CN211372111U

CN211372111U - PAR lamp

Info

Publication number: CN211372111U
Application number: CN201921750435.2U
Authority: CN
Inventors: 魏彬; 朱奕光; 冯国灿
Original assignee: Foshan Electrical and Lighting Co Ltd
Current assignee: Foshan Electrical and Lighting Co Ltd
Priority date: 2019-10-17
Filing date: 2019-10-17
Publication date: 2020-08-28
Anticipated expiration: 2029-10-17

Abstract

The utility model relates to a PAR lamp, including the lamp holder, with the shell that the lamp holder is connected, be located the reflector cup inside the shell, be located the LED lamp plate inside the reflector cup, cover lens on the LED lamp plate and the lamp shade that is connected with the shell; the LED lamp panel comprises a substrate, LED lamp beads arranged on the substrate and mounting holes penetrating through the substrate, and the lens covers the surfaces of all the LED lamp beads; the inner wall of the lampshade is provided with Fresnel teeth, and the outer wall of the lampshade is provided with a plurality of spiral bulges. The utility model provides a PAR lamp, the light that LED lamp pearl sent carries out the secondary grading through lens, reduces the light through reflecting the reflection of light cup for most light directly transmits away through the lamp shade, improves light-emitting efficiency, and on the other hand, through mutually supporting of lens and lamp shade, has eliminated the light ring scheduling problem of traditional PAR lamp, and the facula is even, improves the light-emitting effect.

Description

PAR lamp

Technical Field

The utility model relates to a LED lighting apparatus technical field specifically, relates to a PAR lamp.

Background

As a new generation light source, LEDs have characteristics of high luminous efficiency and long life, and are now widely used in various lighting fixtures. The PAR lamp (parabolic aluminum reflector dish-shaped aluminum reflector) is applied to various places such as markets, hotels, homes and the like, the utilization rate of light is generally low in the optical design scheme of the existing PAR lamp, the angle and the central light intensity required by the standard are not easily reached under the condition that the cost of an optical piece is as low as possible, the light emitting efficiency is low, and the light condensing performance and the illumination brightness of the PAR lamp are influenced.

The existing PAR lamps mainly have the following two structural combinations:

the PAR lamp with the structure requires a large depth of the reflecting cup if light is emitted uniformly, so that the volume of the light source is relatively small, the light source arrangement is relatively centralized, and the difficulty of heat dissipation design is increased.

The other is a combination mode of a light source and a lens, and in order to achieve the effect of uniform light emission, the thickness of the lens needs to be increased, and the thickness is limited by factors such as production cost, so that the distance from the light source to a light emitting surface is short, and the surface of the lens is the light emitting surface, so that the problem of glare exists.

In view of the above disadvantages of the PAR lamps, it is desirable to provide a PAR lamp with low production cost, no glare and low heat dissipation requirements to solve the above problems.

The utility model provides a PAR lamp through the structural grouping of light source, lens and lamp shade, has improved the light-emitting homogeneity, and no glare, heat dissipation require lowly.

Disclosure of Invention

The to-be-solved technical problem of the utility model is to provide a PAR lamp improves the light-emitting homogeneity, and no glare, heat dissipation require lowly.

In order to solve the technical problem, the utility model provides a PAR lamp, including the lamp holder, the shell that is connected with the lamp holder, be located the reflector cup in the shell, be located the LED lamp plate in the reflector cup, cover lens on the LED lamp plate and the lamp shade that is connected with the shell;

the LED lamp panel comprises a substrate, LED lamp beads arranged on the substrate and mounting holes penetrating through the substrate, and the lens covers the surfaces of all the LED lamp beads;

the inner wall of the lampshade is provided with Fresnel teeth, and the outer wall of the lampshade is provided with a plurality of spiral bulges.

Preferably, the lens comprises a body and a clip connected to the body.

Preferably, the number of the bodies is one, the light emitting surface is of a continuous arc surface structure, and the light incident surface covers all the LED lamp beads.

Preferably, the number of the bodies is multiple, the shapes, the sizes and the number of the bodies are matched with the shapes, the sizes, the positions and the number of the LED lamp beads, and the bodies correspond to the LED lamp beads one to one.

Preferably, the top of the inner wall of the housing is provided with at least two fixing protrusions, the at least two fixing protrusions are uniformly distributed in the circumferential direction inside the housing, and extend from the inner wall of the housing to the central axis of the housing.

Preferably, the diameter of the outer shell is gradually increased from the connection part of the outer shell and the lamp cap to the direction far away from the lamp cap;

the reflection cup is of an integral structure and comprises a cup body and an installation part positioned at the bottom of the cup body, the shape and the size of the cup body are matched with those of the reflection cup installation area, and the top of the cup body is abutted to the fixed bulge.

Preferably, the top of the housing is further provided with clamping grooves, and the clamping grooves are distributed in the whole circumferential direction of the top of the housing;

the edge of the lampshade is provided with a connecting piece, and the connecting piece extends into the clamping groove.

Preferably, the mounting portion is provided with at least two bendable fixing members;

when the LED lamp panel is not installed, the bendable fixing piece is in an upright state;

when the LED lamp panel is fixed, the bendable fixing piece bends and presses the surface of the LED lamp panel.

Preferably, the mounting part is further provided with lens mounting holes, the shape, size, number and position of the lens mounting holes are matched with those of the clamping pieces, and the clamping pieces sequentially penetrate through the mounting holes and the lens mounting holes.

Preferably, the lens further comprises a positioning column, and the positioning column is located on the back face of the body;

the LED lamp panel is provided with a first positioning hole matched with the positioning column;

the mounting part is provided with a second positioning hole matched with the positioning column;

the positioning column penetrates through the first positioning hole and the second positioning hole in sequence.

Compared with the prior art, the beneficial effects of the utility model reside in that:

1. the utility model provides a PAR lamp, the light that LED lamp pearl sent carries out the secondary grading through lens, reduces the light through reflecting the reflection of light cup for most light directly transmits away through the lamp shade, improves light-emitting efficiency, and on the other hand, through mutually supporting of lens and lamp shade, has eliminated the light ring scheduling problem of traditional PAR lamp, and the facula is even, improves light-emitting efficiency, effectively reduces the optical member cost simultaneously.

2. The utility model provides a PAR lamp, anti-light cup is made by metal material, and its inner wall has carried out the polishing and has handled, improves anti-light cup's reflection efficiency, still can add reflection of light paper at the metal cup inner wall according to actual conditions and designing requirement, further improves the luminous efficiency and the central light intensity of the whole lamp of PAR. On the other hand, because the LED lamp panel is installed in the bottom of the reflector cup, the LED lamp panel can be conveniently distributed out through the reflector cup, heat can be prevented from gathering in the PAR lamp, and the service life of the PAR lamp is ensured.

3. The utility model provides a PAR lamp sets up the lamp shade surface into the heliciform arch, can't directly see inside original paper from the PAR lamp outside, improves the aesthetic feeling of PAR lamp.

Drawings

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

fig. 2 is a schematic structural view of an LED lamp panel of the PAR lamp provided by the present invention;

fig. 3 is a schematic structural view of a lamp cover of a PAR lamp provided by the present invention;

fig. 4 is a schematic structural view of an outer housing of a PAR lamp according to the present invention;

FIG. 5 is a schematic structural view of a reflector cup of a PAR lamp according to the present invention;

fig. 6 is a schematic structural view of a lens of a PAR lamp according to the present invention;

fig. 7 is a schematic view of a light exit path of a PAR lamp according to the present invention.

Detailed Description

In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings and preferred embodiments.

As shown in fig. 1 to 6, a PAR lamp includes a lamp holder 1, a housing 2 connected to the lamp holder 1, a reflector cup 3 located inside the housing 2, an LED lamp panel 4 located inside the reflector cup 3, a lens 5 covering the LED lamp panel 4, and a lamp shade 6 connected to the housing 2;

the LED lamp panel 4 comprises a substrate 41, LED lamp beads 42 mounted on the substrate 41, and mounting holes 43 penetrating through the substrate 41, and the lens 5 covers the surfaces of all the LED lamp beads 42;

the inner wall of the lampshade 6 is provided with Fresnel teeth 61, and the outer wall of the lampshade is provided with a plurality of spiral bulges 62.

The lamp cap 1 is used for realizing mechanical connection and electrical connection of the PAR lamp, and may be a bayonet cap or a screw cap, and the type of the lamp cap 1 is specifically selected according to actual needs, which is not limited to this embodiment.

As shown in fig. 4, one end of the housing 2 is connected to the lamp holder 1, and the other end is used for installing the lampshade 6, which is internally provided with a cavity for accommodating the reflective cup 3, the LED lamp panel 4 and the lens 5, the housing 2 is of a rotator structure, and the diameter of the housing 2 gradually increases from the connection position of the lamp holder 1 toward the direction away from the lamp holder 1. The shell 2 comprises a power supply installation area 21 and a reflection cup installation area 22 which is of an integrated structure with the power supply installation area 21, wherein the power supply installation area 21 is used for installing a power supply, and the reflection cup installation area 22 is used for installing the reflection cup.

Correspondingly, the utility model provides a PAR lamp still includes drive power supply 7, drive power supply 7 with LED lamp plate 4 electricity is connected, its install in power supply installation district 21.

In order to realize the fixed connection between the shell 2 and the reflective cup 3, at least two fixing protrusions 23 are further arranged at the top of the inner wall of the shell 2, the at least two fixing protrusions 23 are uniformly distributed in the circumferential direction inside the shell 2, and extend from the inner wall of the shell 2 to the central axis of the shell 2, so that the fixed installation of the reflective cup 3 is realized.

In order to realize the fixed installation of the lampshade 6, the top of the housing 2 is further provided with clamping grooves 24, and the clamping grooves 24 are distributed on the whole circumferential direction of the top of the housing 2.

The reflective cup 3 is mounted in the reflective cup mounting area 22 inside the housing 2, is used for reflecting light emitted by the LED lamp panel 4, is made of a metal material or a plastic material, and is specifically selected according to actual needs. In this embodiment, the reflector cup 3 is made of a metal material, and the inner wall of the reflector cup is provided with a high-reflection layer, specifically, the inner wall of the reflector cup 3 is polished to improve the reflection efficiency of the reflector cup, and on the other hand, the LED lamp panel 4 is installed at the bottom of the reflector cup 3, so that the LED lamp panel is convenient to radiate through the reflector cup 3, heat is prevented from gathering inside the PAR lamp, and the service life of the PAR lamp is ensured.

As shown in fig. 5, the reflective cup 3 is an integral structure, and includes a cup 31 and an installation portion 32 located at the bottom of the cup 31, the shape and size of the cup 31 are matched with the shape and size of the reflective cup installation region 22, the top of the cup 31 is abutted against the fixing protrusion 23, so that the reflective cup 3 is embedded into the reflective cup installation region 22, since the diameter of the shell 2 is gradually increased from the connection portion of the lamp holder 1 to the direction far away from the lamp holder 1, and the maximum diameter of the power supply installation region 21 is smaller than the minimum diameter of the reflective cup installation region 22, the fixing of the reflective cup 3 can be realized by the fixing protrusion 23 at the top of the shell 2.

In order to realize LED lamp plate 4's is fixed, installation department 32 still is provided with two at least flexible mounting 33, in this embodiment, the quantity of flexible mounting 33 is three, and it is located around LED lamp plate 4, and its length is greater than flexible mounting 33 with minimum distance between the edge of LED lamp plate 4, when not installing the LED lamp plate, flexible mounting 33 is upright state, and is fixed during LED lamp plate 4, the crooked and pressure of flexible mounting 33 is in the surface of LED lamp plate 4, the realization of being convenient for LED lamp plate 4's is fixed.

In order to fix the lens 5, the mounting portion 32 is further provided with lens mounting holes 34, and the shape, size, number and position of the lens mounting holes 34 are matched with those of the mounting holes 43.

As shown in fig. 2, the LED lamp panel 4 is used for providing a light source to realize the lighting function of the PAR lamp, and includes a substrate 41, an LED lamp bead 42 installed on the substrate 41 and a mounting hole 43 penetrating through the substrate 41, the substrate 41 is used for installing the LED lamp bead 42, which is located in the installation part 32, and the LED lamp panel 4 is fixed by a bendable fixing member 33. LED lamp pearl 42 is used for providing the light source, realizes LED lamp plate 4's illumination function. The mounting holes 43 penetrate through the substrate 41, and the shape, size, number and position of the mounting holes are matched with those of the lens mounting holes, so that the lens 5 can be fixedly mounted conveniently.

As shown in fig. 6, the lens 5 is used for covering all the LED lamp beads 42 on the LED lamp panel 4, and is used for performing secondary light distribution on light emitted by the LED lamp beads 42, so as to improve the light emitting efficiency of the PAR lamp. The lens 5 comprises a body 51 and a clamping piece 52 connected with the body 51, the specific structure of the body 51 has multiple implementation modes, specifically, the number of the body 51 is one, light emitted by all the LED lamp beads 42 is subjected to secondary light distribution through the body 51, the light emitting surface of the body is of a continuous arc surface structure, and the light incident surface covers all the LED lamp beads. In other embodiments, the number of the bodies 51 is plural, the shape, size and number of the bodies are matched with the shape, size, position and number of the LED lamp beads 42, and the bodies 51 correspond to the LED lamp beads 42 one to one, that is, one body 51 performs secondary light distribution on light emitted by one LED lamp bead 42. The shape, size, number and position of the clamping piece 52 are matched with those of the mounting hole 43 and the lens mounting hole 34, and the clamping piece 52 penetrates through the mounting hole 43 and the lens mounting hole 34 in sequence to realize the mounting of the lens 5.

The utility model discloses a lens 5 carries out the secondary grading, guarantees that the light that LED lamp pearl 42 sent passes through lens 5 gathers together, and most light is direct to be passed through lamp shade 6 transmits away, has improved the light-emitting efficiency of PAR lamp, and on the other hand, the light through the secondary grading mixes more evenly, has realized no aperture, and the facula is even.

In order to prevent lens 5's offset influences the light-emitting effect of PAR lamp, lens 5 still includes reference column 53, reference column 53 is located the back of body 51, it is corresponding, be equipped with on the LED lamp plate 4 with reference column 53 assorted first locating hole 44, be equipped with on the installation department 32 with reference column 53 assorted second locating hole 35, promptly reference column 53 runs through in proper order first locating hole 44 and second locating hole 35 realize lens 5's location guarantees the light-emitting effect of PAR lamp.

As shown in fig. 3, the lamp housing 6 is made of a transparent material for transmitting the light of the secondary light distribution through the lens 5. In order to improve the light emitting efficiency of the PAR lamp, the inner wall of the lamp shade 6 is provided with Fresnel teeth 61, the outer wall of the lamp shade is provided with a plurality of spiral protrusions 62, and the Fresnel teeth 61 and the protrusions 62 are matched with each other, so that the light condensing effect of the PAR lamp is remarkable, the light emitting efficiency of the PAR lamp is improved, and the production cost is saved.

Correspondingly, in order to realize the fixed mounting of the lampshade 6, a connecting piece 63 is arranged on the edge of the lampshade 6, and the connecting piece 63 extends into the clamping groove 24 to realize the fixed mounting of the lampshade 6.

As shown in fig. 7, fig. 7 is a schematic diagram of a light emitting path of the PAR lamp, and most of light is emitted directly through the lamp shade after secondary light distribution by the lens, so that the light emitting efficiency of the PAR lamp is improved.

The utility model discloses a facula effect of PAR lamp compares with the light-emitting effect of traditional PAR lamp, has eliminated the light ring scheduling problem of PAR lamp, and the facula is even.

The utility model provides a PAR lamp, the light that LED lamp pearl 4 sent carries out the secondary grading through lens 5, reduces the light through reflecting 3 reflections of cup for light directly transmits away through lamp shade 6, improves luminous efficiency, and on the other hand, through mutually supporting of lens 5 and lamp shade 6, has eliminated the light ring scheduling problem of traditional PAR lamp, and the facula is even, improves luminous efficiency.

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 reflecting cup positioned in the shell, an LED lamp panel positioned in the reflecting cup, a lens covering the LED lamp panel and a lampshade connected with the shell;

2. The PAR lamp of claim 1, wherein the lens comprises a body and a clip coupled to the body.

3. The PAR lamp of claim 2, wherein the number of the bodies is one, the light-emitting surface is of a continuous arc surface structure, and the light-entering surface covers all the LED lamp beads.

4. The PAR lamp of claim 2 wherein the number of bodies is multiple and the shape, size and number of bodies match the shape, size, position and number of LED lamp beads, the bodies and the LED lamp beads are in one-to-one correspondence.

5. The PAR lamp of claim 2, wherein the top of the inner wall of the housing has at least two retention tabs that are evenly distributed in the circumferential direction inside the housing and that extend from the inner wall of the housing toward the central axis of the housing.

6. The PAR lamp of claim 5, wherein the diameter of the envelope increases from the connection with the lamp head in a direction away from the lamp head;

7. The PAR lamp of claim 1, wherein the top of the housing is further provided with slots distributed throughout the circumferential direction of the top of the housing;

8. The PAR lamp of claim 6, wherein the mounting portion is provided with at least two bendable fasteners;

9. The PAR lamp of claim 6 wherein the mounting portion is further provided with lens mounting holes having shapes, sizes, numbers and positions matching those of the clips, the clips sequentially passing through the mounting holes and the lens mounting holes.

10. The PAR lamp of claim 6, wherein the lens further comprises a positioning post located on the back of the body;