CN206347436U

CN206347436U - A kind of LED down lamp

Info

Publication number: CN206347436U
Application number: CN201720006550.3U
Authority: CN
Inventors: 焦向辉; 徐玉柱
Original assignee: SHANGHAI IMAGY LIGHTING CO Ltd
Current assignee: SHANGHAI IMAGY LIGHTING CO Ltd; Imigy Lighting Electric Co Ltd
Priority date: 2017-01-04
Filing date: 2017-01-04
Publication date: 2017-07-21
Anticipated expiration: 2027-01-04

Abstract

The purpose of the application is to provide a kind of LED down lamp, including：Housing and patch light-emitting diode SMD LED lamp panels, optical mixing cover, reflector and the light shield from top to bottom set gradually, the SMD LED lamp panels are arranged at enclosure interior, the optical mixing cover covers SMD LED lamp panels, and be locked on housing, pressure is on optical mixing cover at the top of the reflector, the light shield is fixed on housing located at the open bottom of reflector.The application uses SMD LED lamp panels, optical mixing cover, reflector and light shield, realizes UGR<16 anti-dazzles, substitute tradition COB Down lamps, but cost is reduced to more than half of traditional COB.Compared with larger radiator is relied on traditional COB Down lamps, the application need not rely on radiator, and cost is substantially reduced, and easily production, with high-reliability.

Description

A kind of LED down lamp

Technical field

The application is related to field of illumination lamp technology, more particularly to a kind of LED down lamp.

Background technology

LED down lamp is widely used in room lighting, such as at home, market, hotel etc..LED down lamp can send uniform light, real The effect that existing space is illuminated.The most type unified glare values (UGR, Unified Glare Rating) of LED down lamp on the market In this scope of 22-25, to meet the environmental demand of lighting, then relatively low UGR indexes are needed.

Current UGR on the market<16 this kind of light fixture, main application scenario is hotel's illumination, and this kind of light fixture all makes at present Realized with chip on board (COB, Chip On Board) light source, COB LED have dimension of light source small, easily realize optical design The advantages of, a use of reflector is that UGR can be achieved<16, it is widely used in anti-glare lamp.

But COB LED encapsulation technologies difficulty is big, complicated, many cell arrays are on substrate, then pass through brilliant line Circuit is connected, then covers fluorescent material, this structure production difficulty is big, and quality also bad control, and size is small, power is big, caloric value Greatly, it is necessary to rely on very big aluminium radiator, and cost is very high, is easy to dead lamp occur in production process, brilliant thread breakage, and radiating is not Good a series of problems, such as.

And current surface labeling LED (SMD, Surface Mounted Devices) LED production technologies ratio It is more ripe, and market demand is very big, has independent support per LEDs, heatproof is also more much higher than COB.SMD LED are led at present Apply in basis illumination, the place not required beam angle.But, after SMD LED several points array of source, multiple spot hair Light, optics is difficult processing, it may appear that veiling glare and hot spot, anti-dazzle light effect are poor.

The content of the invention

The purpose of the application is to provide a kind of cost for substantially reducing LED anti-dazzle Down lamps, lifts reliability, real Existing UGR<16 LED down lamp.

According to the one side of the application there is provided a kind of LED down lamp, including：

Housing and the patch light-emitting diode SMD LED lamp panels from top to bottom set gradually, optical mixing cover, reflector and Light shield, the SMD LED lamp panels are arranged at enclosure interior, and the optical mixing cover covers SMD LED lamp panels, and is locked on housing, Pressure is on optical mixing cover at the top of the reflector, and the light shield is fixed on housing located at the open bottom of reflector.

Further, in above-mentioned LED down lamp, the housing is provided with a wire hole and cableties, the housing bottom inwall On be additionally provided with a buckle.

Further, in above-mentioned LED down lamp, the optical mixing cover is made up of mixed light chamber and left and right ends portion, the mixed light Face layer uses cambered design in chamber, and optical mixing cover is locked on housing by both ends by screw.

Further, in above-mentioned LED down lamp, the reflector is in barrel-shaped, and inner surface is in mirror-like, and provided with grid line Road.

Further, in above-mentioned LED down lamp, the light shield is in barrel-shaped, inner surface frosted processing.

Further, in above-mentioned LED down lamp, the light shield bottom sides are used for along with forming an annular groove between the wall of side Retainer plate is placed, the light shield is removably attached on housing by retainer plate placed thereon.

Further, in above-mentioned LED down lamp, the retainer plate is provided with groove, and light shield bottom sides edge is interval with can The projection of bending, the groove is engaged with projection.

Further, in above-mentioned LED down lamp, the retainer plate is provided with fixing groove, with the card located at housing bottom inwall Snap fit, which is closed, fixes.

Further, in above-mentioned LED down lamp, in addition to：Spring and spring support, the spring support are fixed on housing On.

Further, in above-mentioned LED down lamp, the spring one end is provided with a turning.

Compared with prior art, the application LED down lamp, including：Housing and the paster from top to bottom set gradually light Diode SMD LED lamp panels, optical mixing cover, reflector and light shield, optical mixing cover the SMD LED of multiple spot light is mixed it is even, then It is reflective downwards by reflector, then unnecessary dazzle is filtered out by light shield, realize UGR<16.The application uses SMD LED Lamp plate, optical mixing cover, reflector and light shield, realize UGR<16 anti-dazzles, substitute tradition COB Down lamps, but cost is reduced to tradition More than half of COB.Compared with larger radiator is relied on traditional COB Down lamps, the application need not rely on radiator, and cost is significantly Reduction, and easily production, with high-reliability.

Brief description of the drawings

By reading the detailed description made to non-limiting example made with reference to the following drawings, the application's is other Feature, objects and advantages will become more apparent upon：

Fig. 1 shows the LED down lamp Structure explosion diagram according to the application one side；

Fig. 2 shows the LED down lamp profile according to the application one side；

Fig. 3 shows the optical principle schematic diagram of the LED down lamp reflector according to the application one side；

Fig. 4 shows to increase the optical schematic diagram of light shield according to the LED down lamp of the application one side；

Fig. 5 shows the schematic diagram being put into according to the LED down lamp retainer plate of the application one side in light shield annular groove；

Fig. 6 shows the raised bending schematic diagram of LED down lamp light shield according to the application one side；

Fig. 7 shows to be directed at the schematic diagram of inner walls buckle according to the LED down lamp retainer plate spin slot of the application one side；

Fig. 8 shows the LED down lamp spring protecting sleeve operating diagram according to the application one side；

Reference：

1 housing, 2SMD LED lamp panels, 3 optical mixing covers, 4 reflectors, 5 light shields, 6 screws, 7 retainer plates, 8 springs, 9 springs Support, 10 turnings, 11 wire holes, 12 cableties, 13 buckles, 31 mixed light chambers, 51 is raised, 52 annular grooves, 71 grooves, and 72 fix Groove；

Same or analogous reference represents same or analogous part in accompanying drawing.

Embodiment

In order that the purpose, technical scheme and advantage of the application are clearer, below in conjunction with accompanying drawing the application is made into One step it is described in detail, it is clear that described embodiment is only some embodiments of the present application, rather than whole implementation Example.Based on the embodiment in the application, what those of ordinary skill in the art were obtained under the premise of creative work is not made All other embodiment, belongs to the scope of the application protection.

The application is described in further detail below in conjunction with the accompanying drawings.

As depicted in figs. 1 and 2, according to the one side of the application there is provided a kind of LED down lamp, including：Housing 1 and Patch light-emitting diode SMD LED lamp panels 2, optical mixing cover 3, reflector 4 and the light shield 5 from top to bottom set gradually, it is described SMD LED lamp panels 2 are arranged inside housing 1, and the optical mixing cover 3 covers SMD LED lamp panels 2, and is locked on housing 1, described anti- The top pressure of light cup 4 is on optical mixing cover 3, and the light shield 5 is fixed on housing 1 located at the open bottom of reflector 4.

After the application SMD LED light source arrays, by optical mixing cover 3, the SMD LED of multiple spot light is mixed even, then pass through Reflector 4 is reflective downwards, realizes luminous intensity distribution demand, then filters out unnecessary dazzle by light shield 5, realizes UGR<16.

The embodiment of the present application, using SMD LED lamp panels, optical mixing cover, reflector and light shield, realizes UGR<16 anti-dazzles, Tradition COB Down lamps are substituted, but cost is reduced to more than half of traditional COB.

Further, the housing is provided with a wire hole 11 and cableties 12, for passing the electric wire of SMD LED lamp panels Housing, and clamp electric wire, it is ensured that electric wire is compressed, and a buckle 13 is additionally provided with the housing bottom inwall.

The SMD LED lamp panels 2 for welding line are put into housing 1 by the application, and electric wire passes the wire hole 11 of housing 1, then uses line Button 12 clamps electric wire, pins wire hole 11, it is ensured that electric wire is compressed, and can not be extracted easily.

Further, in above-mentioned LED down lamp, the optical mixing cover 3 is made up of mixed light chamber 31 and left and right ends portion, described mixed Face layer uses cambered design in optical cavity room 31, and optical mixing cover 3 is locked on housing 1 by both ends by screw 6.

The hot spot that the application comes out whole light irradiation by optical mixing cover is more uniform.Optical mixing cover is by many SMD LED array After cover, in mixed light chamber increase cambered surface (sphere) design and frosted processing so that the SMD LED of Multi-point luminous can be abundant Mixed light.If not increasing spherical design, the light that optical mixing cover is typed it out will have many veiling glares, and light shape is not uniform enough.Compared to city The COBLED used on face anti-dazzle Down lamp cost is high, and radiating is excessively concentrated, and the shortcomings of quality is unreliable, the application is used SMD LED replacement COB LED, realize UGR<16 anti-dazzles, cost is low, good heat dissipation effect, and reliable in quality.

Optical mixing cover 3 is locked on housing 1 by the embodiment of the present application using screw 6 so that SMD LED lamp panels 2 are pressed on housing On.It is preferred that, the screw 6 can use M3*6 machine tooth screws.

Further, in above-mentioned LED down lamp, the reflector 4 is in barrel-shaped, and inner surface is in mirror-like, and provided with grid Lines.

As shown in figure 3, the application reflector aluminium rotary press modelling, the bright chromium of surface mirror surface anode, are set, often using grid lines Individual grid spherical design, plays optical effect, and reflection light lifts whole lamp light extraction efficiency, realizes lighting angle.The application reflector Chrome-faced, grid lines is mainly used in reflection light, lifts the light extraction efficiency of whole lamp.

Further, in above-mentioned LED down lamp, the light shield 5 is in barrel-shaped, surface frosted processing.

As shown in figure 4, the application increases light shield, the light shield aluminium rotary press modelling, surface sand-blasting oxidation, for blocking Fall unnecessary optically-active and veiling glare, reduce dazzle seen by person.

Further, as shown in figure 5, the bottom sides of the light shield 5 are along with forming an annular groove 52 between the wall of side, for putting Retainer plate 7 is put, the light shield 5 is detachably secured on housing 1 by retainer plate 7 placed thereon.

Further, as shown in Figure 5 and Figure 6, the retainer plate 7 is provided with groove 71, and the bottom sides of light shield 5 are set along interval There is bent projection 51, the groove 71 is engaged with projection 51.

The application is put into retainer plate in the annular groove of light shield, and the retainer plate is provided with and light shield male cooperation Groove, specifically for projection bend when, push down retainer plate.During the application is implemented, the raised bending of light shield can be pushed down Retainer plate, light shield is by retainer plate rotary clamping on housing.

Further, as shown in fig. 7, the retainer plate 7 is provided with fixing groove 72, with the card located at the bottom interior wall of housing 1 Button 13, which coordinates, to be fixed.

The application light shield turns clockwise, and the fixing groove that retainer plate is provided with can be spin slot, the spin slot of the retainer plate The buckle of alignment inner walls is screwed, i.e., light shield is connected on housing.

Further, in above-mentioned LED down lamp, as shown in figure 8, also including：Spring 8 and spring support 9, the spring support 9 are fixed on housing 1.

Specifically, the embodiment of the present application, the spring support 9 can be by rivet riveting on housing 1.

Further, in above-mentioned LED down lamp, described one end of spring 8 is provided with a turning 10, specifically for being fallen down in light fixture When, catch on ceiling.

The embodiment of the present application, as shown in figure 8, the turning 10 of the spring one end can be the spring shield with tooth form turning Set, specifically for when light fixture is fallen down, catching on ceiling.

To sum up, the application LED down lamp installation process is as follows：First with rivet by the riveting of spring support 9 on housing 1, load onto bullet Spring 8.The SMD LED lamp panels 2 for welding line are put into housing 1, electric wire passes the wire hole 11 of housing 1；Screw 6 is used again by optical mixing cover 3 are locked on housing 1, and SMD LED lamp panels 2 are pressed on housing 1；Electric wire is clamped with cableties 12 again, wire hole 11 is pinned, it is ensured that Electric wire is compressed, and can not be extracted easily.Reflector 4 is directed at optical mixing cover 3 again, is pressed on optical mixing cover 3.Retainer plate 7 is put into Light shield 5, by raised 51 bending of light shield 5, pushes down retainer plate 7, light shield 5 turns clockwise, the fixing groove 72 of retainer plate 7 The buckle 13 of alignment inner walls is screwed, and whole lamp is completed, and is connected with the mains and be can be used.

The application uses SMD LED lamp panels, optical mixing cover, reflector and light shield, realizes UGR<16 anti-dazzles, substitute tradition COB Down lamps, but cost is reduced to more than half of traditional COB.Compared with larger radiator is relied on traditional COB Down lamps, this Shen Radiator please need not be relied on, cost is substantially reduced, and easily production, with high-reliability.

Obviously, those skilled in the art can carry out the essence of various changes and modification without departing from the application to the application God and scope.So, if these modifications and variations of the application belong to the scope of the application claim and its equivalent technologies Within, then the application is also intended to comprising including these changes and modification.

It is obvious to a person skilled in the art that the application is not limited to the details of above-mentioned one exemplary embodiment, Er Qie In the case of without departing substantially from spirit herein or essential characteristic, the application can be realized in other specific forms.Therefore, no matter From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, scope of the present application is by appended power Profit is required rather than described above is limited, it is intended that all in the implication and scope of the equivalency of claim by falling Change is included in the application.Any reference in claim should not be considered as to the claim involved by limitation.This Outside, it is clear that the word of " comprising " one is not excluded for other units or step, and odd number is not excluded for plural number.That is stated in device claim is multiple Unit or device can also be realized by a unit or device by software or hardware.The first, the second grade word is used for table Show title, and be not offered as any specific order.

Claims

1. a kind of LED down lamp, it is characterised in that including：Housing (1) and the patch light-emitting diode from top to bottom set gradually SMD LED lamp panels (2), optical mixing cover (3), reflector (4) and light shield (5), the SMD LED lamp panels (2) are arranged at housing (1) internal, the optical mixing cover (3) covers SMD LED lamp panels (2), and is locked on housing (1), and pressure is set at the top of the reflector (4) In on optical mixing cover (3), the light shield (5) is fixed on housing (1) located at the open bottom of reflector (4).

2. LED down lamp according to claim 1, it is characterised in that the housing (1) is provided with a wire hole (11) and line Detain (12), a buckle (13) is additionally provided with the housing bottom inwall.

3. LED down lamp according to claim 1 or 2, it is characterised in that the optical mixing cover (3) by mixed light chamber (31) and Left and right ends portion is constituted, and the interior face layer of the mixed light chamber (31) uses cambered design, and both ends are by screw (6) by optical mixing cover (3) it is locked on housing.

4. LED down lamp according to claim 3, it is characterised in that the reflector (4) is in barrel-shaped, and inner surface is in mirror Planar, and provided with grid lines.

5. the LED down lamp according to claim 2 or 4, it is characterised in that the light shield (5) is in barrel-shaped, inner surface frosted Processing.

6. LED down lamp according to claim 5, it is characterised in that light shield (5) bottom sides between the wall of side along with forming One annular groove (52), for placing retainer plate (7), the light shield (5) is detachable by retainer plate (7) placed thereon Ground is fixed on housing (1).

7. LED down lamp according to claim 6, it is characterised in that the retainer plate (7) is provided with groove (71), shading Cover bottom sides coordinate along bent projection (51), the groove (71) is interval with raised (51).

8. LED down lamp according to claim 7, it is characterised in that the retainer plate (7) is provided with a fixing groove (72), Coordinate with the buckle (13) located at housing bottom inwall and fix.

9. the LED down lamp according to claim 1 or 2 or 4 or 8, it is characterised in that also include：Spring (8) and spring support (9), the spring support (9) is fixed on housing (1).

10. LED down lamp according to claim 9, it is characterised in that described spring (8) one end is provided with a turning (10).