CN201232910Y

CN201232910Y - Embedded angle adjustable LED lamp

Info

Publication number: CN201232910Y
Application number: CNU2008200472322U
Authority: CN
Inventors: 武良举
Original assignee: Individual
Current assignee: Individual
Priority date: 2008-04-30
Filing date: 2008-04-30
Publication date: 2009-05-06
Anticipated expiration: 2018-04-30

Abstract

The utility model discloses an embedded LED light with adjustable angles, which comprises a light body, and a cooling plate sealing the top of the light body and arranged on the light body. A circuit and LED lamps welded on the circuit board are arranged inside the light body. The circuit board is flexibly arranged on the bottom of the cooling plate. The light angle of the LED lamps can be adjusted through connecting pieces. The utility model has the advantages of simple and reasonable structure, sound insulation, dust prevention, waterproofness, ensuring the room sealed, adjustable angles, and being used conveniently, which is an LED light with adjustable angles in common use in life.

Description

The LED light fixture of embedded angle adjustable

Technical field

The utility model relates to the LED light fixture of a kind of light fixture, particularly a kind of embedded angle adjustable.

Background technology

At present, the common on the market flush type LED lamp that is used to throw light on as shown in Figure 1 and Figure 2, flush type LED lamp among Fig. 1 comprises lamp body 1 ' and is fixed on that lamp body 1 ' is gone up and the heat sink 2 ' of its top seal is provided with circuit board 3 ' and welding LED lamp 4 ' this circuit board 3 ' thereon is fixedly mounted on heat sink 2 ' bottom in lamp body 1 ', fixedly connected with heat sink 2 ' owing to circuit board 3 ' in this light fixture, cause the angle of LED lamp 4 ' unadjustable, influence the range of exposures of light fixture, used inconvenience; In this way, people improve above-mentioned light fixture, invented a kind of LED light fixture of adjustable-angle as shown in Figure 2, this light fixture comprises lamp body 1 ', in lamp body 1 ', be provided with circuit board 3 ' and welding LED lamp 4 ' thereon, thereby be positioned at circuit board 3 ' and be fixedly connected with the adjustable angle joint that heat sink 2 ' flexibly connects heat sink 2 ' and lamp body 1 ' inwall by connector 5 ' realization LED lamp 4 ', but there is the gap in its lamp body 1 ' of the light fixture of this structure between heat sink 2 ', requiring between light fixture and the smallpox according to external building rule (as English architecture method part C) is sealing, can play the effect of sound insulation so on the one hand, on the other hand can also dustproof and waterproof vapour etc. effect, particularly when winter is indoor when baking oven or heating installation are arranged, indoor heat may flow away by these gaps, wasted the too much energy, improved energy consumption, and these requirements are that this light fixture institute is inaccessiable, at above-mentioned shortcoming, be necessary to make improvements.

Summary of the invention

In order to overcome the deficiencies in the prior art, the utility model provides a kind of simple and reasonable for structure, flush type LED lamp with sound insulation, dustproof, waterproof, the indoor sealing of assurance and angle adjustable.

The technical scheme that its technical problem that solves the utility model adopts is:

The LED light fixture of embedded angle adjustable comprises lamp body, is provided with the heat sink with its top seal on lamp body, is provided with circuit board and the LED lamp that is welded on the circuit board in the described lamp body, and this circuit board is movably arranged on the heat sink bottom by connector.

In the utility model, described connector is that the metal material that aluminium or copper etc. have a good heat conductive performance is made.

In the utility model, described connector comprises last connecting rod of fixing with the heat sink bottom and the lower link of fixing with the circuit board top, corresponding position is provided with axis hole on the described upper and lower connecting rod, has connecting axle to pass axis hole they are connected, and its lower link can be around this connecting axle rotation.

In the utility model, the open-mouth of described lamp body bottom is packaged with the glass catch, is provided with O-ring seal between glass catch and lamp body inwall.

In the utility model, described lamp body inwall is provided with the expansion type fire proofing material.

In the utility model, be provided with waterproof apron between described heat sink and the lamp body.

The beneficial effects of the utility model are: by the heat sink with its top seal is set on lamp body, circuit board and the LED lamp that is welded on the circuit board are movably arranged on the heat sink bottom by connector, so both can guarantee that airtightness of lamps can also utilize connector to adjust the angle of LED lamp, very convenient to use, play good sound insulation, dustproof, anti-steam, prevented the advantage that winter, room heater ran off; Simultaneously, the metal material that connector has adopted aluminium or copper etc. to have the good heat conductive performance is made, and can also play good conductive force like this when being connected with heat sink, guarantees that light fixture has better heat radiating effect,

Description of drawings

Below in conjunction with drawings and Examples the utility model is further specified.

Fig. 1 is the structural representation of existing LED light fixture;

Fig. 2 is the structural representation of existing another kind of LED light fixture;

Fig. 3 is a structural representation of the present utility model;

Structural representation when Fig. 4 is the utility model use;

Fig. 5 is the structural representation of connector in the utility model;

Fig. 6 is the structural representation of second kind of embodiment of the utility model;

Fig. 7 is the structural representation of connector in the utility model;

Fig. 8 is the structural representation of the third embodiment of the utility model;

Fig. 9 is the structural representation of the 4th kind of embodiment of the utility model;

Figure 10 is the structural representation of the 5th kind of embodiment of the utility model.

The specific embodiment

With reference to Fig. 3, Fig. 4, Fig. 5, the LED light fixture of embedded angle adjustable comprises lamp body 1, is provided with the heat sink 2 with its top seal on lamp body 1, be provided with circuit board 3 and the LED lamp 4 that is welded on the circuit board 3 in the described lamp body 1, this circuit board 3 is movably arranged on heat sink 2 bottoms by connector 5; In the utility model, connector 5 is made for the metal material that aluminium or copper etc. have the good heat conductive performance.

As preferred embodiment of the present utility model; connector 5 comprises last connecting rod of fixing with heat sink 2 bottoms 51 and the lower link of fixing with circuit board 3 tops 52; corresponding position is provided with axis hole on the described upper and lower connecting

rod

51,52; having connecting axle 53 to pass axis hole connects them; its lower link 52 can be around this connecting axle rotation; in order to make connection more firm, this connector 5 can also be two or more, and these all should belong to protection domain of the present utility model.

By the heat sink 2 with its top seal is set on lamp body 1, circuit board 3 and the LED lamp 4 that is welded on the circuit board 3 are movably arranged on heat sink 2 bottoms by connector 5, the fixing lower link 52 in direct wobble circuit plate 3 and to and circuit plates 3 tops during use, because lower link 52 flexibly connects by connecting axle 53 and last connecting rod 51, realized the adjustable angle of LED lamp like this, very convenient to use, both can guarantee that airtightness of lamps had played good sound insulation, dustproof, anti-steam simultaneously, prevented the advantage that winter, room heater ran off; In addition, have better heat radiating effect in order to guarantee light fixture, connector has adopted the metal material that has a good heat conductive performance for aluminium or copper etc. to make, and can also play good conductive force like this when being connected with heat sink.

As Fig. 6, shown in Figure 7, as second kind of embodiment of the present utility model, connector 5 comprises fixed head of fixing with heat sink 2 bottoms 51 and the L shaped boatswain chair of fixing with circuit board 3 tops 52, flexibly connect by connecting axle 53 between described boatswain chair 52 and the fixed head 51, its connected mode is identical with first kind of mode, makes L shaped boatswain chair 52 rotate the angular adjustment that can realize LED lamp 4 equally around fixed head 51 by pulling circuit board 3 during use.In order to make connection more firm, this connector 5 can also be two or more, and these all should belong to protection domain of the present utility model.

As shown in Figure 8, as the third embodiment of the present utility model, heat sink 2 bottoms have groove, connector 5 is the universal drive shaft connected device and mobilizable being inlaid in this groove of spheroid, its bottom is fixed with circuit board 3 tops, because this universal drive shaft connected device can rotate arbitrarily towards all angles in groove, make the universal drive shaft connected device rotate the angular adjustment that can realize LED lamp 4 equally by pulling circuit board 3.

As shown in Figure 9, as the 4th kind of embodiment of the present utility model, connector 5 comprises left and right connecting

rod

51,52 that is fixed on heat sink 2 bottoms and the left and right fixture block 53,54 that is installed on circuit board 3 sides, corresponding position has axis hole on described left and right fixture block 53,54 and the left and right connecting

rod

51,52, there is connecting axle 55 to pass axis hole they are flexibly connected, make left and right fixture block 53,54 realize the angular adjustment of LED lamp simultaneously along the axle swing by pulling circuit board 3.

As shown in figure 10, as the 5th kind of embodiment of the present utility model, connector 5 is the heat conduction colloid of plasticity, can also be plasticity or flexible heat-conducting metal, its two ends link to each other with circuit board 3 bottoms with heat sink 2 bottoms respectively, because the heat conduction colloid of plasticity and plasticity or rubber-like heat-conducting metal itself can bend, its structure is very simple, and is convenient to adjust the angle of LED lamp when using.

In the utility model, LED lamp 4 and circuit board 3 coverings are equipped with transparent catch 6, can enter in LED lamp 4 and the circuit board 3 by dust like this, guarantee the cleaning inside of LED lamp 4 and circuit board 3.

In the utility model, lamp body 1 inwall is provided with expansion type fire proofing material 8, and when breaking out of fire, expansion type fire proofing material 8 is met fire and expanded, and with sealing in the lamp body 1, prevents fire spreading.

In the utility model, be provided with waterproof apron 9 between heat sink 2 and the lamp body 1, can play waterproof action during in outdoor application when light fixture like this.

The novel connector 5 of this use can also be realized with other structure also reaching this effect except that above-mentioned several embodiment, and it is equal to or approximate technical scheme all should belong to the scope that the utility model is protected.

The utility model is simple and reasonable for structure, have sound insulation, dustproof, waterproof, the indoor sealing of assurance and angle adjustable, and is very convenient to use, is the LED light fixture of the angle adjustable that arrives commonly used in a kind of people's life.

Claims

1. the LED light fixture of embedded angle adjustable, it is characterized in that: comprise lamp body (1), on lamp body (1), be provided with heat sink (2) with its top seal, be provided with circuit board (3) in the described lamp body (1) and be welded on LED lamp (4) on the circuit board (3), this circuit board (3) is movably arranged on heat sink (2) bottom by connector (5).

2. the LED light fixture of embedded angle adjustable according to claim 1 is characterized in that described connector (5) is aluminium or copper one-tenth.

3. the LED light fixture of embedded angle adjustable according to claim 1 and 2, it is characterized in that described connector (5) comprises last connecting rod of fixing with heat sink (2) bottom (51) and the lower link of fixing with circuit board (3) top (52), described upper and lower connecting rod (51,52) is gone up corresponding position and is provided with axis hole, have connecting axle (53) to pass axis hole they are connected, its lower link (52) can be around this connecting axle rotation.

4. the LED light fixture of embedded angle adjustable according to claim 1 and 2, it is characterized in that described connector (5) comprises fixed head of fixing with heat sink (2) bottom (51) and the L shaped boatswain chair of fixing with circuit board (3) top (52), flexibly connects by connecting axle (53) between described boatswain chair (52) and the fixed head (51).

5. the LED light fixture of embedded angle adjustable according to claim 1 and 2, it is characterized in that described heat sink (2) bottom has groove, connector (5) is fixed with circuit board (3) top for the universal drive shaft connected device and mobilizable being inlaid in this groove of spheroid, its bottom.

6. the LED light fixture of embedded angle adjustable according to claim 1 and 2, it is characterized in that described connector (5) comprises left and right connecting rod (51,52) that is fixed on heat sink (2) bottom and the left and right fixture block (53,54) that is installed on circuit board (3) side, described left and right fixture block (53,54) is gone up corresponding position with left and right connecting rod (51,52) and is had axis hole, has connecting axle (55) to pass axis hole they are flexibly connected.

7. the LED light fixture of embedded angle adjustable according to claim 1 and 2 is characterized in that described connector (5) is the heat conduction colloid of plasticity, and its two ends link to each other with circuit board (3) bottom with heat sink (2) bottom respectively.

8. the LED light fixture of embedded angle adjustable according to claim 1 and 2 is characterized in that described connector (5) is plasticity or flexible heat-conducting metal, and its two ends link to each other with circuit board (3) bottom with heat sink (2) bottom respectively.

9. the LED light fixture of embedded angle adjustable according to claim 1 is characterized in that described LED lamp (4) and circuit board (3) covering are equipped with transparent catch (6).

10. the LED light fixture of embedded angle adjustable according to claim 1 is characterized in that being provided with waterproof apron (9) between described heat sink (2) and the lamp body (1).