CN201206774Y

CN201206774Y - LED lamp

Info

Publication number: CN201206774Y
Application number: CNU200820005098XU
Authority: CN
Inventors: 林志泽
Original assignee: Individual
Current assignee: Individual
Priority date: 2008-04-30
Filing date: 2008-04-30
Publication date: 2009-03-11
Anticipated expiration: 2018-04-30

Abstract

The utility model provides an LED lamp, which comprises a conducting connector, a plastic lamp shade, a circuit board, a cooling body and an LED module, wherein the plastic lamp shade is provided with a front shade body, a rear shade body connected to the conducting connector, and a bunching ring which bunches the front shade body and the rear shade body; the front shade body is provided with a reflecting part; the rear shade body is provided with two or more than two spacing boards, an accommodating chamber formed by enclosing the spacing boards, and ventilation openings formed between any two spacing boards; the circuit board is accommodated in the accommodating chamber and provided with a first electrical connection terminal for electrically connecting the conducting connector, and a second electrical connection terminal formed at the other end of the first electrical connection terminal; the cooling body is accommodated in the accommodating cavity; and the LED module is arranged on the cooling body, electrically connected to the second electrical connection terminal and arranged corresponding to the reflecting part, thereby ensuring higher safety when replacing or maintaining the LED module and the shape diversity of the LED lamp.

Description

Led lamp

Technical field

The utility model refers to a kind of LED light fixture with plastic lamp shade especially relevant for a kind of light emitting diode (LED) light fixture.

Background technology

Along with development of science and technology, electronic product and electronic building brick more and more develop in compact making, wherein electronic building brick such as LED have that volume is little, in light weight, reaction speed is fast and advantage such as pollution-free, gradually be used on the lighting apparatus, though light emitting diode is on the early stage of development, once faced the awkward situation of luminosity deficiency, but along with material and technical breakthrough in recent years, the luminous efficiency of light emitting diode is existing to be promoted significantly, even the brightness of the conventional illumination device that can match in excellence or beauty, the trend that replaces present lighting apparatus is gradually arranged.

As known be the LED light fixture of lighting apparatus with LED, by conductive contact, connect this conductive contact metal shade, be located in this metal shade internal circuit board and led module and be set around two or more fin on this metal shade outer peripheral face; Be provided with reflecting part in this metal shade; This circuit board one end is electrically connected this conductive contact, and the other end then is electrically connected this led module; This led module is to disposing by reflecting part; These fin are then in order to distribute the heat energy by this metal shade that this led module conducts to.

Yet, known LED light fixture, on using, reality still has following defective, because of these fin on the outer peripheral face of this metal shade, so when the user will take off this metal shade, to carry out that this led module is changed or during maintenance, the easy scratch user's of these fin hand, and this LED light fixture in using can produce high temperature and high heat, also can cause scald to user's hand, in addition, the configuration of these fin positions, remove to increase the space of LED light fixture landscape configuration, also influence the variation of its exterior design and attractive in appearance.

The utility model content

In view of this, main purpose of the present utility model is to provide a kind of and is changing or the LED light fixture of safety and various shapesization more during the maintenance led module.

For reaching above-mentioned purpose, a kind of LED light fixture that the utility model provides is made of conductive contact, plastic lamp shade, circuit board, radiator and led module; This plastic lamp shade has preceding cover body, is connected in the rear cover body on this conductive contact and restraints the beam ring that connects this forward and backward cover body, should be provided with reflecting part by preceding cover body, this rear cover body has two or more space bars and is centered on the cavity volume that setting forms by these space bars, and is formed with ventilating opening between any two space bars; This circuit board is located in this cavity volume inside, and this circuit board has first electric connecting terminal that is electrically connected this conductive contact and second electric connecting terminal that is formed at this first electric connecting terminal other end; This radiator is located in this cavity volume inside; This led module is arranged on this radiator, and be electrically connected on this second electric connecting terminal and to should reflecting part configuration.

The utility model adopts technique scheme, by the inside that radiator is arranged at plastic lamp shade, avoids user's hand is caused incised wound, with protection user's hand.And,, reducing the temperature of LED light fixture, and avoid user's hand to cause scald by the design of saturating, the ventilating opening of plastic lantern.In addition,, the outward appearance of the multiple different integral moulding of LED light fixture can be given, the surcharge of LED light fixture can be effectively promoted by the changeable voltinism design features of plastic lamp shade.In addition, by the design of fin storehouse formula, to save the space of LED light fixture landscape configuration.

Description of drawings

Fig. 1 is the perspective exploded view of the utility model LED light fixture;

Fig. 2 is the a-quadrant partial enlarged drawing of Fig. 1;

Fig. 3 is the B zone partial enlarged drawing of Fig. 1;

Fig. 4 is the solid combination schematic diagram of the utility model LED light fixture;

Fig. 5 is the schematic diagram of the 5-5 line section of Fig. 4;

Fig. 6 is the C zone partial enlarged drawing of Fig. 5;

Fig. 7 is the user mode figure of the utility model LED light fixture.

Description of reference numerals

10..... conductive contact

11..... screwing section 12..... socket section

20..... plastic lamp shade

21..... preceding cover body

211.... reflecting part 212..... demarcation strip

213.... toe-in meets ventilative mouthful of end 214.....

215.... the 216..... of snapping portion pressure section

22..... rear cover body

221.... stiff end 222..... space bar

223.... posterior cord connects end 224..... cavity volume

225.... carrier 226..... ventilating opening

227.... buckling parts

23..... beam ring

30..... circuit board

31..... the first electric connecting terminal 32...., second electric connecting terminal

40..... radiator

41..... disposal area 42..... fin

43..... honeycomb perforate

50.....LED module

51..... pedestal 52..... chip

53..... packing colloid

60..... lamp socket

The specific embodiment

Relevant detailed description of the present utility model and technology contents, conjunction with figs. is described as follows, however appended accompanying drawing only provides reference and explanation usefulness, is not to be used for the utility model is limited.

See also Fig. 1 to Fig. 4, the utility model LED light fixture is made of conductive contact 10, plastic lamp shade 20, circuit board 30, radiator 40 and led module 50.

This conductive contact 10 has screwing section 11 and is formed at the socket section 12 of these screwing section 11 other ends.

This plastic lamp shade 20 has preceding cover body 21, is connected in the rear cover body 22 on this conductive contact 10 and restraints the beam ring 23 that connects this forward and backward

cover body

21,22, should before cover body 21 be provided with reflecting part 211, the pressure section 216, two or more demarcation strips 212 and the toe-in that connect this reflecting part 211 connect end 213, these demarcation strips 212 are compassingly set on these reflecting part 211 outer peripheral faces, and 212 of any two demarcation strips are formed with ventilative mouthful 214, and this toe-in connects end 213 and then connects these demarcation strips 212 and form two or more snapping portion 215; This rear cover body 22 has stiff end 221, two or more space bars 222 and posterior cord connect end 223, this stiff end 221 connects these space bars 222 and is located on this socket section 12, these space bars 222 are formed with cavity volume 224 around being provided with, this cavity volume 224 is communicated with this reflecting part 211, and form two or more carriers 225 on these space bars 222 in this cavity volume 224, and be formed with ventilating opening 226 in 222 of any two space bars, this posterior cord connects end 223 and then connects these space bars 222 and form two or more buckling parts 227, respectively respectively these snapping portion 215 fastening settings of these buckling parts 227 correspondences; These beam ring 23 bundles are connected to this forward and backward bundle and connect on the end 213,223; Aforementioned this snapping portion 215 can be grab, and this buckling parts 227 can be draw-in groove, and this grab and this draw-in groove stopper are each other fixed, and in addition, this reflecting part 211 can be funnel-form; In addition, aforementioned this snapping portion 215, buckling parts 227 also can be respectively draw-in groove and be snapped in grab on this draw-in groove.

The fairshaped design of space bar 222 tools of described this plastic lamp shade 20, what can make LED light fixture integral body handsome in appearancely has visual aesthetic feeling concurrently, in addition, but the moulding of this plastic lamp shade 20 is custom-made or be designed to variation also, to meet the personal like and can increase feeling of freshness in the use, with the surcharge of effective lifting LED light fixture.

This circuit board 30 is located in this cavity volume 224 inside, and this circuit board 30 has first electric connecting terminal 31 that is electrically connected this conductive contact 10 and second electric connecting terminal 32 that is formed at these first electric connecting terminal, 31 other ends.

This radiator 40 is located in this cavity volume 224 inside, and its bottom surface is arranged on these carriers 225, and its end face then connects with this pressure section 216 of this preceding cover body 21, and offers disposal area 41 in the central surface place of this radiator 40; In addition; this radiator 40 includes two or more fin 42; these fin 42 mutual storehouse settings; wherein; these fin 42 can be discoideus and offer two or more honeycomb perforates 43 on this fin 42; described these fin 42 are arranged in this cavity volume 224 of this plastic lamp shade 20; can avoid user's hand to touch these fin 42 and the scratch user; to reach the purpose of protection user hand; in addition; the design of these fin 42 stacking-types can be saved the space of LED light fixture landscape configuration.

This led module 50 is arranged on this radiator 40, and be electrically connected on this second electric connecting terminal 32 and to should reflecting part 211 configurations, this led module 50 includes pedestal 51, chip 52 and packing colloid 53; This pedestal 51 is located in this disposal area 41, and amplexiform in this radiator 40 surfaces, this chip 52 is located on this pedestal 51, this packing colloid 53 is then in order to encapsulate this chip 52, wherein, this chip 52 is electrically connected on this second electric connecting terminal 32, and makes this packing colloid 53 be positioned at this reflecting part 211.

In addition, this chip 52 on aforementioned this pedestal 51 is not limited to only be provided with one chip, also can be provided with a plurality of chips, to promote the brightness of led module 50 WBRs, relatively in this pedestal 51, can increase this fin 42 storehouse quantity, remove the heat energy that this led module 50 is produced fully to loose.

During assembling the utility model, as Fig. 5 and shown in Figure 6, after at first being connected to this rear cover body 22 on this conductive contact 10, assemble this circuit board 30 more in regular turn, radiator 40, led module 50 is to this cavity volume 224, and these radiator 40 bottom surfaces are arranged on these carriers 225, this beam ring 23 being socketed on this posterior cord connects on the end 223 (please cooperate with reference to Fig. 1) again, this toe-in of cover body 21 connects and holds 213 to be assembled in this beam ring 23 before will being somebody's turn to do at last, so that this snapping portion 215 is buckled on this buckling parts 227, and this pressure section 216 that makes this preceding cover body 21 compresses this radiator 40 end faces, to finish assembling of the present utility model.

When using the utility model, see also Fig. 7, after at first being screwed together in this screwing section 11 of this conductive contact 10 of the present utility model on the lamp socket 60 that connects power supply, behind electric power starting, after the light source that this led module 50 is produced exposes to this reflecting part 211, the heat energy that this reflecting part 211 is produced, can be via these ventilative mouthfuls 214 of this preceding cover body 21, heat energy is dissipated to the external world, in addition, the thermal energy conduction that this led module 50 own is produced is to this radiator 40, can be via these ventilating openings 226 of this rear cover body 22, and dissipate to the external world, so that this led module 50 keeps good air permeability, and then the temperature of reduction LED light fixture integral body, to avoid scalding user's hand.

The above is preferred embodiment of the present utility model only, is not to be used to limit protection domain of the present utility model.

Claims

1. a led lamp is characterized in that, this light fixture comprises:

Conductive contact;

Lampshade, be plastic material, it has preceding cover body, is connected in the rear cover body on this conductive contact and restraints the beam ring that connects this forward and backward cover body, should be provided with reflecting part by preceding cover body, this rear cover body has two or more space bars and is centered on the cavity volume that setting forms by these space bars, and is formed with ventilating opening between any two space bars;

Circuit board is located in this cavity volume inside, and this circuit board has first electric connecting terminal that is electrically connected this conductive contact and second electric connecting terminal that is formed at this first electric connecting terminal other end;

Radiator is located in this cavity volume inside; And

Light-emitting diode (LED) module is arranged on this radiator, and be electrically connected on this second electric connecting terminal and to should reflecting part configuration.

2. led lamp as claimed in claim 1, it is characterized in that, described conductive contact has screwing section and is formed at the socket section of this screwing section other end, and described rear cover body also has the stiff end that connects described space bar, and this stiff end is located on this socket section.

3. led lamp as claimed in claim 1 is characterized in that, described before cover body also be provided with two or more demarcation strips on this reflecting part outer peripheral face, and be formed with ventilative mouthful between any two demarcation strips.

4. led lamp as claimed in claim 3, it is characterized in that, cover body also is provided with the toe-in that connects these demarcation strips and connects end before described, this toe-in connects end and forms two or more snapping portions, and this rear cover body also has the posterior cord that connects described space bar and connects end, this posterior cord connects end and forms two or two last buckling parts, respectively respectively this snapping portion fastening setting of this buckling parts correspondence.

5. led lamp as claimed in claim 4 is characterized in that, described beam ring bundle is connected to this forward and backward bundle and connects on the end.

6. led lamp as claimed in claim 4 is characterized in that, described snapping portion, buckling parts are respectively grab and draw-in groove.

7. led lamp as claimed in claim 1 is characterized in that described reflecting part is funnel-form.

8. led lamp as claimed in claim 1, it is characterized in that, described radiator offers the disposal area, this light-emitting diode (LED) module then includes the pedestal that is located in this disposal area, the packing colloid of being located at the chip on this pedestal and encapsulating this chip, this chip is electrically connected this second electric connecting terminal, and this packing colloid then is positioned at this reflecting part.

9. led lamp as claimed in claim 1 is characterized in that described radiator includes fin, and these fin are stacked mutually.

10. led lamp as claimed in claim 9 is characterized in that described fin is discoideus.

11. led lamp as claimed in claim 9 is characterized in that, described fin offers two or more honeycomb perforates.