CN213983481U

CN213983481U - LED lamp

Info

Publication number: CN213983481U
Application number: CN202120245361.8U
Authority: CN
Inventors: 周永燕; 陆健春; 杨耀
Original assignee: Suzhou Yejing Lighting Energy Saving Technology Co ltd
Current assignee: Suzhou Yejing Lighting Energy Saving Technology Co ltd
Priority date: 2021-01-28
Filing date: 2021-01-28
Publication date: 2021-08-17
Anticipated expiration: 2031-01-28

Abstract

The utility model discloses a LED lamp, include: the LED lamp comprises a driving shell, a radiator body, an aluminum substrate with a plurality of LED lamp beads, a reflecting cup, a light sensation detection device and a lampshade; the LED driving circuit board is arranged in the driving shell; the driving shell is fixedly arranged at the upper end of the radiator body, the lampshade is fixedly arranged at the lower end of the radiator body, and the lampshade seals the groove on the radiator body to form a closed cavity; aluminium base board, anti-light cup and light sense detecting device all install in the cavity of radiator body, and anti-light cup corresponds the cooperation with the LED lamp pearl on the aluminium base board, and light sense detecting device's detection face is relative with LED lamp pearl, and light sense detecting device is connected with LED drive circuit board electricity. In this way, the utility model discloses whether can the auto-induction go out LED lamp pearl flash and will respond to the result and feed back to the LED drive carries out the processing of cutting off the power supply on next step when LED lamp pearl twinkles.

Description

LED lamp

Technical Field

The utility model relates to a LED lamp.

Background

At present, warehouses and factories are increasingly built, the installation quantity of various high-altitude lamps is increasingly increased, and LED (light emitting diode) lamp manufacturers are also increased, so that lamps in the market are high in failure rate due to the fact that the quality of LED driving is uneven, and the cost for installing or maintaining the lamps is very high.

LED drive breaks down, and LED lamp pearl scintillation is extravagant the electric energy promptly, does not play the effect of illumination again. Moreover, the continuous flickering of the LED lamp can affect the physical and mental health of personnel working under the LED lamp, and may cause production accidents.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the main technical problem who solves provides a LED lamps and lanterns, can whether the auto-induction goes out LED lamp pearl and twinkles and give the LED drive with the response result feedback to in LED drive carries out processing on next step.

In order to solve the technical problem, the utility model discloses a technical scheme be: provided is an LED lamp comprising: the LED lamp comprises a driving shell, a radiator body, an aluminum substrate with a plurality of LED lamp beads, a light sensation detection device and a lampshade; the LED driving circuit board is used for driving the LED lamp beads on the aluminum substrate to work and conducting power failure when the LED lamp beads are detected to be in fault and flicker; the driving shell is fixedly arranged at the upper end of the radiator body, the lampshade is fixedly arranged at the lower end of the radiator body, and the lampshade seals the groove in the radiator body to form a closed cavity; the aluminum substrate and the light sensation detection device are both fixedly installed in the cavity of the radiator body, the detection surface of the light sensation detection device is opposite to the LED lamp beads, and the light sensation detection device is electrically connected with the LED drive circuit board so as to provide an electric signal for the LED drive circuit board whether the LED lamp beads are in failure and twinkling.

Preferably, a reflection cup is further installed in the cavity of the driving shell, and the reflection cup is correspondingly matched with the LED lamp beads on the aluminum substrate.

Preferably, the screw on the reflection cup penetrates through the aluminum substrate and is fixedly connected with the groove bottom of the groove, the installation is simple and convenient, and the number of fixed parts is small.

Preferably, the upper end of the light sensation detection device penetrates through the reflection cup to be fixedly connected with the aluminum substrate, the fixing effect is good, and the light sensation detection device is convenient to connect with the LED driving circuit board.

Preferably, the lamp shade is in a shape of a circular disc, and the position of the lamp shade corresponding to the light sensation detection device is in a downward convex hemispherical shape.

Preferably, the inner diameter of the lower port of the radiator body is larger than the outer diameter of the lampshade, the part of the radiator body larger than the lampshade comprises an inner ring matched with the lampshade, an outer ring surrounding the inner ring and connecting plates, the two ends of the connecting plates are fixedly connected with the inner ring and the outer ring respectively, the connecting plates are provided with a plurality of connecting plates, and the connecting plates surround the inner ring and are distributed uniformly.

Preferably, a plurality of radiating fins are distributed on the outer surface of the radiator body, four fixing rods used for being fixedly connected with the driving shell are arranged on the upper end face of the radiator body, and the fixing rods are higher than the radiating fins.

Preferably, the lampshade is a PC lampshade.

The utility model has the advantages that: the utility model can automatically sense whether the LED lamp bead flickers or not through the light sense detection device and feed the sensing result back to the LED drive, so that the LED drive can carry out the next step of power-off processing when the LED lamp bead flickers; the structural design of the radiator body can improve the heat radiation performance of the LED lamp and prolong the service life; the light reflecting cup can gather the light emitted by the LED lamp beads, so that the maximization of a light source is achieved; the structural design of the lampshade is simple, and the reliability and the stability of the light sensation detection device are further ensured.

Drawings

Fig. 1 is a schematic perspective view of a preferred embodiment of an LED lamp according to the present invention;

fig. 2 is an exploded schematic view of an LED lamp of the present invention;

fig. 3 is a schematic side view of an LED lamp according to the present invention;

FIG. 4 is a schematic cross-sectional view taken along line B-B in FIG. 3;

fig. 5 is a schematic view of a three-dimensional structure of a light-sensing detection device in an LED lamp.

The parts in the drawings are numbered as follows: 1. a drive housing; 2. a heat sink body; 20. a groove; 21. an inner ring; 22. an outer ring; 23. a connecting plate; 24. a heat sink; 25. fixing the rod; 3. an aluminum substrate; 31. LED lamp beads; 4. a light reflecting cup; 5. a light sensing device; 51. detecting a surface; 6. and (4) a PC cover.

Detailed Description

The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so as to enable those skilled in the art to more easily understand the advantages and features of the present invention, and thereby define the scope of the invention more clearly and clearly.

Referring to fig. 1 to 5, an embodiment of the present invention includes:

an LED light fixture comprising: the LED lamp comprises a driving shell 1, a radiator body 2, an aluminum substrate 3 (an LED lamp panel) with a plurality of LED lamp beads 31, a reflection cup 4, a light sensation detection device 5 and a PC cover 6. The inside of the driving shell 1 is provided with an LED driving circuit board (not shown in the figure) which is used for driving whether the LED lamp beads 31 on the aluminum substrate 3 work or not and powering off when the failure and the flicker of the LED lamp beads 31 are detected. The driving shell 1 is fixedly installed at the upper end of the radiator body 2, the PC cover 6 is fixedly installed at the lower end of the radiator body 2, and the PC cover 6 seals the groove 20 on the radiator body 2 to form a closed cavity. The aluminum substrate 3 and the light reflecting cup 4 are both arranged in the cavity, the light reflecting cup 4 is correspondingly matched with the LED lamp bead 31 on the aluminum substrate 3, and a screw on the light reflecting cup 4 penetrates through the aluminum substrate 3 and is fixedly connected with the bottom of the groove 20. The upper end of the light sensation detection device 5 penetrates through the light reflection cup 4 and is fixedly connected with the middle part of the aluminum substrate 3; the light sensation detection device 5 is electrically connected with the LED driving circuit board so as to provide an electric signal for the LED driving circuit board whether the LED lamp bead 31 is in fault and flickers; the detection surface 51 (light receiving surface) of the light sensation detection device 5 faces the direction of the LED lamp bead 31 and is opposite to the LED lamp bead 31 so as to detect the light of the LED lamp bead 31, and the light sensation detection device 5 is not affected by other lamps and has high working reliability. The PC cover 6 is in a wafer shape, and the position, corresponding to the light sensation detection device 5, on the PC cover 6 is hemispherical and protrudes downwards so as to accommodate the light sensation detection device 5 and facilitate detection and induction of the light sensation detection device 5 on lamp fault flicker.

The inner diameter of the lower port of the radiator body 2 is larger than the outer diameter of the PC cover 6, the part of the radiator body 2 larger than the PC cover 6 comprises an inner ring 21 matched with the PC cover 6, an outer ring 22 surrounding the inner ring 21 and connecting plates 23, the two ends of each connecting plate 23 are respectively fixedly connected with the inner ring 21 and the outer ring 22, the number of the connecting plates 23 is multiple, and the connecting plates 23 are uniformly distributed around the inner ring 21; the structural design can enlarge the contact surface of the radiator body 2 and the air, and improve the heat radiation efficiency. The heat radiator comprises a heat radiator body 2 and is characterized in that a plurality of radiating fins 24 are distributed on the outer surface of the heat radiator body 2, four fixing rods 25 fixedly connected with a driving shell 1 are arranged on the upper end face of the heat radiator body 2, and the fixing rods 25 are higher than the radiating fins 24 so as to reduce the contact area between the driving shell 1 and the heat radiator body 2 and facilitate heat radiation of the heat radiator body 2.

The utility model can automatically sense whether the LED lamp bead 31 flickers or not through the light sensation detection device 5 and feed the sensing result back to the LED drive, so that the LED drive can carry out the next step of power-off processing when the LED lamp bead 31 flickers; the structural design of the radiator body 2 can improve the heat radiation performance of the LED lamp and prolong the service life; the light reflecting cup 4 can gather the light emitted by the LED lamp beads 31, so that the maximization of a light source is achieved; the structural design of the lampshade is simple, and the reliability and the stability of the light sensation detection device 5 are further ensured.

The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.

Claims

1. An LED lamp, comprising: the LED lamp comprises a driving shell, a radiator body, an aluminum substrate with a plurality of LED lamp beads, a light sensation detection device and a lampshade; the LED driving circuit board is arranged in the driving shell; the driving shell is fixedly arranged at the upper end of the radiator body, the lampshade is fixedly arranged at the lower end of the radiator body, and the lampshade seals the groove in the radiator body to form a closed cavity; the aluminum substrate and the light sensation detection device are both fixedly installed in the cavity of the radiator body, the detection surface of the light sensation detection device is opposite to the LED lamp beads, and the light sensation detection device is electrically connected with the LED driving circuit board.

2. The LED lamp of claim 1, wherein: and a reflection cup is further installed in the cavity of the driving shell and correspondingly matched with the LED lamp beads on the aluminum substrate.

3. The LED lamp of claim 2, wherein: and the screw on the reflection cup penetrates through the aluminum substrate and is fixedly connected with the groove bottom of the groove.

4. The LED lamp of claim 2, wherein: the upper end of the light sensation detection device penetrates through the reflection cup to be fixedly connected with the aluminum substrate.

5. The LED lamp of claim 1, wherein: the lampshade is in a wafer shape, and the position, corresponding to the light sensation detection device, on the lampshade is in a downward convex hemispherical shape.

6. The LED lamp of claim 1, wherein: the inner diameter of the lower port of the radiator body is larger than the outer diameter of the lampshade, the part of the radiator body, which is larger than the lampshade, comprises an inner ring matched with the lampshade, an outer ring surrounding the inner ring and connecting plates, the two ends of the connecting plates are fixedly connected with the inner ring and the outer ring respectively, and the connecting plates are provided with a plurality of connecting plates which are uniformly distributed around the inner ring.

7. The LED lamp according to claim 1 or 6, wherein: the radiator comprises a radiator body and is characterized in that a plurality of radiating fins are distributed on the outer surface of the radiator body, four fixing rods used for being fixedly connected with a driving shell are arranged on the upper end face of the radiator body, and the fixing rods are higher than the radiating fins.

8. The LED lamp of claim 1, wherein: the lampshade is specifically a PC (polycarbonate) cover.