CN222732699U - Lighting module and projection lamp - Google Patents

Abstract

The utility model belongs to the technical field of lamps and discloses a lighting module and a projection lamp. The projection lamp comprises a supporting piece and at least two lighting modules, wherein all the lighting modules are fixed on the supporting piece. The lighting module comprises a base body, a cover plate, a reflector and an anti-dazzle assembly, wherein the cover plate is arranged on the base body in a covering mode and forms a cavity with the base body in a surrounding mode, an opening is formed in the cover plate, the base body comprises a light emitting piece, the reflector is used for converging light emitted by the light emitting piece to form parallel light, the anti-dazzle assembly comprises an anti-dazzle barrel, and the anti-dazzle barrel is rotatably arranged at the opening to adjust the angle of shielding the light emitting piece from the periphery. The anti-dazzle barrel is arranged at the opening, the anti-dazzle barrel shields the light-emitting piece from the periphery, light is prevented from directly entering human eyes when a head is lifted to see the reflector or the light-emitting piece, the anti-dazzle barrel rotates to realize key glare control on a specific area, the glare problem is effectively solved, and different numbers of light-emitting pieces are arranged in different lighting modules according to lighting requirements, so that lighting uniformity is ensured.

Description

Lighting module and projection lamp

Technical Field

The utility model relates to the technical field of lamps, in particular to a lighting module and a projection lamp.

Background

Glare refers to the phenomenon in which an improper luminance distribution or extreme luminance contrast occurs in the field of view, so that visual discomfort is caused and visibility of objects is reduced. The glare can cause visual discomfort, and the intense glare can impair vision or even cause blindness.

In the design of the lighting scheme, the lighting uniformity of the ground is an important consideration, and the phenomenon of contrast glare caused by uneven brightness on the ground is avoided after the lamp is lighted. In the prior art, the lamp is used for adjusting the angle of the lens to change the lighting angle, and adapting different lighting angles according to the mounting height of the lamp so as to ensure the ground lighting uniformity. However, when people raise heads in a building room, uniform light can directly enter human eyes, so that glare is caused.

That is, the existing lamps cannot control glare under the condition of ensuring uniform illumination of the ground, and it is highly desirable to provide an illumination module and a projection lamp which can solve the problem of glare while ensuring illumination uniformity.

Disclosure of utility model

The utility model aims to provide a lighting module and a projection lamp, which are used for solving the problem that the existing lamp cannot control glare on the premise of ensuring the lighting uniformity.

To achieve the purpose, the utility model adopts the following technical scheme:

the present utility model provides a lighting module comprising:

The LED lamp comprises a base body and a cover plate, wherein the cover plate is covered on the base body, a cavity is formed by enclosing the cover plate and the base body, an opening communicated with the cavity is formed in the cover plate, and the base body comprises a luminous piece;

the reflector is connected with the matrix and positioned in the cavity and is used for converging the light emitted by the light emitting piece into parallel light;

The anti-dazzle assembly comprises an anti-dazzle barrel, and the anti-dazzle barrel is rotatably arranged at the opening of the cover plate so as to adjust the angle for shielding the luminous piece from the periphery.

As an alternative technical scheme of the lighting module, the anti-dazzle assembly further comprises a fixing ring which is positioned in the cavity, the fixing ring is partially sleeved at the end part of the anti-dazzle barrel, and the anti-dazzle barrel supports the fixing ring on the cover plate along the circumferential direction.

As an alternative technical scheme of the lighting module, the lighting module further comprises a light-transmitting cover, the light-transmitting cover is arranged on the base body and located between the cover plate and the base body, and the light-transmitting cover is arranged outside the reflector.

As an alternative technical scheme of lighting module, lighting module still includes waterproof spare, be equipped with the mounting groove on the printing opacity cover, waterproof spare set up in the mounting groove, waterproof spare support press in between the printing opacity cover with the base member.

As an alternative to the lighting module, the antiglare barrel includes:

The connecting section is rotationally arranged in the cavity;

And the shielding section is connected with the connecting section and extends out of the opening and is used for shielding the luminous element from the peripheral side.

As an alternative technical scheme of the lighting module, the anti-dazzle cylinder is made of black materials;

and/or the inner surface of the anti-dazzle cylinder is a fog surface.

As an alternative technical scheme of the lighting module, the substrate further comprises a bracket and a power supply, and the power supply and the light emitting element are respectively arranged on two sides of the bracket.

As an alternative solution of the lighting module, the substrate further includes a heat sink, and the heat sink is disposed between the light emitting element and the bracket.

The utility model provides a projection lamp, which comprises a support piece and at least two illumination modules, wherein the illumination modules are spliced to form a preset shape, and all the illumination modules are fixed on the support piece.

As an alternative solution of the projection lamp, the preset shape is annular.

The beneficial effects are that:

The utility model provides a lighting module which comprises a base body, a cover plate, a reflector and an anti-dazzle assembly, wherein the cover plate is arranged on the base body in a covering mode and forms a cavity with the base body in a surrounding mode, an opening communicated with the cavity is formed in the cover plate, the base body comprises a luminous piece, the reflector is connected with the base body and is positioned in the cavity and used for converging light emitted by the luminous piece into parallel light, the anti-dazzle assembly comprises an anti-dazzle barrel, and the anti-dazzle barrel is rotatably arranged at the opening of the cover plate so as to adjust the angle of shielding the luminous piece from the periphery. The anti-dazzle barrel is arranged at the opening, so that the anti-dazzle barrel can shield the light emitting element and the light reflector from the periphery, glare caused by direct entering of light into human eyes when a head is lifted to see the light reflector or the light emitting element is avoided, and the anti-dazzle barrel rotates to realize key glare control on a specific area, so that the problem of glare is effectively solved.

The utility model provides a projection lamp which comprises a support piece and at least two illumination modules, wherein the illumination modules are spliced to form a preset shape, all the illumination modules are fixed on the support piece, different numbers of illumination pieces are arranged in different illumination modules according to illumination requirements of different positions, so that illumination uniformity is ensured, and glare is controlled by adjusting angles of anti-dazzle cylinders in the illumination modules.

Drawings

Fig. 1 is a schematic structural diagram of a lighting module according to an embodiment of the present utility model;

Fig. 2 is a schematic structural diagram of a lighting module according to an embodiment of the present utility model;

Fig. 3 is a schematic diagram of a portion of a light projector according to an embodiment of the utility model;

Fig. 4 is a schematic diagram of a portion of a light projector according to an embodiment of the utility model;

FIG. 5 is an exploded view of a projector according to an embodiment of the present utility model;

FIG. 6 is a cross-sectional view of a projector according to an embodiment of the utility model;

Fig. 7 is a partial enlarged view at a in fig. 6.

In the figure:

100. 200, a support;

10. A base; 11, a bracket, 12, a power supply, 13, a radiator, 14 and a luminous element;

20. 30 parts of light-transmitting cover, 40 parts of cover plate, 50 parts of anti-dazzle cylinder, 60 parts of fixing ring, 70 parts of waterproof piece, 80 parts of locking piece.

Detailed Description

The utility model is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting thereof. It should be further noted that, for convenience of description, only some, but not all of the structures related to the present utility model are shown in the drawings.

In the description of the present utility model, unless explicitly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may, for example, be fixedly connected, detachably connected, or integrally formed, mechanically connected, electrically connected, directly connected, indirectly connected through an intervening medium, or in communication between two elements or in an interaction relationship between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "right", etc. orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are merely for convenience of description and simplicity of operation, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the utility model. Furthermore, the terms "first," "second," and the like, are used merely for distinguishing between descriptions and not for distinguishing between them.

As shown in fig. 1 to 5, the present utility model provides a lighting module 100 and a projector, wherein the projector comprises a support 200 and at least two lighting modules 100, the lighting modules 100 are spliced into a preset shape, and all the lighting modules 100 are fixed on the support 200.

The lighting module 100 comprises a base body 10, a cover plate 40, a reflector 20 and an anti-dazzle component, wherein the cover plate 40 is arranged on the base body 10 in a covering mode and forms a cavity with the base body 10 in a surrounding mode, an opening communicated with the cavity is formed in the cover plate 40, the base body 10 comprises a luminous element 14, the reflector 20 is connected with the base body 10 and is positioned in the cavity and is used for converging light emitted by the luminous element 14 into parallel light, the anti-dazzle component comprises an anti-dazzle barrel 50, and the anti-dazzle barrel 50 is rotatably arranged at the opening of the cover plate 40 so as to adjust the angle of shielding the luminous element 14 from the periphery.

In this embodiment, the projector includes four illumination modules 100, the cross section of each illumination module 100 is in a fan shape, and the four illumination modules 100 are fixed on the support 200 and spliced to form a preset shape, and the preset shape is in a ring shape. In other embodiments, the preset shape may be rectangular or other shapes, the cross section of the lighting module 100 may be semicircular, and the shape of different lighting modules 100 in the same projector may be different.

The reflector 20 is arranged to gather to form parallel light, the light emitting quality is guaranteed to be favorable for uniform illumination, the rotatable anti-dazzle cylinder 50 is arranged at the opening of the cover plate 40, the anti-dazzle cylinder 50 can shield the light emitting element 14 and the reflector 20 from the periphery, glare caused by direct light entering human eyes when the head-up is used for seeing the reflector 20 or the light emitting element 14 is avoided, the anti-dazzle cylinder 50 rotates to realize key glare control on a specific area, the problem of glare is effectively solved, and different numbers of light emitting elements 14 are arranged in different illumination modules 100 according to illumination requirements of different positions, so that the illumination uniformity of the ground can be guaranteed.

Specifically, the base body 10 further comprises a support 11 and a power supply 12, the power supply 12 and the luminous element 14 are respectively arranged on two sides of the support 11, the base body 10 further comprises a radiator 13, and the radiator 13 is arranged between the luminous element 14 and the support 11. The power supply 12 and the light emitting piece 14 are respectively arranged on two sides of the bracket 11, the structure is compact, occupied space is saved, the radiator 13 is arranged between the light emitting piece 14 and the bracket 11, heat generated by the power supply 12 in the power supply process can be transferred to the radiator 13 through the bracket 11, the heat of the light emitting piece 14 can be led out through the radiator 13 and can be radiated to the surrounding environment, the radiating area is increased through the arrangement of the radiator 13, the radiating effect is improved, and the service life of the lighting module 100 is prolonged.

Preferably, the radiator 13 is made of a heat conducting material, the radiator 13 is provided with a plurality of radiating fins, the radiating fins are made of aluminum sheets or copper sheets, the luminous element 14 is arranged on the radiator 13 in a fitting mode, and the power supply 12 can be a rectifying power supply or a battery.

In this embodiment, the lighting module 100 is connected to the supporting member 200 through the bracket 11, the light emitting member 14 includes a substrate and a lamp bead, the lamp bead is disposed on a side of the substrate facing away from the heat sink 13, the reflector 20 is disposed on the substrate of the light emitting member 14, the reflector 20 is cylindrical with two open ends, the reflector 20 is sleeved outside the lamp bead, the lamp bead is located at the center of the reflector 20, and the reflector 20 is disposed in one-to-one correspondence with the lamp bead.

Preferably, the light emitting element 14 is an LED lamp panel (LIGHT EMITTING Diode). The LED lamp panel is arranged, and the LED lamp panel has the advantages of energy conservation, environmental protection, rich colors, long service life and the like. It will be appreciated that the reflector 20 may be provided in accordance with the prior art, such as a metal reflector cup, and will not be described in detail.

As shown in fig. 5 to 7, the lighting module 100 further includes a light-transmitting cover 30, the light-transmitting cover 30 is covered on the base 10, the light-transmitting cover 30 is located between the cover 40 and the base 10, and the light-transmitting cover 30 is covered on the outside of the reflector 20. Through set up printing opacity cover 30 in the reflector 20 outside, printing opacity cover 30 can shelter from protection reflector 20 and lamp pearl, avoids dust foreign matter to fall on reflector 20 or lamp pearl, influences the normal use of lighting module 100. In the present embodiment, the transparent cover 30 of the lighting module 100 is covered on the substrate, and covers all the reflectors 20 and the lamp beads therein, and the transparent cover 30 is made of transparent material.

Preferably, the lighting module 100 further includes a waterproof member 70, the light-transmitting cover 30 is provided with a mounting groove, the waterproof member 70 is disposed in the mounting groove, and the waterproof member 70 is pressed between the light-transmitting cover 30 and the substrate of the light-emitting member 14. By arranging the waterproof piece 70 to seal the gap between the light-transmitting cover 30 and the light-emitting piece 14, the waterproof piece has a waterproof function, and water is prevented from entering from the gap to affect the normal use of the light-emitting piece 14.

In order to facilitate installation, the cover plate 40 is arranged outside the transparent cover 30, the edge of the cover plate 40 is located above the edge of the transparent cover 30, the cover plate 40, the transparent cover 30 and the radiator 13 are all fixed through locking pieces 80, the cross sections of the transparent cover 30, the radiator 13 and the cover plate 40 are fan-shaped, and the locking pieces 80 are bolts or screws.

Specifically, the opening of the cover plate 40 and the reflector 20 are disposed on two opposite sides of the light-transmitting cover 30, the opening is disposed in one-to-one correspondence with the reflector 20, and the anti-dazzle tube 50 is disposed in one-to-one correspondence with the opening, so that the light emitted by each lamp bead is reflected by the reflector 20, and then emitted from the anti-dazzle tube 50 at the opening, and each lamp bead controls the glare through the separate anti-dazzle tube 50.

Further, the antiglare cartridge 50 includes a connection section rotatably provided in the cavity, and a shielding section connected to the connection section, the shielding section protruding from the opening for shielding the light emitting element 14 from the peripheral side.

Preferably, the outer surface of the connecting section is arc-shaped with a high middle edge and a low middle edge, the shielding section is cylindrical, the anti-dazzle cylinder 50 is made of black materials, and the inner surface of the anti-dazzle cylinder 50 is a fog surface. By providing the black antiglare barrel 50, part of light can be absorbed, and the inner surface is provided as a foggy surface, so that light is prevented from being reflected on the inner surface of the antiglare barrel 50.

In this embodiment, the opening of the cover 40 is circular, the maximum outer diameter of the connecting section is larger than the diameter of the opening, the connecting section is clamped in the cavity, the outer diameter of the shielding section is smaller than the diameter of the opening, the shielding section extends out of the opening, and the diameter of the opening is larger than the maximum inner diameter of the reflector 20.

In order to enable the anti-dazzle cylinder 50 to rotate, the anti-dazzle assembly further comprises a fixing ring 60, the fixing ring 60 is partially sleeved at the end part of the connecting section of the anti-dazzle cylinder 50, and the connecting section of the anti-dazzle cylinder 50 supports the fixing ring 60 against the inner wall of the cover plate 40 along the circumferential direction. By arranging the fixing ring 60, the anti-dazzle cylinder 50 can be fixed after rotating by an angle, and the anti-dazzle cylinder 50 is prevented from loosening in the use process.

In this embodiment, the fixing ring 60 is located above the light-transmitting cover 30 and located in the cavity, the fixing ring 60 is made of silica gel, the fixing ring 60 is cylindrical, one end edge of the fixing ring 60 extends radially outwards to form an annular protrusion, and the annular protrusion is attached to the light-transmitting cover 30, so that the contact area is increased, and the stability of setting of the fixing ring 60 is ensured.

The following is a specific lighting process of the lighting module 100:

The light of the light emitting element 14 is reflected and converged by the inner wall of the reflector 20 to form parallel light, the parallel light propagates and vertically enters the light-transmitting cover 30, the light keeps the original direction to pass through the light-transmitting cover 30, and the light passes through the fixing ring 60 and the anti-dazzle barrel 50 and is emitted from the shielding section of the anti-dazzle barrel 50 to realize illumination.

The included angle between the line from the outermost edge of the inner wall of the anti-dazzle cylinder 50 to the light-emitting edge of the anti-dazzle cylinder 50 and the horizontal line passing through the center of the light bead of the illumination module 100 is a light-shielding angle θ, the light-shielding angle θ ranges from 30 ° to 50 °, when the human eyes lift the head from the side of the illumination module 100 (i.e., the line of sight is located in the range of the light-shielding angle θ), the shielding section of the anti-dazzle cylinder 50 can shield the light-emitting element 14 and the light-emitting element 20 at this time, so that the human eyes cannot directly see the inner walls of the light-emitting element 14 and the light-emitting element 20, and glare is effectively controlled.

In the same projection lamp, the number of the luminous elements 14 in different lighting modules 100 can be set according to the illumination requirements of different positions, the setting angles of the anti-dazzle barrels 50 in the same lighting module 100 can be the same or different, and the setting angles of the anti-dazzle barrels 50 in different lighting modules 100 can be the same or different, so that the glare can be effectively controlled while the illumination uniformity of the ground is ensured, each lighting module 100 can be independently controlled, one lighting module 100 can be independently used, the illumination range is wide, the application range is wide, the modularized design is realized, and the assembly is flexible and can be suitable for various practical application scenes.

It is to be understood that the above examples of the present utility model are provided for clarity of illustration only and are not limiting of the embodiments of the present utility model. Various obvious changes, rearrangements and substitutions can be made by those skilled in the art without departing from the scope of the utility model. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are desired to be protected by the following claims.

Claims (10)

1. Lighting module, characterized in that it comprises:

The LED lamp comprises a base body (10) and a cover plate (40), wherein the cover plate (40) is arranged on the base body (10) in a covering mode, a cavity is formed by enclosing the cover plate (40) and the base body (10), an opening communicated with the cavity is formed in the cover plate (40), and the base body (10) comprises a luminous piece (14);

The reflector (20) is connected with the base body (10) and is positioned in the cavity and used for converging the light emitted by the light emitting piece (14) into parallel light;

the anti-dazzle assembly comprises an anti-dazzle barrel (50), wherein the anti-dazzle barrel (50) is rotatably arranged at the opening of the cover plate (40) so as to adjust the angle for shielding the luminous element (14) from the periphery.

2. The lighting module of claim 1, wherein the antiglare assembly further comprises a retainer ring (60) positioned in the cavity, the retainer ring (60) partially sleeved on the end of the antiglare barrel (50), the antiglare barrel (50) circumferentially pressing the retainer ring (60) against the cover plate (40).

3. The lighting module according to claim 1, further comprising a light-transmitting cover (30), wherein the light-transmitting cover (30) is arranged on the base body (10) in a covering manner and is positioned between the cover plate (40) and the base body (10), and the light-transmitting cover (30) is arranged outside the reflector (20).

4. A lighting module as claimed in claim 3, characterized in that the lighting module further comprises a waterproof member (70), the light-transmitting cover (30) is provided with a mounting groove, the waterproof member (70) is arranged in the mounting groove, and the waterproof member (70) is pressed between the light-transmitting cover (30) and the base body (10).

5. The lighting module according to claim 1, characterized in that the antiglare cartridge (50) comprises:

The connecting section is rotationally arranged in the cavity;

And a shielding section connected to the connecting section and extending from the opening for shielding the light emitting element (14) from the peripheral side.

6. The lighting module according to claim 1, characterized in that the antiglare cylinder (50) is made of black material;

and/or the inner surface of the anti-dazzle cylinder (50) is a fog surface.

7. A lighting module according to claim 1, characterized in that the base body (10) further comprises a holder (11) and a power source (12), the power source (12) and the light emitting element (14) being arranged on both sides of the holder (11), respectively.

8. A lighting module according to claim 7, characterized in that the base body (10) further comprises a heat sink (13), which heat sink (13) is arranged between the luminaire (14) and the bracket (11).

9. Light projector, characterized in that it comprises a support (200) and at least two lighting modules according to any one of claims 1 to 8, said lighting modules being spliced in a preset shape, all said lighting modules being fixed to said support (200).

10. The projector of claim 9, wherein the predetermined shape is a circular ring.