CN218494809U - Projection structure group and spot lamp - Google Patents

Abstract

The application relates to the technical field of optical equipment, and provides a projection structure group, which comprises: the projection device comprises a support structure, at least one first projection structure and at least one second projection structure, wherein the first projection structure and the second projection structure are arranged on the support structure and are in mirror symmetry; the first projection structure comprises a first light source and a first reflector, the support structure is provided with a light-emitting plane, the first light source is arranged on the light-emitting plane, and the optical axis of direct light emitted by the first light source is vertical to the light-emitting plane; the reflector is sleeved on the light emitting side of the first light source; the reflector comprises a first reflecting surface and a second reflecting surface which are opposite, the first reflecting surface and the light-emitting plane of the first light source form a first reflecting angle, and the second reflecting surface and the light-emitting plane of the first light source form a second reflecting angle; the first reflection angle is smaller than the second reflection angle. By adjusting the angle of the first reflecting surface, the light reflected by the first projection structure is wider, so that the projection structure group can obtain larger wall washing width when washing the wall.

Description

Projection structure group and spot lamp

Technical Field

The application relates to the technical field of optical equipment, in particular to a projection structure set and a spotlight.

Background

The existing spot lamp is formed by combining the same projection structure group array, the projection structure group is formed by combining a plurality of the same projection structures, the projection structures comprise optical elements such as a light source, a reflector, an anti-dazzle device and the like, the projection structures are combined into the projection structure group, and then the projection structure group is combined to form the spot lamp.

Fig. 1-2 show a structure of a conventional projection structure set and a simulated projection wall-washing effect diagram thereof, where the spot area projected on an irradiation region by the projection structure set is relatively narrow, and a projection structure set capable of having a wider spot area projected on the irradiation region is needed.

SUMMERY OF THE UTILITY MODEL

The technical problem that this application embodiment will solve is how to increase when the projection structure group is washing the wall, washes the wall width.

In order to solve the above technical problem, an embodiment of the present application provides a projection structure group, which adopts the following technical solutions:

a set of projection structures, comprising: the projection system comprises a support structure, at least one first projection structure and at least one second projection structure, wherein the first projection structure and the second projection structure are arranged on the support structure and are in mirror symmetry; the first projection structure comprises a first light source and a first reflector, the first reflector is arranged on the support structure, the support structure is provided with a light emergent plane, the first light source is arranged on the light emergent plane, and the optical axis of direct light emitted by the first light source is vertical to the light emergent plane; the reflector is sleeved on the light emitting side of the first light source; the reflector comprises a first reflecting surface and a second reflecting surface which are opposite, the first reflecting surface and the light-emitting plane of the first light source form a first reflecting angle, and the second reflecting surface and the light-emitting plane of the first light source form a second reflecting angle; the first reflection angle is less than the second reflection angle.

Furthermore, the projection structure group further comprises at least one third projection structure, and the third projection structure is arranged on the support structure and is located between the first projection structure and the second projection structure; the third projection structure comprises a second light source and a second reflector, the second reflector comprises a fifth reflecting surface and a sixth reflecting surface which are opposite and structurally symmetrical, and the fifth reflecting surface and the sixth reflecting surface and the light emergent plane of the second light source respectively form a third reflecting angle; the first reflection angle is smaller than the third reflection angle.

Further, the first reflecting surface and the second reflecting surface are free-form surfaces.

Further, the first reflector further comprises a third reflecting surface and a fourth reflecting surface which are opposite to each other and are respectively connected with the first reflecting surface and the second reflecting surface.

Furthermore, the third reflecting surface is arranged on one side far away from the projection wall washing of the projection structure group; the reflection area of the third reflection surface is larger than that of the fourth reflection surface.

Further, the first projection structure further comprises an anti-dazzle cover, and the anti-dazzle cover is arranged at one end, far away from the support structure, of the first reflector.

Further, the structure of the dazzle prevention cover is adapted to the structure of the first reflector.

Furthermore, a fixing part is arranged on the outer side of the first reflector, the supporting structure comprises a substrate and a supporting frame, the supporting frame is fixedly arranged on the substrate, and the fixing part is detachably connected with the supporting frame.

Further, the support frame is provided with the buckle, the mounting setting includes the buckle strip, the buckle strip with the buckle lock.

In order to solve the above technical problem, an embodiment of the present application further provides a spot light, which adopts the following technical scheme:

the shot-light includes: the projection structure group fixing frame comprises a projection structure group fixing frame and at least one projection structure group, wherein the at least one projection structure group is arranged on the projection structure group fixing frame.

Compared with the prior art, the embodiment of the application mainly has the following beneficial effects:

(1) Through the angle of adjusting first plane of reflection for first angle of reflection that first plane of reflection and light-emitting plane formed is less than the second angle of reflection that second plane of reflection and light-emitting plane formed, the light that first plane of reflection reflects can the projection wideer, and then make the light that first projection structure reflects out wideer, therefore projection structure group is when washing the wall, can obtain bigger wall width of washing, and simultaneously, first projection structure sets up with second projection structure mirror image, projection structure group increases the wall width of washing simultaneously in both sides when washing the wall, and it is the same to increase the distance, the facula of washing the wall formation has better sight.

(2) The projection structure has three projection structures, wherein the first projection structure and the second projection structure are in mirror symmetry and have a left-right polarization function, and compared with a plurality of same projection structures in the prior art, the first reflection surfaces of the first projection structure and the second projection structure can enhance the wall washing width; the second reflecting surface and the third projection structure of the first projection structure and the second projection structure can ensure the light spot intensity in the middle of the wall washing under the condition of increasing the wall washing width.

Drawings

In order to illustrate the present application or prior art more clearly, a brief description of the drawings needed for the description of the embodiments or prior art will be given below, it being clear that the drawings in the following description are some embodiments of the present application and that other drawings can be derived from them by a person skilled in the art without inventive effort.

FIG. 1 is a schematic diagram of a projection optical path of a projection structure set in the prior art;

FIG. 2 is a diagram illustrating the wall washing effect of the simulated projection of the projection structure set in the prior art;

FIG. 3 is a schematic diagram of an embodiment of the present projection configuration group;

FIG. 4 is a front view of one embodiment of the present projection configuration group;

FIG. 5 is a schematic diagram of another embodiment of the present projection architecture group;

fig. 6 is a front view of another embodiment of the present projection configuration group.

Fig. 7 is a diagram of the effect of wall washing by simulation projection according to another embodiment of the present projection configuration group.

Reference numerals:

the support structure 1, the base plate 11, the support frame 12 and the pinch plate 121;

the first projection structure 2, the first light source 21, the first reflector 22, the first reflecting surface 221, the second reflecting surface 222, the third reflecting surface 223, the fourth reflecting surface 224, the fixing member 225, and the antiglare cover 23;

a second projection structure 3;

a third projection structure 4, a second light source 41, a second reflector 42, a fifth reflecting surface 421 and a sixth reflecting surface 422.

Detailed Description

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs; the terminology used in the description of the application herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application; the terms "including" and "having," and any variations thereof, in the description and claims of this application and the description of the above figures are intended to cover non-exclusive inclusions. The terms "first," "second," and the like in the description and claims of this application or in the above-described drawings are used for distinguishing between different objects and not for describing a particular order.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the application. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein may be combined with other embodiments.

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings.

Example one

The set of projection structures includes: the projection system comprises a support structure 1, at least one first projection structure 2 and at least one second projection structure 3, wherein the first projection structure 2 and the second projection structure 3 are arranged on the support structure 1 and have mirror symmetry;

the first projection structure 2 comprises a first light source 21 and a first reflector 22, the first reflector 22 is arranged on the support structure 1, the support structure 1 is provided with a light-emitting plane, the first light source is arranged on the light-emitting plane, and the optical axis of direct light emitted by the first light source is perpendicular to the light-emitting plane; the reflector 22 is sleeved on the light emitting side of the first light source 21;

the reflector 22 comprises a first reflecting surface 221 and a second reflecting surface 222 which are opposite, the first reflecting surface 221 forms a first reflecting angle with the light-emitting plane of the first light source 21, and the second reflecting surface 221 forms a second reflecting angle with the light-emitting plane of the first light source 21;

the first reflection angle is smaller than the second reflection angle.

Referring to fig. 3-4, fig. 3 shows a projection structure group of two projection structures, which respectively include a first projection structure 2 and a second projection structure 3 arranged in a mirror image, and it can be understood that the structural features of the second projection structure 2 corresponding to those of the first projection structure 3 are completely the same.

The first projection structure 2 is formed by combining optical elements such as a first light source 21 and a first reflector 22, the first light source 21 is used for generating light, when the light washes a wall in the first projection structure 2, a light spot is formed in an irradiation area, the first reflector 22 is used for focusing the light emitted by the light source, and except for direct light, the direct light directly passes through an opening of the first reflector 22 and the rest oblique light is emitted after being reflected on the first reflector 22 at least once. Due to the oblique light, the area of the light spot formed when the projection structure is washed on the wall is larger than the area of the opening of the first reflector 22. The first reflector 22 has a plurality of reflecting surfaces, and a reflecting angle is formed between the plurality of reflecting surfaces and the light-emitting plane of the first light source 21, specifically, the first reflecting surface 221 forms a first reflecting angle with the light-emitting plane of the first light source 21, and the second reflecting surface 221 forms a second reflecting angle with the light-emitting plane of the first light source 21; the first reflecting surface 221 and the second reflecting surface 222 are arranged in a mirror image manner, the first reflecting surface 221 emits the light toward the second reflecting surface 222, and the light can be emitted through the opening of the first reflector 22 if the light is not reflected again by the second reflecting surface 222.

The first reflection angle will affect the light intensity at different positions when the oblique light is projected after passing through the first reflection surface 221.

Specifically, the angle of the first reflection angle is reduced, so that the reflection angle of oblique light passing through the first reflection surface 221 can be smaller, so that the oblique light can form a wider light spot in the direction of the second reflection surface 222 during projection, and further, the wall washing width in the direction of the second reflection surface 222 is increased during wall washing of the projection structure group.

The first projection structure 2 and the second projection structure 3 are arranged in a mirror image manner, and it can be understood that the first projection structure 2 increases the wall washing width in a first direction, and the second projection structure 3 increases the wall washing width in a second direction opposite to the first direction. In the embodiment of the present application, the first direction is a direction close to the second reflecting surface 222 in the first projection structure 2.

Compared with the prior art, the projection structure set at least has the following beneficial effects:

through the angle that changes first plane of reflection 221, the light that first projection structure 2 reflects out is wideer, therefore projection structure group when washing the wall, can obtain bigger wall width of washing, simultaneously, first projection structure 2 sets up with second projection structure 3 mirror image, and projection structure group increases simultaneously when washing the wall and washes the wall width, and increases the distance the same, and the facula that washes the wall formation has better sight.

In the embodiment of the present application, the number of the first projection structures 2 may be any number, such as one, two, three or more, and the number of the second projection structures 3 may be the same as the number of the first projection structures 2.

In the embodiment of the present application, please refer to fig. 3, the first reflective surface 221 and the second reflective surface 222 are free-form surfaces.

The curved surface has better spotlight nature, and after the plane of reflection of curved surface, the facula that washes the wall formation in the irradiation area had the facula brighter, and the degree of consistency is higher.

In the embodiment of the present application, referring to fig. 4, the first reflector 22 further includes a third reflecting surface 223 and a fourth reflecting surface 224, and the second reflecting surface 223 and the fourth reflecting surface 224 are symmetrically disposed and are respectively connected to the first reflecting surface 221 and the second reflecting surface 222.

Specifically, the first reflector 22 has other reflecting surfaces besides the first reflecting surface 221 and the second reflecting surface 222, and the third reflecting surface 223 and the fourth reflecting surface 224 are symmetrically arranged and respectively connected with the first reflecting surface 221 and the second reflecting surface 222, and it can be understood that the third reflecting angle or the fourth reflecting angle is formed by adjusting the third reflecting surface 223 or the fourth reflecting surface 224 and the light-emitting plane of the first light source 21, so as to adjust the width of the wall washing in other directions.

In the embodiment of the present application, please refer to fig. 4, the third reflective surface 223 is disposed on a side far away from the projection wall-washing of the projection structure set; the reflective area of the third reflective surface 223 is larger than the reflective area 224 of the fourth reflective surface.

Specifically, the projection structure group is usually used for obliquely washing the wall during wall washing, and the light projected on the irradiation region is not vertically irradiated, so that the projection structure forms light spots similar to a trapezoid during wall washing, the ornamental value is low, and is not actually required, the third reflection surface 223 is arranged on one side far away from the projection structure group for projection wall washing, and the reflection area of the third reflection surface 223 is larger than the reflection area 224 of the fourth reflection surface, so that the light spots formed in the irradiation region are adjusted to form light spots similar to a square.

In the embodiment of the present application, please refer to fig. 3-4, the first projection structure 2 further includes an anti-glare shield 23, and the anti-glare shield 23 is disposed at an end of the first reflector 22 away from the support structure 1.

The glare shield 23 is used to prevent glare effect and prevent discomfort and fatigue of human body caused by light during light projection.

In the embodiment of the present application, referring to fig. 3 to 4, the structure of the dazzle prevention cover 23 is adapted to the structure of the first reflector 22.

The anti-glare cover 23 is adapted to the structure of the first reflector 22 to prevent the effect of each reflecting surface (e.g., the first reflecting surface 221) of the first reflector 22 from being affected by the anti-glare cover 23, and to ensure that each reflecting surface of the first reflector 22 has the original technical effect while ensuring the anti-glare function of the anti-glare cover 23.

In the embodiment of the present application, please refer to fig. 3, a fixing element 225 is disposed outside the first reflector 22, the supporting structure 1 includes a substrate 11 and a supporting frame 12, the supporting frame 12 is fixedly disposed on the substrate 11, and the fixing element 225 is detachably connected to the supporting frame 12.

The position of first reflector 22 is the middle part position of first projection structure 2, and first reflector 22 is fixed with support frame 12 and makes first projection structure 2 fixed more stable with bearing structure 1, and simultaneously, mounting 225 can be dismantled with support frame 12 and be connected to change first projection structure 2 when being convenient for maintain.

Specifically, the fastener 225 may be connected to the support frame 12 by a snap-fit connection, a threaded connection, a rivet connection, or other conventional connection.

In the embodiment of the present application, please refer to fig. 3, the supporting frame 12 is provided with a buckling plate 121, the fixing member 225 includes a buckling strip, and the buckling strip 226 is buckled with the buckling plate 121.

The buckle strip allows deformation to a certain extent, the one end of the buckle strip is provided with a clamping angle, when the first projection structure 2 is installed on the support structure 1, the buckle strip slides with the buckle plate 121 until the clamping angle is clamped into the end part of the buckle plate 121, at the moment, the buckle strip cannot slide in the direction opposite to the buckling buckle plate 121, and therefore the support structure 1 fixes the first projection structure 2. When dismantling first projection structure 2, press the buckle strip and make it warp, the card angle no longer contacts with the tip of buckle 121, and the buckle strip no longer receives buckle 121 restriction, can take out first projection structure 2 from bearing structure 1 this moment.

Example two

On the basis of the first embodiment, please refer to fig. 5 to 6, the projection structure set further includes at least one third projection structure 4, and the third projection structure 4 is disposed between the first projection structure 2 and the second projection structure 3 and disposed on the support structure 1.

The third projection structure includes a second light source 41 and a second reflector 42, the second reflector 42 includes a fifth reflection surface 421 and a sixth reflection surface 422 which are opposite and structurally symmetrical, and the fifth reflection surface 421 and the sixth reflection surface 422 and the light-emitting plane of the second light source 41 respectively form a third reflection angle; the first reflection angle is smaller than the third reflection angle.

In the embodiment of the present application, there is a third projection structure 4, and the third projection structure 4 is disposed at a position between the first projection structure 2 and the third projection structure 3 to enhance the intensity of the light spot in the middle of the irradiation region.

It can be understood that the projection structure group may be composed of a plurality of first projection structures 2, a plurality of second projection structures 3, and a plurality of third projection structures 4, and the first projection structures 2 and the second projection structures 3 are arranged in a mirror image manner, so that they are the same in number, and the number of the third projection structures 4 may be different from the number of the first projection structures 2, and the number of the first projection structures 2 or the third projection structures 4 is adjusted according to actual projection requirements.

Referring to fig. 2 and 7, fig. 2 is a projection structure group formed by combining three conventional projection structures in the prior art, and an effect diagram of simulated projection wall washing of the projection structure group is shown, fig. 7 is a projection structure group formed by combining one first projection structure, one second projection structure, and one third projection structure in this embodiment, and an effect diagram of simulated projection wall washing of the projection structure group is shown, and the parameters of the projection structure group in the prior art are the same as those of the projection structure group in the second embodiment. The projection structure group of this application embodiment compares prior art's projection structure group when the wall is washed in the projection, and this application projection structure group can obtain bigger wall width of washing, and light projection is wider at the facula of illumination area promptly.

EXAMPLE III

The embodiment of the application still provides a shot-light (not seen in the figure) shot-light include projection structure group fixed frame with projection structure group, at least one projection structure group set up in projection structure group fixed frame.

Compared with the prior art, the spotlight at least has the following beneficial effects:

when the spotlight is used for washing the wall in a projection mode, the larger wall washing width can be obtained, namely, light spots projected on an irradiation area are wider, and the projection effect of the spotlight is better.

It should be understood that the above-described embodiments are merely exemplary of some, and not all, embodiments of the present application, and that the drawings illustrate preferred embodiments of the present application without limiting the scope of the claims appended hereto. This application is capable of embodiments in many different forms and is provided for the purpose of enabling a thorough understanding of the disclosure of the application. Although the present application has been described in detail with reference to the foregoing embodiments, it will be apparent to one skilled in the art that the present application may be practiced without modification or with equivalents of some of the features described in the foregoing embodiments. All equivalent structures made by using the contents of the specification and the drawings of the present application are directly or indirectly applied to other related technical fields and are within the protection scope of the present application.

Claims (10)

1. A set of projection structures, comprising:

the projection system comprises a support structure, at least one first projection structure and at least one second projection structure, wherein the first projection structure and the second projection structure are arranged on the support structure and are in mirror symmetry;

the first projection structure comprises a first light source and a first reflector, the first reflector is arranged on the support structure, the support structure is provided with a light emergent plane, the first light source is arranged on the light emergent plane, and the optical axis of direct light emitted by the first light source is vertical to the light emergent plane; the reflector is sleeved on the light emitting side of the first light source;

the reflector comprises a first reflecting surface and a second reflecting surface which are opposite, the first reflecting surface and the light-emitting plane of the first light source form a first reflecting angle, and the second reflecting surface and the light-emitting plane of the first light source form a second reflecting angle;

the first reflection angle is smaller than the second reflection angle.

2. The set of projection structures of claim 1, further comprising at least one third projection structure disposed on the support structure between the first projection structure and the second projection structure;

the third projection structure comprises a second light source and a second reflector, the second reflector comprises a fifth reflecting surface and a sixth reflecting surface which are opposite and structurally symmetrical, and the fifth reflecting surface and the sixth reflecting surface and the light emergent plane of the second light source respectively form a third reflecting angle; the first reflection angle is smaller than the third reflection angle.

3. The set of projection structures of claim 1 or 2 wherein the first and second reflective surfaces are free-form surfaces.

4. The set of projection structures of claim 1 or 2 wherein the first reflector further comprises third and fourth opposing reflective surfaces, each connecting the first and second reflective surfaces.

5. The set of projection structures of claim 4, wherein the third reflective surface is disposed on a side of the set of projection structures remote from a wall wash; the reflection area of the third reflection surface is larger than that of the fourth reflection surface.

6. The set of projection structures of claim 1 or 2, wherein the first projection structure further comprises a glare shield disposed at an end of the first reflector distal from the support structure.

7. The set of projection structures of claim 6, wherein the structure of the antiglare cap is adapted to the structure of the first reflector.

8. The set of projection structures of claim 1 or 2, wherein a fixing member is disposed outside the first reflector, the support structure comprises a base plate and a supporting frame, the supporting frame is fixedly disposed on the base plate, and the fixing member is detachably connected to the supporting frame.

9. The set of projection structures of claim 8, wherein the support frame is provided with a buckle plate, and the fixing member is provided with a buckle strip, and the buckle strip is buckled with the buckle plate.

10. A spotlight comprising a projection structure set fixing frame and the projection structure set of any one of claims 1 to 9, wherein the projection structure set is disposed on the projection structure set fixing frame.

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