CN201437948U

CN201437948U - Led ceiling lamp

Info

Publication number: CN201437948U
Application number: CN200920132269XU
Authority: CN
Inventors: 杜安帮; 刘珍; 朱发平
Original assignee: SHENZHEN HENGZHIYUAN ELECTRICAL APPLIANCES CO Ltd
Current assignee: SHENZHEN HENGZHIYUAN ELECTRICAL APPLIANCES CO Ltd
Priority date: 2009-05-27
Filing date: 2009-05-27
Publication date: 2010-04-14
Anticipated expiration: 2019-05-27

Abstract

The utility model discloses an LED ceiling lamp, which comprises a lamp body, an LED light source and a drive power, wherein the lamp body comprises an outer shell and a lampshade that is covered at the lower part of the outer shell; the LED light source is arranged in the lamp body and comprises at least one base plate and an LED chip that is arranged on the base plate; the input end of the drive power is connected with a connector; and the output end of the drive power is connected with the input end of the LED light source. The LED ceiling lamp has the advantages that the structure is simple and compact, the damage is not easily caused, and the service life is long.

Description

The LED ceiling light

Technical field

The utility model relates to a kind of lighting device, refers in particular to a kind of light emitting diode (Light EmittingDiode; LED) ceiling light.

Background technology

Traditional ceiling light that is used for place such as railway car many with fluorescent tube as light source because structure and characteristic that fluorescent tube itself is had, make the ceiling light of the type exist that power consumption is big, lack service life and the defective of not environmental protection.Be directed to this, people gradually adopt the LED ceiling light to replace traditional ceiling light, existing LED ceiling light uses the LED fluorescent tube to replace fluorescent tube on the basis of traditional ceiling light, and simplify the lamp bracket (omit electric ballast and starter etc.) of traditional ceiling light and constitute, than traditional ceiling light, it has low energy consumption, high light efficiency, long service life, plurality of advantages such as environmental protection, but also there is this following defective: 1, the LED ceiling light is mainly by lamp bracket, the transparent lamp shade that is plugged in the LED fluorescent tube between the lamp socket of lamp bracket two ends and is arranged at LED fluorescent tube below is formed, structure is comparatively loose not compact, is unfavorable for the installation of this LED ceiling light in the compartment; 2, because the LED fluorescent tube is to be connected by inserting mode with lamp bracket, and structure is comparatively loosening, the shake because of railway car causes damage reduction of service life to it easily; 3, the body of LED fluorescent tube mostly is the transparent or semitransparent plastic tube or the glass tube of one-body molded preparation, its radiating effect is not good, the heat that LED lamp bar is produced can't distribute effectively apace and accumulate among body, cause the operating temperature in the body too high easily, and then influence the service life of LED fluorescent tube.

Summary of the invention

The purpose of this utility model is to overcome the existing existing defective of LED ceiling light, and a kind of simple and compact for structure, LED ceiling light of being difficult for impaired and long service life is provided.

To achieve these goals, the utility model adopts following technical scheme: a kind of LED ceiling light, include a lamp body, a led light source and a driving power, and wherein, described lamp body includes the lampshade that a shell body and is covered on this shell body below; Described led light source is arranged at the inside of described lamp body, and it includes at least one substrate and is arranged at led chip on this substrate; The input of described driving power is connected in a splicing ear, and output is connected in the input of described led light source.

In the above-mentioned LED ceiling light, the end face of described shell body is formed with at least one louvre.

In the above-mentioned LED ceiling light, be provided with an anti-protection pad with heat conduction and insulating properties between the substrate of described shell body and described led light source.

In the above-mentioned LED ceiling light, described anti-protection pad is a silica gel cloth.

In the above-mentioned LED ceiling light, described substrate is an aluminium base.

In the above-mentioned LED ceiling light, described shell body is the aluminum alloy casing body.

In the above-mentioned LED ceiling light, described shell body has extended to form housing sidewall respectively downwards from the edge of its end face, and described lampshade extends upward from the edge of its transparent surface and is formed with the lampshade sidewall, and this lampshade sidewall and housing sidewall are complementary and are positioned at the outside of housing sidewall

In the above-mentioned LED ceiling light, a described shell body wherein housing sidewall stretches out and is formed with a placement plate.

In the above-mentioned LED ceiling light, at least one epitaxial lateral overgrowth of described shell body is stretched and is formed with at least one Access Division.

In the above-mentioned LED ceiling light, be arranged with a vibration damping sheet on the described Access Division.

The beneficial effects of the utility model are: the main body of this LED ceiling light includes lamp body and the led light source two parts that are fixed in the lamp body, and its structure is comparatively compact, is convenient to it is installed on the target location.And the structure of this LED ceiling light has guaranteed the firm connection between each assembly, can reduce the infringement that vibration problems is brought significantly, in the occasion that is applied to comparatively jolt such as railway car etc., can guarantee certain service life.Further, the design of this LED ceiling light has multiple radiator structure, and the heat that can be produced when being worked by led light source fast and effeciently distributes derives outside the lamp body, makes the LED ceiling light remain on suitable operating temperature, thereby prolongs its service life.

Description of drawings

Fig. 1 is the surface structure schematic diagram of the utility model LED ceiling light.

Fig. 2 is the decomposition texture schematic diagram of the utility model LED ceiling light.

The specific embodiment

For making those of ordinary skill in the art be expressly understood the purpose of this utility model, technical scheme and advantage more, the utility model is further elaborated below in conjunction with drawings and Examples.

LED ceiling light disclosed in the utility model mainly is used among the railway car to play the usefulness of illumination, and is certain, also can be applied to the place of other types, for example office.With reference to illustrated in figures 1 and 2, this LED ceiling light includes the led light source 20 that a lamp body 10, is arranged at these lamp body 10 inside, the splicing ear 40 that a driving power 30 and that is connected with led light source 20 is connected in driving power 30.

Lamp body 10 is the flat structure, and it includes the lampshade 101 that a shell body 100 and is covered on shell body 100 belows.Shell body 100 has extended to form housing sidewall 104 respectively downwards from the edge 103 of its end face 102, thereby be surrounded by a space that can be used for assemblies such as ccontaining led light source 20, driving power 30, stretching out from a housing sidewall 104 wherein is formed with a placement plate 105, can be used for installing and fixing splicing ear 40.Lampshade 101 extends upward from the edge 107 of its transparent surface 106 and is formed with lampshade sidewall 108, this lampshade sidewall 108 is complementary with housing sidewall 104 and is positioned at the outside of housing sidewall 104, like this, can use a plurality of first screws 109 to screw togather lampshade sidewall 108 and housing sidewall 104, thereby lampshade 101 is arranged at securely the below of shell body 100.

Be formed with the louvre 110 of a plurality of substantially oblong-shaped structures on the shell body 100, help the quick heat radiating of LED ceiling light.Further, shell body 100 can adopt the aluminum alloy plate materials punching press of characteristics such as having good heat conductivity, in light weight and make.

Led light source 20 is arranged at the inside of lamp body 10, it includes at least one substrate 200 and is arranged at a plurality of led chips 201 on this substrate 200, wherein, connects with series system between a plurality of led chips 201, certainly, also can adopt the mode of parallel connection or string and series-parallel connection.Preferably, substrate 200 uses aluminium base, and it has better heat radiating effect and mechanical performance, and the heat that the led chip 201 that is provided with on it can be produced in time distributes apace and derives, and guarantees the service life of led chip 201.During fixed L ED light source 20, use a plurality of second screws 202 to pass substrate 200 and the end face 102 of shell body 100, and realize that led light source 20 is fixed among the lamp body 10.

This LED ceiling light has above-mentioned various radiator structures, and the heat that can be produced with by led light source 20 work the time fast and effeciently distributes derives outside the lamp body 10, makes the LED ceiling light remain on suitable operating temperature, thereby prolongs its service life.

Driving power 30 is arranged at the inside of lamp body 10, and be electrically connected between splicing ear 40 and the led light source 20, it will come from the direct current of external power source or alternating current converts the direct current with suitable current and voltage to and driving LED light source 20 is luminous, behind the luminous intensity distribution of the light that led light source 20 is produced through the transparent surface 106 of lampshade 101, be decomposed to form numerous picture points, and then the formation uniform surface light source, for the usefulness of illumination.

At shell body 100 is under the situation of aluminum alloy casing body or other metal shell bodies, directly contact with the substrate 200 of led light source 20 for fear of shell body 100 and the situation of line short circuit occurs, but between is provided with an anti-protection pad 50 with heat conduction and insulating properties.Should can adopt silica gel cloth to make by anti-protection pad 50, it not only plays the effect of heat conduction and insulation, can prevent that also thing such as dust from entering lamp body 10 inside from the louvre 110 of shell body 100, and the LED ceiling light is caused damage.

Stretch at least one epitaxial lateral overgrowth of the shell body 100 of lamp body 10 and to be formed with at least one Access Division 111, during installation, can utilize this Access Division 111 to be connected in target location and realize fixedly installing of LED ceiling light, and simplify the operation of installing.Preferably, be arranged with a vibration damping sheet 112 on the Access Division 111 of shell body 100, by the setting of this vibration damping sheet 112, reach and reduce the purpose that shakes the injury that the LED ceiling light is caused, this vibration damping sheet 112 can adopt such as material preparations such as felt, sponges.

Difference according to applied environment, the configuration design of LED ceiling light can be become different shapes, when for example being installed on the center of top position of railway car, the LED ceiling light is designed to directly tabular, and when being installed on the joint of the top of railway car and sidewall, the LED ceiling light is designed to arc surfaced.

In sum, the main body of this LED ceiling light includes lamp body 10 and led light source 20 two parts that are fixed in the lamp body 10, and its structure is comparatively compact, is convenient to it is installed on the target location.And the structure of this LED ceiling light has guaranteed the firm connection between each assembly, can reduce the infringement that vibration problems is brought significantly, in the occasion that is applied to comparatively jolt such as railway car etc., can guarantee certain service life.

Above-mentioned only is preferred embodiment of the present utility model, but not the utility model is done any pro forma restriction, and all equivalent variations or modifications of being done in the claim scope all should fall within the utility model protection domain.

Claims

1. a LED ceiling light is characterized in that, described LED ceiling light includes:

One lamp body (10), this lamp body (10) include the lampshade (101) that a shell body (100) and is covered on described shell body (100) below;

One led light source (20), this led light source (20) is arranged at the inside of described lamp body (10), and it includes at least one substrate (200) and is arranged at led chip (201) on the described substrate (200);

One driving power (30), the input of this driving power (30) is connected in a splicing ear (40), and output is connected in the input of described led light source (20).

2. LED ceiling light as claimed in claim 1 is characterized in that, the end face (102) of described shell body (100) is formed with at least one louvre (110).

3. LED ceiling light as claimed in claim 2 is characterized in that, is provided with an anti-protection pad (50) with heat conduction and insulating properties between the substrate (200) of described shell body (100) and described led light source (20).

4. LED ceiling light as claimed in claim 3 is characterized in that, described anti-protection pad (50) is a silica gel cloth.

5. as claim 1 or 2 or 3 or 4 described LED ceiling lights, it is characterized in that described substrate (200) is an aluminium base.

6. as claim 1 or 2 or 3 or 4 described LED ceiling lights, it is characterized in that described shell body (100) is the aluminum alloy casing body.

7. LED ceiling light as claimed in claim 1, it is characterized in that, described shell body (100) has extended to form housing sidewall (104) downwards from the edge (103) of its end face (102), described lampshade (101) extends upward from the edge (107) of its transparent surface (106) and is formed with lampshade sidewall (108), and this lampshade sidewall (108) and housing sidewall (104) are complementary and are positioned at the outside of housing sidewall (104).

8. LED ceiling light as claimed in claim 7 is characterized in that, described shell body (a 100) wherein housing sidewall (104) stretches out and is formed with a placement plate (105).

9. LED ceiling light as claimed in claim 1 is characterized in that, at least one epitaxial lateral overgrowth of described shell body (100) is stretched and is formed with at least one Access Division (111).

10. LED ceiling light as claimed in claim 9 is characterized in that, is arranged with a vibration damping sheet (112) on described Access Division (111).