CN202493997U

CN202493997U - LED ceiling light

Info

Publication number: CN202493997U
Application number: CN2012200034254U
Authority: CN
Inventors: 潘韵松
Original assignee: Seewill Optoelectronics Technology Co ltd
Current assignee: Seewill Optoelectronics Technology Co ltd
Priority date: 2012-01-04
Filing date: 2012-01-04
Publication date: 2012-10-17
Anticipated expiration: 2022-01-04

Abstract

An LED ceiling lamp comprises a lamp body consisting of a heat dissipation chassis and a diffusion cover, wherein a power module and a light source module are arranged between the diffusion cover and the heat dissipation chassis, the light source module is more than one strip-shaped LED assembly, and the LED assemblies are uniformly distributed at the lower part of the heat dissipation chassis; the LED assembly is electrically connected with the power supply module to form an annular or polygonal luminous source and comprises a PCB (printed circuit board) and an LED patch light source arranged on the PCB; the power module is fixedly arranged on the diffusion cover or the heat dissipation chassis. Compared with the prior art, the utility model has the following advantage: 1. the combination of the hoisting hook and the hoisting plate enables the lamp body to be mounted and dismounted more conveniently, and the clamping edge on the hoisting hook is fixed on the concave position of the hoisting plate by utilizing gravity, so that the effect of preventing the lamp body from falling is achieved. 2. The protrusion on the diffusion cover and the heat dissipation chassis form a light diffusion chamber so as to achieve the purpose of high light efficiency and improve the uniformity of light. 3. The effective utilization rate of the light source can be improved, and therefore the cost is reduced on the premise of ensuring the lighting effect.

Description

The LED lamp affixed to the ceiling

Technical field

The utility model relates to a kind of lamp affixed to the ceiling, particularly a kind of LED lamp affixed to the ceiling.

Background technology

At present the LED lamp is as a kind of lighting source of tool potentiality, its exploitation and use and become ripe, and replacing conventional light source has also become a kind of trend.And a kind of just indoor main lighting equipment that adopts LED as light source of LED lamp affixed to the ceiling, its application prospect is quite wide.Present LED lamp affixed to the ceiling mainly contains LGP lateral emitting formula and the illuminated two kinds of structures of direct projection, and LGP lateral emitting formula structure is because light loss is bigger, and the light efficiency light efficiency more illuminated than direct projection is low, and cost is higher relatively, restricts it and applies.The illuminated structure of direct projection is general to adopt a large amount of low-power LEDs to be arranged on the PCB circuit board on the lamp affixed to the ceiling chassis, because lamp affixed to the ceiling chassis area is bigger, so need a fairly large number of led light source of assembling, reduces production efficiency and increases its cost; And want to make the light on the common lampshade must guarantee that evenly common lampshade has enough distances with between the led light source, thereby influenced the aesthetic property and the practicality of product.Therefore, be necessary to do further improvement and perfect.

The utility model content

The purpose of the utility model aims to provide a kind of simple and reasonable, high light efficiency, the high LED lamp affixed to the ceiling of easy, the luminous all even production efficiency of assembling, to overcome weak point of the prior art.

A kind of high light efficiency direct-injection type LED lamp affixed to the ceiling by this purpose design; Comprise the lamp body that heat radiation chassis and diffusion shell constitute; Be provided with power module and light source module between diffusion shell and the heat radiation chassis; Its architectural feature is that said light source module is the LED assembly that is strip more than, and this LED assembly is uniformly distributed in the bottom on heat radiation chassis; The LED assembly is electrically connected with power module, forms an annular or a polygonal light emitting source, and the LED assembly comprises the PCB circuit board and is arranged at the LED paster light source on the PCB circuit board; Power module is fixedly arranged on diffusion shell or the heat radiation chassis.

The corresponding LED assembly in said heat radiation chassis is provided with the light source fixing hole, and the LED assembly connects and fixes with the heat radiation chassis or is fastened or is threaded fixing; The heat radiation chassis is provided with the location division, and the corresponding location division of roof or ceiling is provided with positioning match part.

Said location division is a Lift hook, and the opening part of Lift hook is provided with the clamping limit that prevents that lamp body from dropping; Positioning match part is the lifting plate, and the left and right sides of this lifting plate is provided with bending edge, and the lifting plate is fixedly arranged on roof or the ceiling.

Said Lift hook takes the shape of the letter U or is L shaped, and the lifting plate is provided with recess, and Lift hook is sheathed on the lifting plate, and leans with recess; The corresponding Lift hook in heat radiation chassis is provided with pilot hole, and Lift hook is provided with screw and the securing member that is complementary with pilot hole, and Lift hook is locked in the top on heat radiation chassis through securing member.

Said heat radiation chassis and diffusion shell are for being provided with up and down, and the corresponding LED assembly of diffusion shell is provided with convexity, this convexity and diffusion shell one plastics sucking moulding; Protruding and heat radiation chassis constitutes the light diffusion chamber of an ellipse or arc, the decoration side ring that the bottom of diffusion shell is provided with.

Said decoration side ring comprises more than one piece splicing composition or inlays composition that this piece is circular; Piece is provided with threaded projection, and heat radiation chassis and diffusion shell are provided with and projection connecting hole one to one, and securing member passes heat radiation chassis and diffusion shell successively, and decorates the side ring matching and fixing, and this securing member is a screw.

The utility model compared with prior art has the following advantages:

More convenient when 1, the combination of Lift hook and lifting plate lets the lamp body installation and removal, and utilized gravity that the clamping limit on the Lift hook is fixed on the recess of lifting plate, thus play the effect that prevents that lamp body from dropping, improve security of products and reliability.

2, the convexity on the diffusion shell constitutes a light diffusion chamber with the heat radiation chassis, to reach the purpose of high light efficiency, improves the uniformity of light; And the heat radiation chassis adopts aluminum alloy plate materials through the Sheet Metal Forming Technology moulding, and aluminium alloy plate is easy to heat conduction, and the heat that LED assembly self is produced distributes rapidly, increases the service life of LED assembly greatly.

3, form an annular or a polygonal light emitting source by several barcode LED assemblies that distribute ringwise; Can improve the effective rate of utilization of light source; Save a large amount of LED paster light sources and PCB circuit board; Thereby under the preceding topic that guarantees light efficiency, reduce cost, increase or reduce the density of arranging of LED assembly as required; The characteristics that it has simple and reasonable, good heat dissipation effect, assembling is easy and be convenient to processing.

Description of drawings

Fig. 1 is an embodiment decomposition texture sketch map of the utility model.

Fig. 2 looks the sectional structure sketch map for the master after Fig. 1 assembling.

Fig. 3 is the A place enlarged diagram among Fig. 2.

Fig. 4 looks up structural representation after for dismounting diffusion shell among Fig. 2.

Fig. 5 is diffusion shell and heat radiation chassis assembling sketch map.

Fig. 6 is lifting plate and Lift hook decomposition texture sketch map.

Fig. 7 is the perspective view after Fig. 6 assembling.

Among the figure: 1 is the lifting plate, and 1.1 is bending edge, 1.2 recess, and 2 is Lift hook, 2.1 is screw; 2.2 be the clamping limit, 3 are the heat radiation chassis, 3.1 is pilot hole, and 3.2 is the light source fixing hole, and 3.3 is connecting hole; 4 for decorating side ring, and 4.1 is projection, and 5 is diffusion shell, and 5.1 is protruding, and 6 is power module; 7 is the LED assembly, and 7.1 is the PCB circuit board, and 7.2 is LED paster light source, and 8 is securing member, and 9 is binding post.

The specific embodiment

Below in conjunction with accompanying drawing and embodiment the utility model is further described.

Referring to Fig. 1-Fig. 7, this high light efficiency direct-injection type LED lamp affixed to the ceiling comprises the lamp body that heat radiation chassis 3 and diffusion shell 5 constitute, and heat radiation chassis 3 adopts aluminum alloy plate materials through the Sheet Metal Forming Technology moulding, and diffusion shell 5 adopts diffuser plate through the plastic uptake technological forming.The decoration side ring 4 that the bottom of diffusion shell 5 is provided with, decorating side ring 4 is to be spliced by four circular pieces.Piece is provided with threaded projection 4.1, is respectively arranged with on heat radiation chassis 3 and the diffusion shell 5 and projection 4.1 connecting hole 3.3 one to one, during assembling; Earlier the edge of diffusion shell 5 and the edge on heat radiation chassis 3 are pasted mutually; And making connecting hole 3.3 alignment on heat radiation chassis 3 and the diffusion shell 5, projection 4.1 inserts in the connecting holes 3.3, will decorate side ring 4 and diffusion shell 5 is fixed on the chassis 3 of dispelling the heat through securing member 8; This securing member 8 is a screw, sees Fig. 2-Fig. 3.

Diffusion shell 5 is setting up and down with heat radiation chassis 3, is provided with power module 6 and light source module between diffusion shell 5 and the heat radiation chassis 3.Power module 6 utilizes the top of screw on heat radiation chassis 3, and power module 6 is connected with the binding posts 9 that are fixed on 3 outsides, heat radiation chassis through lead, is connected with civil power when binding post 9 supplies lamp bodies to install.It is protruding 5.1 that diffusion shell 5 corresponding light source modules are provided with, this convexity 5.1 and diffusion shell 5 one plastics sucking mouldings, and protruding 5.1 constitute the light diffusion chamber of ellipses or arc with heat radiation chassis 3, when realizing high light efficiency, improve the uniformity of light.

Light source module is that six to eight LED assemblies 7 that are strip constitute, and LED assembly 7 is uniformly distributed in the bottom on heat radiation chassis 3.Heat radiation chassis 3 corresponding LED assemblies 7 are provided with light source fixing hole 3.2, and LED assembly 7 is fixed on the light source fixing hole 3.2 through screw and heat radiation chassis 3.LED assembly 7 is electrically connected with PCB circuit board 7.1 and power module 6 respectively; Form an annular or a polygonal light emitting source, LED assembly 7 comprises PCB circuit board 7.1 and is arranged at the LED paster light source 7.2 on the PCB circuit board 7.1 that its purpose is: under the preceding topic that guarantees light efficiency; Whole lamp cost is reduced; And save the quantity of LED assembly 7, be convenient to assembling, be applicable to batch process.

Heat radiation chassis 3 is provided with the location division, and the corresponding location division of ceiling is provided with positioning match part.The location division is a Lift hook 2, and heat radiation chassis 3 corresponding Lift hooks 2 are provided with pilot hole 3.1, and Lift hook 2 is provided with screw 2.1 and the screw that is complementary with pilot hole 3.1, and Lift hook 2 is fixed in the top on heat radiation chassis 3 through screw lock.Lift hook 2 takes the shape of the letter U, and the opening part of Lift hook 2 is provided with the clamping limit 2.2 that prevents that lamp body from dropping, and sees Fig. 6-Fig. 7.Positioning match part is provided with recess 1.2 for lifting plate 1, lifting plate 1, and the left and right sides of lifting plate 1 is provided with bending edge 1.1, and lifting plate 1 is fixed on the ceiling.During installation; Be fixed on lifting plate 1 on the ceiling in advance, lamp body hung at the lifting plate, and utilized gravity the clamping limit 2.2 on the Lift hook 2 to be fixed on the recess 1.2 of lifting plate 1 through Lift hook 2; Thereby play the effect that prevents that lamp body from dropping, improve security of products and reliability.

Claims

1. An LED ceiling lamp, comprising a lamp body composed of a heat dissipation chassis (3) and a diffuser cover (5), a power supply module (6) and a light source module are arranged between the diffuser cover (5) and the heat dissipation chassis (3), its The feature is that the light source module is more than one strip-shaped LED assembly (7), and the LED assembly (7) is evenly distributed on the lower part of the heat dissipation chassis (3); the LED assembly (7) is electrically connected to the power supply module (6), A circular or polygonal light source is formed, and the LED assembly (7) includes a PCB circuit board (7.1) and an LED patch light source (7.2) arranged on the PCB circuit board (7.1); the power module is fixed on the diffuser cover (5) Or on the cooling chassis (3).

2. The LED ceiling lamp according to claim 1, characterized in that the heat dissipation chassis (3) is provided with a light source fixing hole (3.2) corresponding to the LED component (7), and the LED component (7) is clamped with the heat dissipation chassis (3) The heat dissipation chassis (3) is provided with a positioning part, and the corresponding positioning part of the roof or ceiling is provided with a positioning matching part.

3. The LED ceiling lamp according to claim 2, characterized in that the positioning part is a lifting hook (2), and the opening of the lifting hook (2) is provided with a clamping edge (2.2) to prevent the lamp body from falling; The positioning matching part is a hoisting plate (1), the left and right sides of the hoisting plate (1) are provided with bent edges (1.1), and the hoisting plate (1) is fixed on the roof or ceiling.

4. The LED ceiling lamp according to claim 3, characterized in that the hoisting hook (2) is U-shaped or L-shaped, the hoisting plate (1) is provided with a concave position (1.2), and the hoisting hook (2) sets It is installed on the lifting plate (1) and abuts against the concave position (1.2); the cooling chassis (3) is provided with an assembly hole (3.1) corresponding to the lifting hook, and the lifting hook (2) is provided with a Matching screw holes (2.1) and fasteners (8), the lifting hook (2) is locked and fixed on the upper part of the cooling chassis (3) through the fasteners (8).

5. The LED ceiling lamp according to any one of claims 1-4, characterized in that the heat dissipation chassis (3) and the diffuser cover (5) are arranged up and down, and the diffuser cover (5) is provided with a protrusion corresponding to the LED assembly (7). The protrusion (5.1), the protrusion (5.1) and the diffusion cover (5) are integrally formed by plastic absorption; the protrusion and the heat dissipation chassis (3) form an oval or arc-shaped light diffusion chamber, and the lower part of the diffusion cover is provided with Trim rings (4).

6. The LED ceiling lamp according to claim 5, characterized in that the decorative edge ring (4) comprises more than one splicing block or mosaic composition, the block is in the shape of a ring; the block is provided with The threaded boss (4.1), the cooling chassis (3) and the diffusion cover (5) are provided with connection holes (3.3) corresponding to the bosses (4.1) one by one, and the fasteners (8) pass through the cooling chassis in turn (3) and diffusion cover (5), cooperate and fix with decorative edge ring (4), and this fastener is a screw.