of claim 1, wherein: the first through hole is a countersunk hole; the screw head of the fixing screw is provided with an inclined surface, and the inclined surface is fitted into the hole surface of the countersunk hole.

5. The lamp of claim 1, wherein: the middle frame further comprises a limiting convex ring, the limiting convex ring being convexly arranged on the circumferential edge of the side of the middle frame close to the back plate, and the back plate being fitted into the limiting convex ring.

6. The lamp of claim 1, wherein: the surface of the side of the shielding piece away from the screw head is flush with the surface of the side of the back plate away from the middle frame.

7. The lamp of claim 1, wherein: the lamp further comprises a mounting plate, the mounting plate being fitted and arranged on the side of the back plate away from the middle frame; the mounting plate comprises a top plate and a surrounding plate, the surrounding plate being connected to the circumferential edge of the top plate; the surrounding plate is provided with a fitting groove, the fitting groove being L-shaped, and the fitting groove being provided with a limiting portion; the back plate comprises a clamping bracket, the clamping bracket being arranged on the side of the back plate close to the mounting plate, the clamping bracket comprising a clamping plate and a clamping column, the clamping column being convexly arranged on the clamping plate, and the clamping column being capable of entering the fitting groove and being limited at the limiting portion.

8. The lamp of claim 7, wherein: the mounting plate further comprises an elastic component, the elastic component being provided with a limiting portion, the limiting portion being capable of extending into the fitting groove to limit the clamping column at the limiting portion, or being elastically withdrawn from the fitting groove under the action of an external force to allow the clamping column to exit the fitting groove.

9. The lamp of claim 8, wherein: the mounting plate further comprises a first connecting bracket, the first connecting bracket being bent and connected to the mounting plate, the first connecting bracket being bent towards the back plate, and the first connecting bracket being provided with a first connecting hole. The back plate further comprises a second connecting support which is bently connected to the back plate, the second connecting support is bent to one side of the mounting plate, and the second connecting support is provided with a second connecting hole; The lamp further comprises a connecting rope which connects the first connecting hole and the second connecting hole.

10. The lamp of claim 1, wherein: The middle frame is annular, and the middle frame has a bearing portion which is protruded to the inner side of the middle frame; The light emitting member is annular, and the light emitting member is arranged on the inner circumferential surface of the middle frame; The lamp further comprises an optical assembly which is cooperated between the bearing portion and the back plate and is located on the light emitting side of the light emitting member; The optical assembly comprises a reflecting plate, a light guide plate, a diffusion film, an anti-glare film and a diamond plate, and the reflecting plate, the light guide plate, the diffusion film, the anti-glare film and the diamond plate are all plate-shaped and are sequentially connected.

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