CN208041780U - A kind of wall-washing lamp - Google Patents

Abstract

The utility model is suitable for lighting technical field, provides a kind of wall-washing lamp, including light bulb, the light source being set in light bulb and the reflector being set in light bulb；Reflector includes reflector bodies and is set to the reflecting surface of the free form surface shape on reflector bodies surface, and there is reflecting surface an eccentric focus, the luminous point of light source to be set to eccentric point of intersection；Light bulb offers slit light-emitting window, and the light that light source is sent out forms reflected light by reflective surface, and reflected light is intersected at the slit light-emitting window, and forms section light by slit light-emitting window and be irradiated in metope.The reflector of the wall-washing lamp is equipped with free form surface shape reflecting surface, and light source is set in its eccentric focus, while the infall for correspond in light bulb reflected light opens up slit light-emitting window and is adjusted to beam shape, is formed and cuts a light irradiation metope.On the one hand the apparent hot spot in edge is formd, wall effect is washed in improvement, on the other hand eliminates the irregular veiling glare of wide-angle, and then eliminates or reduce dazzle.

Description

A kind of wall-washing lamp

Technical field

The utility model belongs to lighting technical field, more particularly to a kind of wall-washing lamp.

Background technology

Wall-washing lamp is a kind of lamps and lanterns that can be incident upon light in large area in the planes such as metope, has lighting area Greatly, good directionality (invest metopes and other spaces almost without illumination), is usually same as commercial lighting more, also has and a small number of is used for house Because its is energy saving and beautiful it is essential lamps and lanterns of the places such as all kinds of markets, museum as display lighting with decorative lighting.

But current technology is since the area that beat bright metope is bigger, so for washing the lighting fixtures angle of wall It is required that it is bigger, so inevitably will produce many dazzles, influence visual experience.

Utility model content

The purpose of this utility model is to provide a kind of wall-washing lamps, it is intended to solve traditional wall-washing lamp and be also easy to produce dazzle Technical problem.

The utility model is realized in this way a kind of wall-washing lamp, including light bulb, the light source that is set in the light bulb with And it is set to the reflector in the light bulb；

The reflector includes reflector bodies and is set to the anti-of the free form surface shape on the reflector bodies surface Face is penetrated, there is the reflecting surface of the free form surface shape an eccentric focus, the luminous point of the light source to be set to the eccentric intersection point Place；

The light bulb offers slit light-emitting window, and the light that the light source is sent out forms reflection by the reflective surface Light, the reflected light are intersected at the slit light-emitting window, and are formed section light by the slit light-emitting window and be irradiated in wall Face.

Further, the eccentric focus of the reflecting surface deviates from the geometrical central axis of the reflecting surface, the slit Light-emitting window and the eccentric focus are set to two opposite sides of the geometrical central axis.

Further, the slit light-emitting window is two-dimensional rectangle structure, length 8-10mm, width 4-7mm.

Further, the reflector bodies are concave shaped part, the geometrical central axis of the reflector and the slit Acute angle formed by plane where opening is 0-30 °.

Further, the back of the reflector bodies is set there are two symmetrical mounting ears, the reflector bodies Bottom is equipped with convex block, and the back of the reflector bodies is additionally provided with limit plate, and described limit plate one end connects the convex block, The other end is located between two mounting ears；The bottom of the light bulb be equipped with is connected with the convex block groove, and Two mounting posts that the mounting ears is connected, and it is set to two convex columns on the inside of two mounting posts, the limit Position plate is interspersed between two convex columns.

Further, the light bulb includes the first cylinder and the second cylinder mutually fastened, and first cylinder is towards institute The one end for stating the second cylinder is equipped with the first extension and the second extension, and first extension is close to the outer of first cylinder Wall and shape and the inner surface configuration of second cylinder match, and second extension is used to connect the base of the light source Plate.

Further, the wall-washing lamp further includes support element, and the support element includes mainboard and from the mainboard to two The side plate that side extends, the mainboard are inserted between first extension and the second extension, and one end of the mainboard abuts In the bottom of first cylinder, one end of the other end of the mainboard and the side plate is connected to second inner barrel Bottom.

Further, light-transmitting plate is covered at the slit light-emitting window, the side plate pressure of the support element is set on described The surface of light part.

Further, surface of the mainboard towards first extension is equipped with mainboard locating piece, second cylinder Internal bottom is equipped with the mainboard positioning column being socketed with the mainboard locating piece；The side plate be equipped with in second cylinder Surface squeezes the abutting block abutted；The bottom of the side plate is equipped with side plate location hole, and the bottom of second inner barrel is equipped with With the side plate positioning column of side plate location hole cooperation.

Further, the outside of first cylinder is equipped with cooling fin.

Wall-washing lamp provided by the utility model has the advantages that：The reflector of the wall-washing lamp is equipped with freely bent Face shape reflecting surface, light source are set in its eccentric focus, while the infall for corresponding in light bulb reflected light opens up slit and goes out Optical port is adjusted beam shape by slit light-emitting window, is formed and cuts light irradiation metope.On the one hand it is apparent to form edge Hot spot, improvement wash wall effect, on the other hand, limit the dispersion angle of light beam, eliminate the irregular veiling glare of wide-angle, keep away Exempt from the region that light is irradiated to except metope, and then eliminate or reduce dazzle, promotes user experience.

Description of the drawings

Fig. 1 is the dimensional structure diagram for the wall-washing lamp that the utility model embodiment provides；

Fig. 2 is the first decomposition texture schematic diagram for the wall-washing lamp that the utility model embodiment provides；

Fig. 3 is second of decomposition texture schematic diagram of the wall-washing lamp that the utility model embodiment provides；

Fig. 4 is a kind of structural schematic diagram of the second cylinder of the wall-washing lamp that the utility model embodiment provides；

Fig. 5 is another structural schematic diagram of the second cylinder of the wall-washing lamp that the utility model embodiment provides；

Fig. 6 is the vertical view index path for the wall-washing lamp that the utility model embodiment provides；

Fig. 7 is the side view index path for the wall-washing lamp that the utility model embodiment provides；

Fig. 8 is the light distribution curve for the wall-washing lamp that the utility model embodiment provides；

Fig. 9 is the illuminating effect figure for the wall-washing lamp that the utility model embodiment provides.

Specific implementation mode

In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only explaining this Utility model is not used to limit the utility model.

It should be noted that when component is referred to as " being fixed on " or " being set to " another component, it can directly or It connects on another component.When a component is referred to as " being connected to " another component, it can be directly or indirectly It is connected on another component.The orientation or positional relationship of the instructions such as term "upper", "lower", "left", "right" is based on attached drawing Shown in orientation or positional relationship, be merely for convenience of describing, not indicating or implying the indicated device or element must have There is specific orientation, with specific azimuth configuration and operation, therefore should not be understood as the limitation to this patent.Term " first ", " second " is used merely to facilitate description purpose, is not understood to indicate or imply relative importance or implicitly indicates technical characteristic Quantity.The meaning of " plurality " is two or more, unless otherwise specifically defined.

In order to illustrate technical solution described in the utility model, carried out specifically below in conjunction with specific accompanying drawings and embodiments It is bright.

It please refers to Fig.1, Fig. 3, Fig. 6 and Fig. 7, the utility model embodiment provides a kind of wall-washing lamp, is ensureing to wash wall effect Eliminate or reduce dazzle in the case of fruit, the wall-washing lamp include at least light bulb 10, the light source 20 that is set in light bulb 10 and The reflector 30 being set in light bulb 10；Light bulb 10 is at least used to provide outer protection shell for lamps and lanterns and installs other component Carrier is assembled, light source 20 and reflector 30 are installed in the light bulb 10, it will be understood that light bulb 10 offers corresponding cable-through hole, uses In across conducting wire, light source 20 and external circuit are connected, ensure that light source 20 can shine.Reflector 30 is for light source 20 light sent out carry out the element of light distribution, and reflector 30 is including reflector bodies 31 and is set to 31 surface of reflector bodies There is the reflecting surface 32 of the reflecting surface 32 of free form surface shape, free form surface shape an eccentric focus, the luminous point of light source 20 to be set to Eccentric point of intersection；Wherein, reflector bodies 31 are an entity structure with certain volume, and major function is to provide to reflection The support in face 32, for reflective.It is appreciated that the reflecting surface 32 is the part for determining light distribution effect, the shape of reflector bodies 31 Shape need not be limited strictly, be typically designed to the shape similar with reflecting surface 32, convenient for making certainly.In one embodiment, reflecting surface 32 and reflector bodies 31 are integral structures, i.e., reflector bodies 31 are processed into satisfactory reflection on one side towards light source 20 Face 32, in another embodiment, reflecting surface 32 are formed at satisfactory film of the reflector bodies 31 towards 20 one side of light source Structure, the requirement generally include the requirement of surface roughness, the requirement of reflecting angle and the requirement of size etc..In addition, Light bulb 10 offers slit light-emitting window 11, and the light that light source 20 is sent out reflects to form reflected light by reflecting surface 32, reflected light in Intersect at slit light-emitting window 11 and in a formation section light under cutting light action for slit light-emitting window 11.The reflected light is in infall Cross-sectional area is the minimum area on entire reflected light path, and the slit light-emitting window 11 designed herein can accomplish very little, more The installation environment for adding suitable wall lamp makes the light source 20 of wall-washing lamp be hidden in light bulb 10, and slit light-emitting window size is small, So that light source 20 is invisible in outside, light all exports after the reflection of reflector 30, there will not be the light that light source 20 is sent out Line direct projection comes out, and the light projected by slit light-emitting window 11, which is radiated to present on metope, cuts light effect, can effectively reduce photograph Penetrate the light in the external space of metope.

The wall-washing lamp is installed on the erecting bed of ceiling, and the structure of the erecting bed is not limited, slit light extraction For mouth 11 towards ground, the light that the light source 20 of the eccentric focal point of reflecting surface 32 is sent out can be in slit after the reflection of reflecting surface 32 At formula light-emitting window 11 intersect, by slit light-emitting window 11 to light cut light action so that the cross-sectional shape of emergent light with The shape of slit light-emitting window 11 matches, that is, has apparent contour line, without the miscellaneous of more random wide-angle Astigmatism line, meanwhile, light projects from slit light-emitting window 11 and is straightline propagation, will not be irradiated to ceiling 40, therefore, cuts light It is projeced into the metope 50 vertical with ceiling 40, and 40 region of ceiling between lamps and lanterns and metope 50 at an angle Illumination is not had, ceiling 40 and metope 50 is made to form apparent brightness contrast.Meanwhile the dispersion angle for cutting light is limited and sending out It is zero or few to dissipate the light other than angle, will not form dazzle, improve the aesthetics and user experience for washing wall.

The technique effect of the wall-washing lamp is：Reflector 30 is equipped with free form surface shape reflecting surface 32, and light source 20 is set to it In eccentric focus, while the infall for corresponding in light bulb 10 reflected light opens up slit light-emitting window 11, passes through slit light extraction 11 pairs of beam shapes of mouth are adjusted, and are formed and are cut a light irradiation metope 50.On the one hand the apparent hot spot in edge is formd, wall is washed in improvement On the other hand effect limits the dispersion angle of light beam, eliminates the irregular veiling glare of wide-angle, light is avoided to be irradiated to wall Region except face 50, and then dazzle is eliminated or reduces, promote user experience.

In the present embodiment, the shape of reflecting surface 32 determines eccentric focal position and slit light-emitting window 11 with respect to this partially The position of anxious point can obtain each structural parameters by the simulation of corresponding light path, and different 32 shapes of reflecting surface corresponds to different 20 position of light source and slit light-emitting window 11 position and size, the present embodiment without limit.

With further reference to Fig. 7, for ease of description, defining the reflecting surface 32 has a geometrical central axis L, the geometric center Axis L is the axis conllinear with the normal at the geometric center point of the reflecting surface 32, in one embodiment, the profile of the reflecting surface 32 Shape is round, ellipse or polygon.The eccentric focus of the reflecting surface 32 deviates from the geometrical central axis L of reflecting surface 32. Reflector 30 provided in this embodiment is preferably profile rule or the reflector 30 close to rule, in favor of reflection light and Manufacture.In order to enable the light that light source 20 is sent out to propagate down into slit light-emitting window 11, and light source 20 will not be made to reflection Light interferes, and the geometrical central axis L of reflecting surface 32 is preferably parallel or close with 11 place plane of slit light-emitting window Parastate, and slit light-emitting window 11 and eccentric focus are set to two opposite sides of geometrical central axis L, in this way so that The light that light source 20 is sent out can be to 11 direction of slit light-emitting window of the other sides geometrical central axis L after the reflection of reflecting surface 32 Deviation, and then lamps and lanterns are projected with preset angle.In one embodiment, the geometrical central axis L of reflecting surface 32 goes out with slit Acute angle formed by 11 place plane of optical port is 0-30 °.

In one embodiment, after the reflection of above-mentioned reflector 30, the largest light intensity direction of the reflected beams and perpendicular Histogram to the angle in (perpendicular to the direction of ceiling 40) be 30 ° or so.

Further, above-mentioned slit light-emitting window 11 is two-dimensional rectangle structure, and length 8-10mm, width 4-7mm should Size can be such that the light beam reflected by reflecting surface 32 passes through and intercept the larger spurious rays of angle, form rectangle and wash wall light Spot.

With further reference to Fig. 2, Fig. 4 and Fig. 5, reflector bodies 31 are concave shaped part, and the surface towards light source 20 is anti- Face 32 is penetrated, spill is matched with the shape of reflecting surface 32, in order to realize that the installation of reflector 30, the back of reflector bodies 31 are set There are two symmetrical mounting ears 33, mounting ears 33 is equipped with the first mounting hole 331, and accordingly, the bottom of light bulb 10 is equipped with peace Column 12 is filled, mounting post 12 offers the second mounting hole 121；In addition, the bottom of reflector bodies 31 is equipped with convex block 34, correspondingly, The bottom of light bulb 10 is equipped with the groove 13 being connected with convex block 34；Further, the back of reflector bodies 31 is additionally provided with limit Position plate 35,35 one end of limit plate connect convex block 34, and the other end is located between two mounting ears 33；In addition, in cylinder 10 Bottom be additionally provided with two convex columns 18, be used for two parts up and down of connector drum 10, two convex columns 18 are divided into two peaces Fill the inside of column 12.After installing, convex block 34 inserts in groove 13, and mounting ears 33 and mounting post docking are worn by connector The first mounting hole 331 and the locking of the second mounting hole are crossed, limit plate 35 is interspersed between two convex columns 18, prevents reflector 30 It shakes.

In one embodiment, referring to figs. 2 and 3, above-mentioned light bulb 10 includes the first cylinder 14 and second mutually fastened Cylinder 15, the first cylinder 14 and the second cylinder 15 are both preferably metalwork, in order to radiate and reinforcement structure intensity.Slit goes out Optical port 11 is opened in the bottom of the second cylinder 15, and after wall-washing lamp is mounted on ceiling 40, the first cylinder 14 is located at second The top of cylinder 15, slit light-emitting window 11 is towards ground.First cylinder 14 prolongs towards one end of the second cylinder 15 equipped with first Extending portion 141 and the second extension 142, it is preferable that the first cylinder 14, the first extension 141 and the one of the second extension 142 at Type.First extension 141 is close to the outer wall of the first cylinder 14 and the inner surface configuration phase of external surface shape and the second cylinder 15 Match, it is therefore intended that docking nested with the second cylinder 15 can reinforce the connection of the first cylinder 14 and the second cylinder 15.Second extends Portion 142 is then with respect to the first expression in the eyes portion 141 closer to the central area of the first cylinder 14, the substrate 21 for connecting light source 20.Tool Body, second extension 142 are tabular, and surfaces externally and internally is plane, inner surface therein be towards the face of reflector 30, Outer surface is the face towards the first extension 141, and the inner surface of substrate 21 and the second extension 142 is fitted and connected face-to-face, just Stabilization in substrate 21 and heat dissipation.Further, the second extension 142 is preferably metalwork, is conducive to radiate.On substrate 21 Equipped with lamp bead 22, the centre of luminescence of the lamp bead 22 is located in the eccentric focus of reflecting surface 32, and lamp bead 22 shines towards reflecting surface 32.

In one embodiment, referring to figs. 2 and 3, wall-washing lamp further includes being set to the first cylinder 14 and the second cylinder Support element 16 between 15, support element 16 include mainboard 161 and the side plate 162 extended from mainboard 161 to both sides.In a kind of implementation In example, surface of the mainboard 161 towards the first extension 141 is equipped with mainboard locating piece 1611, accordingly, inside the second cylinder 15 Bottom is equipped with the mainboard positioning column 151 being socketed with mainboard locating piece 1611.Specifically, mainboard locating piece 1611 and mainboard one at Type comprising two vertical portions 1612 and a horizontal part 1613 being connected between two vertical portions 1612, horizontal part 1613 Axial hole is offered, mainboard positioning column 151 passes through the positioning of axial hole realization mainboard 161.Two vertical portions 1612 are close to One end of two cylinders 15 is each formed with a connecting seat 1614, which also offers axial hole, accordingly, second The bottom of cylinder 15 is equipped with the locating piece of protrusion, and the locating piece of the protrusion passes through the axial hole of the connecting seat 1614, further real The positioning of existing mainboard 161.

In one embodiment, side plate 162 is equipped with the abutting block 1621 abutted with the inner surface of the second cylinder 14, abuts block 1621 bottom is equipped with side plate location hole 1622, and correspondingly, the bottom inside the second cylinder 15 is equipped with matches with side plate location hole The side plate positioning column 152 of conjunction, side plate positioning column 152 are inserted into the side plate location hole 1622 of 162 bottom of side plate, side plate 162 are fixed, And then support element 16 is fixed.

By being arranged above-mentioned support element 16, mainboard 161 and side plate 162 be connected to the first cylinder 14 and the second cylinder 15 it Between, the structural strength of entire cylinder can be reinforced.Light-transmitting plate 17 is set in addition, can be covered at slit light-emitting window 11, support element 16 Side plate 162 pressure set on light-transmitting plate 17 surface, the stability of light-transmitting plate 17 can be reinforced.Specifically, which can be The equal optical element such as diffuser plate.

Preferably, the first extension 141, the second extension 142 and support element 16 are metalwork, can be conducive in this way The heat of substrate 21 is conducted by the second extension 142 to the mainboard 161, accelerates heat dissipation.

Further, in order to reinforce radiating, cooling fin 143 is equipped in the outside of the first cylinder 14.The number of the cooling fin 143 Measure unlimited, preferably multi-disc.Multi-disc cooling fin 143 can be with parallel arrangement, cross arrangement etc..

A kind of application example presented below, using multiple wall-washing lamps of the present embodiment to the metopes of indoor 3 meters of high spatials 50 carry out washing wall illumination, and wall-washing lamp is installed on ceiling 40, and distance is by 1 meter of screen wall facing the gate of a house face, 1 meter of wall-washing lamp spacing, ceiling 40 are not illuminated, by 50 brightness uniformity of screen wall facing the gate of a house face.Fig. 8 and Fig. 9 shows the distribution curve flux and illuminating effect figure of wall-washing lamp, can See that it is apparent to cut light effect for its light spot shape rule, brightness uniformity.

Further, which can be LED light source 20, and a low power LED can be arranged in a wall-washing lamp Light source 20 matches the light-configuration mode of single led light source 20 using single reflector 30, constitutes individual smaller power (10W) and washes Pinup has, and multiple this wall-washing lamp arrays constitute the power modules of plurality of optional, constitute the wall lamp scheme of power adjustable, fits For various public arenas and housing decoration.

The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this All any modification, equivalent and improvement etc., should be included in the utility model made by within the spirit and principle of utility model Protection domain within.

Claims (10)

1. a kind of wall-washing lamp, which is characterized in that including light bulb, the light source being set in the light bulb and be set to the lamp Reflector in cylinder；

The reflector includes reflector bodies and is set to the reflecting surface of the free form surface shape on the reflector bodies surface, There is the reflecting surface of the free form surface shape an eccentric focus, the luminous point of the light source to be set to the eccentric point of intersection；

The light bulb offers slit light-emitting window, and the light that the light source is sent out forms reflected light by the reflective surface, The reflected light is intersected at the slit light-emitting window, and is formed section light by the slit light-emitting window and be irradiated in metope.

2. wall-washing lamp as described in claim 1, which is characterized in that the eccentric focus of the reflecting surface deviates from the reflection The geometrical central axis in face, the slit light-emitting window and the eccentric focus are set to two of the geometrical central axis relatively Side.

3. wall-washing lamp as claimed in claim 2, which is characterized in that the slit light-emitting window is two-dimensional rectangle structure, long Degree is 8-10mm, width 4-7mm.

4. wall-washing lamp as described in claim 1, which is characterized in that the reflector bodies are concave shaped part, the reflection The geometrical central axis of device is 0-30 ° with acute angle formed by plane where the slit opening.

5. wall-washing lamp as described in claim 1, which is characterized in that the back of the reflector bodies sets that there are two symmetrical The bottom of mounting ears, the reflector bodies is equipped with convex block, and the back of the reflector bodies is additionally provided with limit plate, described It limits plate one end and connects the convex block, the other end is located between two mounting ears；The bottom of the light bulb be equipped with Two mounting posts that the groove and the mounting ears that the convex block is connected are connected, and it is set to two installations Two convex columns on the inside of column, the limit plate are interspersed between two convex columns.

6. such as wall-washing lamp described in any one of claim 1 to 5, which is characterized in that the light bulb includes the mutually fastened One cylinder and the second cylinder, first cylinder are equipped with the first extension and second towards one end of second cylinder and extend Portion, first extension is close to the outer wall of first cylinder and the inner surface configuration phase of shape and second cylinder Match, second extension is used to connect the substrate of the light source.

7. wall-washing lamp as claimed in claim 6, which is characterized in that the wall-washing lamp further includes support element, the support Part includes mainboard and side plate from the mainboard to both sides that extend from, and the mainboard is inserted in first extension and second and extends Between portion, one end of the mainboard is connected to the bottom of first cylinder, and the one of the other end of the mainboard and the side plate End is connected to the bottom of second inner barrel.

8. wall-washing lamp as claimed in claim 7, which is characterized in that be covered with light-transmitting plate at the slit light-emitting window, institute The side plate pressure of support element is stated set on the surface of the transmission element.

9. wall-washing lamp as claimed in claim 7, which is characterized in that surface of the mainboard towards first extension is set There are mainboard locating piece, the bottom of second inner barrel to be equipped with the mainboard positioning column being socketed with the mainboard locating piece；It is described Side plate is equipped with squeezes the abutting block abutted with the inner surface of second cylinder；The bottom of the side plate is equipped with side plate location hole, The bottom of second inner barrel is equipped with the side plate positioning column coordinated with the side plate location hole.

10. wall-washing lamp as claimed in claim 6, which is characterized in that the outside of first cylinder is equipped with cooling fin.