CN212361631U

CN212361631U - PAR lamp

Info

Publication number: CN212361631U
Application number: CN202020559934.XU
Authority: CN
Inventors: 冯国灿; 魏彬; 朱奕光
Original assignee: Foshan Electrical and Lighting Co Ltd
Current assignee: Foshan Electrical and Lighting Co Ltd
Priority date: 2020-04-15
Filing date: 2020-04-15
Publication date: 2021-01-15
Anticipated expiration: 2030-04-15

Abstract

The utility model relates to a PAR lamp, which comprises a lamp holder, a shell connected with the lamp holder, a radiator arranged in the shell, a lamp panel arranged in the radiator, a lens connected with the lamp panel and a lampshade connected with the shell; the lens is integrally formed, a plurality of protrusions are arranged on the lens, and at least one light emitting surface of each protrusion is of an aspheric surface structure. The utility model provides a PAR lamp establishes at least one arch on the lens to aspheric surface structure to the cooperation lamp shade, carries out the secondary grading to the light that the lamp pearl sent on the lamp plate, makes the light-emitting of PAR lamp more even, and PAR lamp light source is imitative COB effect, and the visual effect of single lamp pearl can not appear in the outward appearance, has improved the aesthetic property of PAR lamp, need not set up bulky lens, practices thrift installation space, and the cost is reduced does benefit to the miniaturized design of lamps and lanterns.

Description

PAR lamp

Technical Field

The utility model relates to the field of lighting technology, specifically, relate to a PAR lamp.

Background

The LED lamp is widely applied due to the advantages of long service life, energy conservation, environmental protection, high brightness and the like, however, the LED lamp is composed of small lamp beads, when the lamp beads are assembled into the lamp, individual luminous points can appear, the attractiveness of the lamp is affected, and the light uniformity is poor.

In order to solve the above defects, people provide an optical structure, that is, a TIR combined lens and a fly-eye lampshade are adopted to perform secondary light distribution, so that the problem of light uniformity is solved to a certain extent, however, the design needs to make the overall height and diameter of the lens large, the occupied space is large, the space of cost reduction is small, and a single lamp bead is easy to see outside the lamp, so that the wide application of the LED lamp is influenced.

Disclosure of Invention

The to-be-solved technical problem of the utility model is to provide a PAR lamp, the facula effect of whole lamp is even, can't see out single lamp pearl from the lamps and lanterns outward, and occupation space is little.

In order to solve the technical problem, the utility model provides a PAR lamp, which comprises a lamp holder, a shell connected with the lamp holder, a radiator arranged in the shell, a lamp panel arranged in the radiator, a lens connected with the lamp panel and a lampshade connected with the shell;

the lens is integrally formed, a plurality of protrusions are arranged on the lens, and at least one light emitting surface of each protrusion is of an aspheric surface structure.

Preferably, the shape of the partial protrusion is a hemisphere, the shape of the partial protrusion is a semi-ellipsoid, and the protrusion of the semi-ellipsoid is distributed in the edge region of the lens.

Preferably, the housing is integrally formed and includes a driving power supply mounting region and a heat sink mounting region, the driving power supply is disposed in the driving power supply mounting region, and the heat sink is disposed in the heat sink mounting region;

the diameter of the radiator mounting area is gradually increased towards the direction far away from the driving power supply mounting area.

Preferably, a positioning groove is arranged inside the radiator mounting area;

and the outer wall of the radiator is provided with a positioning clamping piece, and the shape and the size of the positioning clamping piece are matched with those of the positioning groove and are embedded into the positioning groove.

Preferably, a first protrusion is arranged on the inner wall of the radiator mounting area, and the first protrusion extends from the inner wall of the shell to the center of the shell;

the radiator is made of metal materials, second protrusions are arranged on the side wall of the radiator, and the shape, size, position and number of the second protrusions are matched with those of the first protrusions.

Preferably, the lamp plate includes the base plate and locates lamp pearl on the base plate, the base plate embedding in the radiator, and the upper surface with the protruding mutual butt of second.

Preferably, the outer diameter of the base plate is larger than the inner diameter of the second protrusion, and the outer diameter of the base plate is larger than the inner diameter of the heat sink below the base plate.

Preferably, the substrate is provided with a positioning hole and a mounting hole, and the positioning hole and the mounting hole are through holes penetrating through the substrate;

the bottom of the lens is provided with a positioning column and an installation part, and the shape, size and position of the positioning column are matched with those of the positioning hole and extend into the positioning hole;

the shape, size and position of the mounting piece are matched with those of the mounting hole and are embedded into the mounting hole.

Preferably, the minor axis of the semi-ellipsoidal projection is perpendicular to the surface of the substrate, and the major axis increases with the increase of the distribution radius of the lamp beads.

Preferably, the outer wall of the top of the shell is provided with a skirt structure extending outwards and a clamping groove arranged on the skirt structure;

the lampshade is a compound-eye lampshade, and the bottom of the lampshade is provided with a clamping piece which is embedded into the clamping groove and is bonded and fixed.

Implement the utility model discloses, following beneficial effect has:

the utility model provides a PAR lamp establishes at least one arch on the lens to aspheric surface structure to the cooperation lamp shade, carries out the secondary grading to the light that lamp pearl sent on the lamp plate, makes the light-emitting of PAR lamp more even, and PAR lamp light source is imitative COB effect, and the visual effect of single lamp pearl can not appear in the outward appearance, has improved the aesthetic property of PAR lamp, need not set up bulky lens, practices thrift installation space, reduces the cost, does benefit to the miniaturized design of lamps and lanterns.

Drawings

FIG. 1 is an exploded view of a PAR lamp of the present invention;

FIG. 2 is a schematic view of a lens of a PAR lamp of the present invention;

FIG. 3 is a schematic view of a partial structure of a housing and a heat sink of a PAR lamp according to the present invention;

fig. 4 is a schematic structural view of a lamp panel of the PAR lamp of the present invention;

fig. 5 is a schematic view of the internal partial structure of the PAR lamp of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings. Only this statement, the utility model discloses the upper and lower, left and right, preceding, back, inside and outside etc. position words that appear or will appear in the text only use the utility model discloses an attached drawing is the benchmark, and it is not right the utility model discloses a concrete restriction.

As shown in fig. 1-2, the PAR lamp of the present invention comprises a lamp cap 1, a housing 2 connected to the lamp cap 1, a heat sink 3 disposed in the housing 2, a lamp panel 4 disposed in the heat sink 3, a lens 5 connected to the lamp panel 4, and a lamp cover 6 connected to the housing 2;

the lens 5 is integrally formed, a plurality of protrusions 51 are arranged on the lens, and the light emitting surface of at least one protrusion 51 is of an aspheric structure.

The lamp cap 1 is used for realizing the electrical connection and the mechanical connection between a PAR lamp and an external power supply, can be a threaded lamp cap or a buckle lamp cap, is specifically arranged according to actual needs, and is not limited to the embodiment.

As shown in fig. 1 and 3, the housing 2 is connected to the lamp cap 1 and is used for mounting a heat sink 3 and a lamp housing 6, which facilitates assembly of the PAR lamp. Specifically, shell 2 integrated into one piece, it includes drive power supply installing zone 21 and radiator installing zone 22, and drive power supply locates in the drive power supply installing zone 21, radiator 3 locates in the radiator installing zone 22, just the diameter of radiator installing zone 22 is toward keeping away from the direction of drive power supply installing zone 21 is crescent for increase the play plain noodles of PAR lamp.

In order to realize the limiting of the radiator 3, positioning grooves 23 are formed in the radiator mounting area 22, and the positioning grooves 23 are annular and distributed in the whole circumferential direction of the radiator mounting area 22.

In order to realize lamp plate 4's installation, be equipped with first arch 24 on the inner wall of radiator installing zone 22, first arch 24 follows the inner wall of shell 2 is extended toward its center, and it can be the loop configuration, also can be the arc structure, specifically sets up according to actual need, works as when first arch 24 is the arc structure, its quantity is at least two.

In order to realize the fixed installation of the lampshade 6, a skirt structure 25 extending outwards and a clamping groove 26 arranged on the skirt structure 25 are arranged on the outer wall of the top of the housing 2.

As shown in fig. 3, radiator 3 locates in radiator installation position 22 in the shell 2, it hugs closely it is in the inner wall of shell 2, shape and size with radiator installation position 22's shape and size phase-match, it is made by metal material, be convenient for with the heat that lamp plate 4 sent in time dispels the heat away, and is corresponding, be equipped with the protruding 31 of second on radiator 3's the lateral wall, the protruding 31 of second shape, size, position and quantity with the shape, size, position and the quantity phase-match of first protruding 24, guarantee lamp plate 4 can install smoothly.

In order to realize the positioning of the heat sink 3, a positioning fastener 32 is arranged on the outer wall of the heat sink, the shape and size of the positioning fastener 32 are matched with those of the positioning groove 23, and the positioning fastener is embedded into the positioning groove 23 to realize the positioning of the heat sink 3.

As shown in fig. 4, the lamp panel 4 is disposed inside the heat sink 3, and includes a substrate 41 and a bead 42 disposed on the substrate 41, the substrate 41 is embedded in the heat sink 3, and the upper surface of the substrate is abutted to the second protrusion 31, so that the lamp panel 4 is fixedly mounted. Here, the outer diameter of the substrate 41 is larger than the inner diameter of the second protrusion 31, and the shape of the heat sink 3 matches the shape of the heat sink mounting portion 22, so that the inner diameter of the heat sink is gradually reduced from the second protrusion 31 toward the driving power supply mounting portion 21, that is, the outer diameter of the substrate 41 is larger than the inner diameter of the heat sink 3 below the substrate, so that the upper and lower surfaces of the lamp panel 4 are respectively restricted by the inner diameters of the second protrusion 31 and the heat sink 3, thereby fixing the lamp panel 4.

In order to fix the lens 5, the substrate 41 is provided with a positioning hole 43 and a mounting hole 44, and the positioning hole 43 and the mounting hole 44 are through holes penetrating through the substrate 41.

As shown in fig. 2, the lens 5 is disposed on the lamp panel 4, and is integrally formed, and a plurality of protrusions 51 are disposed on the lens, and a light-emitting surface of at least one protrusion 51 is aspheric. Specifically, the income plain noodles of lens 5 is plane or curved surface, and its upper surface is equipped with a plurality of archs 51, and wherein, the shape of part arch 51 is the hemisphere, and the shape of part arch 51 is half ellipsoid type, and half ellipsoid the arch 51 distribute in lens 5's marginal area, the bellied major axis of half ellipsoid increases along with lamp pearl distribution radius for reduce the space between the outer lane lens, make the appearance effect be imitative COB effect, the visual effect of single lamp pearl can not appear, the height of lens by the angle of light-emitting of PAR lamp is decided.

In order to mount the lens 5, a positioning column 52 and a mounting part 53 are arranged at the bottom of the lens 5, the shape, size and position of the positioning column 52 are matched with the shape, size and position of the positioning hole 43 and extend into the positioning hole 43, and the shape, size and position of the mounting part 53 are matched with the shape, size and position of the mounting hole 44 and are embedded into the mounting hole 44, so that the lens 5 is mounted.

As shown in fig. 5, the lampshade 6 is connected to the housing 2, and is a compound-eye lampshade, and the bottom of the lampshade is provided with a clamping piece 61, and the clamping piece 61 is embedded into the clamping groove 26 and is bonded and fixed, so that the lampshade 6 is fixedly mounted.

The utility model provides a PAR lamp establishes at least one arch 51 on lens 5 to aspheric surface structure to cooperation lamp shade 6, carries out the secondary grading to the light that the lamp pearl on the lamp plate 4 sent, makes the light-emitting of PAR lamp more even, and PAR lamp-house is imitative COB effect, and the visual effect of single lamp pearl can not appear in the appearance, has improved the aesthetic property of PAR lamp, need not set up bulky lens, practices thrift installation space, and the cost is reduced does benefit to the miniaturized design of lamps and lanterns.

The foregoing is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations are also considered as the protection scope of the present invention.

Claims

1. A PAR lamp is characterized by comprising a lamp holder, a shell connected with the lamp holder, a radiator arranged in the shell, a lamp panel arranged in the radiator, a lens connected with the lamp panel and a lampshade connected with the shell;

2. The PAR lamp of claim 1, wherein a portion of the protrusions are hemispherical in shape, a portion of the protrusions are semi-ellipsoidal in shape, and the semi-ellipsoidal protrusions are distributed at the edge region of the lens.

3. The PAR lamp of claim 2, wherein the housing is integrally formed and comprises a driver power mounting region and a heat sink mounting region, the driver power being disposed within the driver power mounting region and the heat sink being disposed within the heat sink mounting region;

4. The PAR lamp of claim 3, wherein a locating groove is provided on the interior of the heat sink mounting region;

5. The PAR lamp of claim 3, wherein the inner wall of the heat sink mounting region has a first protrusion extending from the inner wall of the housing toward the center thereof;

6. The PAR lamp of claim 5 wherein the lamp panel comprises a base plate and beads disposed on the base plate, the base plate is embedded in the heat sink and the upper surface of the base plate and the second protrusion abut each other.

7. The PAR lamp of claim 6, wherein the substrate has an outer diameter greater than the inner diameter of the second protrusion and an outer diameter greater than the inner diameter of the heat sink below the substrate.

8. The PAR lamp of claim 6 wherein the base plate has a locating hole and a mounting hole, both of which are through holes that extend through the base plate;

9. The PAR lamp of claim 6 wherein the minor axis of the semi-ellipsoidal protrusions is perpendicular to the plane of the substrate and the major axis increases with increasing radius of the bead.

10. The PAR lamp of claim 1, wherein the outer wall of the top portion of the housing has an outwardly extending skirt structure and a slot in the skirt structure;