CN202733694U

CN202733694U - LED lamp source structure and LED ceiling lamp having LED lamp source structure

Info

Publication number: CN202733694U
Application number: CN2012200027975U
Authority: CN
Inventors: 杨海峰; 周鸣
Original assignee: Nanjing Handson Science & Technology Corp
Current assignee: Jiangsu Henderson Intelligent Technology Co Ltd
Priority date: 2012-01-06
Filing date: 2012-01-06
Publication date: 2013-02-13
Anticipated expiration: 2022-01-06

Abstract

The utility model provides an LED lamp source structure and an LED ceiling lamp having the LED lamp source structure. The LED lamp source structure comprises an LED light-emitting assembly, an annular structural member, a power supply connecting member, and a control circuit. The control circuit mainly consists of circuits capable of controlling the LED working states. The power supply connecting member is used for connecting the control circuit with an external power supply. The LED light-emitting assembly is supported in the center of the annular structural member, and comprises LED lamp beads, and PCB strips with a heat radiation function, or die strips or die blocks which employ a COB package structure. The LED lamp source structure and the LED ceiling lamp having the LED lamp source structure are advantaged in that the planar light emitting and lamp distributing are adopted; the characteristics of LEDs are brought into full play; the heat radiation requirements of the LEDs are satisfied; and more importantly, a mounting structure allowing the direct replacement of a traditional annular lamp is configured.

Description

LED lamp source structure and the LED lamp affixed to the ceiling that comprises this LED lamp source structure

Technical field

The utility model relates to the light source take semiconductor light-emitting-diode (LED) as illuminator, relates in particular to a kind of LED white light source of suitable general illumination, is embodied in the LED annular light source, belongs to electric light source and lighting technical field.

Background technology

The LED technology reaches its maturity, and becomes a kind of optimal selection of alternative traditional lighting, and many producers are for the lighting solutions of market demand design use LED as luminous main body.Current, alternative mainly contains two kinds: annular LED lamp tube, LED circular flat light source.Such as patent No. CN201973520U, denomination of invention is the Chinese patent of LED circular lamp, disclosed a kind of LED lamp of annular, its lampshade and lamp body are the ring bodies that snaps together, LED assembly (being comprised of with the LED that is arranged on the pcb board pcb board) is configured to the annular adaptive with the lamp body shape, be arranged between described lampshade and the lamp body, this LED ring like light fitting cost of manufacture is high, complex manufacturing, and can not give full play to the LED advantage.Such as patent No. CN201251061Y, denomination of invention is a kind of Chinese patent of LED overhead lighting, this LED overhead lighting comprises the PCB disc plate that is the radial laying of unitary circular LED lamp pearl, its LED circular flat light source is so that light-emitting area and area of dissipation are large, thereby can bring into play the LED advantage, but, its PCB disc plate is arranged in the base, this base comprises a base plate and becomes vertically disposed sidewall with base plate, the base plate middle part is recessed to form a groove downwards, the groove middle part connects downwards offers a round hole that connects, sidewall inwardly protrudes out to consist of to have with the lampshade fitting recess and assembles one to one projection, and the stator that forms by the downward perforate of base plate is fixed on the ceiling, complex structure, replace install very inconvenient.

Summary of the invention

Defective for above-mentioned prior art existence, the utility model provides a kind of LED lamp source structure and lamp affixed to the ceiling, employing face light emitting cloth lamp, give full play to the LED characteristics, satisfy LED heat radiation requirement, simultaneously can export the distribution curve flux that satisfies lighting requirement, what is more important has configured the mounting structure that can directly replace the traditional endless lamp, the convenient at present greatly light source of conventional lamp recoverable amount replacement.

The objective of the invention is to be achieved through the following technical solutions:

A kind of LED lamp source structure, comprise: LED luminescence component, annular structural part, mains connection and control circuit, wherein, control circuit is mainly by the electric circuit constitute that can control the LED duty, mains connection is used for described control circuit is connected with external power source, described LED luminescence component is supported on the centre of described annular structural part, and described LED luminescence component is comprised of mould bar or the module of LED lamp pearl with the pcb board bar that has heat sinking function concurrently or employing COB encapsulating structure.

Further, described annular structural part adopts and is easy to make the lightweight material spare that is processed into annular.

Further, be furnished with the support horizontal stripe that is used for fixing described pcb board bar of bar shaped in the middle of the described annular structural part.

Further, the physical dimension of described annular structural part is configured to the specification of alternative traditional T5, T6, T8, T9 fluorescent tube, and its shape can be roughly annular, H shape, 2D shape or U-shaped.

Further, described mains connection comprises 2 pins or 4 pin plugs, and this mains connection is arranged on the described annular structural part.

Further, leave certain heat radiation interval between the described pcb board bar.

Further, the copper-clad plate face on the described pcb board has enough area of dissipations and the louvre of suitable size.

The utility model also provides a kind of LED lamp affixed to the ceiling, comprise the lamp body and the lampshade that snap together, it is characterized in that: also comprise LED lamp source structure, described LED lamp source structure comprises: the LED luminescence component, annular structural part, mains connection and control circuit, wherein, control circuit is mainly by the electric circuit constitute that can control the LED duty, mains connection is used for described control circuit is connected with external power source, described LED luminescence component is supported on the centre of described annular structural part, described LED luminescence component is comprised of mould bar or the module of LED lamp pearl with the pcb board bar that has heat sinking function concurrently or employing COB encapsulating structure, described LED lamp source structure places described lampshade, in the accommodating cavity that lamp body forms, and be fixed on the described lamp body by the elasticity snap-in structure.

Further, described snap-in structure comprises grab or the snap ring that is arranged on the described lamp body, and it is fastened on the annular structural part of described LED lamp source structure.

By adopting above technical scheme, the utility model can be realized following useful technique effect:

1) can conveniently install, directly replace traditional fitting structure.

2) compare with annular LED lamp tube, can guarantee that the heat radiation of LED luminous tube is more abundant, work is more reliable, the life-span is longer.

3) compare with the traditional endless fluorescent lamp, efficient is higher, more energy-conservation, namely opens i.e. bright, the convenient use.

4) compare with the traditional endless fluorescent lamp, do not contain the heavy metal substances such as mercury, convenient recovery, more environmental protection.

Description of drawings

Fig. 1 is the profile schematic diagram of lamp affixed to the ceiling of the present utility model;

Fig. 2 is the schematic diagram that the lamp shade of ceiling lamp among Fig. 1 is removed rear show internal structure;

Fig. 3 is A-A cross sectional view among Fig. 2, and 3a is an embodiment, and 3b is another embodiment.

Among the figure: 1 lampshade, 2 lamp bodies, 3 lamp source structures, 31,31 ' annular structural part, 32 mains connections, 33 grabs (snap ring), 34 LED luminescence components, 35 support horizontal stripes

The specific embodiment

Below in conjunction with accompanying drawing the specific embodiment of the present utility model is described in further detail.

As shown in Figure 1, a kind of profile schematic diagram for LED lamp affixed to the ceiling of the present utility model comprises lampshade 1 and lamp body 2, and lampshade 1 and lamp body 2 removably link together, the various ways such as its connected mode can be known engaging, screw.

As shown in Figure 2, be removed the schematic diagram of rear demonstration light fixture internal structure for the lamp shade of ceiling lamp among Fig. 1, in the accommodating cavity that lampshade 1, lamp body 2 form, be provided with LED lamp source structure 3, this lamp source structure 3 is fixed on the lamp body 2, and it comprises: LED luminescence component 34, annular structural part 31, mains connection 32 and control circuit (not shown).LED luminescence component 34 is formed or is adopted mould bar or the module of COB encapsulating structure by LED luminous tube and the pcb board bar that has heat sinking function concurrently; Annular structural part 31 adopts can make the lightweight material composition that is processed into annular; Mains connection 32 is parts of a kind of LED of connection control circuit and external power source plug-in unit, can be 2 pins or 4 pin plugs; Control circuit, mainly by the electric circuit constitute that can control the LED duty (as, can adjust the LED luminosity, change duty, overtemperature protection etc.).

What illustrate further is, compares with general PCB, has the pcb board bar of heat sinking function concurrently, leaves certain heat-dissipating space when assembly unit between the lath, and copper-clad plate face has enough area of dissipations and the louvre of suitable size on the pcb board.

What illustrate further is, in conjunction with Fig. 3, annular structural part 31 adopts lightweight material to make, in a preferred embodiment, the ring portion physical dimension of annular structural part 31 is configured to alternative traditional T5, T6, T8, the specification of T9 fluorescent tube, its shape can be roughly annular, H shape, 2D shape or U-shaped etc., be furnished with bar shaped pcb board bar in the centre of its ring portion and support horizontal stripe 35, referring to Fig. 3 a, 3b, the shape of cross section of annular structural part 31 are circular, semicircle etc., in Fig. 3 b, annular structural part 31 ' ring portion with to support horizontal stripe 35 mutually concordant in the side near lamp body 2, in the time of on being installed to lamp body, be more convenient for fitting tightly lamp body 2, be beneficial to heat radiation.

Traditional fitting structure can be installed, directly be replaced to LED lamp source structure of the present utility model easily.The ring portion cutting ferrule of annular structural part 31 is advanced to be arranged on the elastic fastening hook (snap ring) on the lamp panel 2, and the plug that will be arranged on annular structural part 31 ring portions connects power supply, putting on a lampshade gets final product.

Claims

1. A LED light source structure, comprising: an LED light-emitting assembly, a power connector and a control circuit, wherein the control circuit is mainly composed of a circuit that can control the working state of the LED, and the power connector is used to connect the control circuit to an external power supply The connection is characterized in that it also includes a ring structure, the LED lighting assembly is supported in the middle of the ring structure, and the LED lighting assembly is composed of LED lamp beads and PCB strips with heat dissipation function or adopts COB package Formwork or modules of a structure.

2. The LED light source structure according to claim 1, characterized in that: the ring-shaped structural member is made of light-weight material that is easy to manufacture and process into a ring.

3. The LED light source structure according to claim 2, characterized in that: a strip-shaped support bar for fixing the PCB strip is arranged in the middle of the ring-shaped structural member.

4. The LED light source structure according to claim 2, characterized in that: the structural size of the ring structure is set to replace the specifications of traditional T5, T6, T8, T9 fluorescent tubes, and its shape can be roughly round Ring, H-shape, 2D-shape or U-shape.

5. The LED light source structure according to claim 4, characterized in that: the power connector includes a 2-pin or 4-pin plug, and the power connector is arranged on the ring structure.

6. The LED light source structure according to claim 1, characterized in that: there is a certain heat dissipation interval between the PCB strips.

7. The LED light source structure according to claim 6, characterized in that: the surface of the copper clad laminate on the PCB has a sufficient heat dissipation area and heat dissipation holes of a suitable size.

8. An LED ceiling lamp, comprising a lamp body and a lampshade that are fastened together, characterized in that: it also includes the LED light source structure according to claim 1, and the LED light source structure is placed in the lampshade, lamp body The formed accommodating cavity is fixed on the lamp body through an elastic locking structure.

9. The LED ceiling lamp according to claim 8, characterized in that: the engaging structure includes a hook or a snap ring provided on the lamp body, which is clipped on the annular structure of the LED light source structure on file.