CN213146294U

CN213146294U - LED down lamp with IP66 protection level

Info

Publication number: CN213146294U
Application number: CN202021661228.2U
Authority: CN
Inventors: 张立文
Original assignee: Nanjing Gaoxin Jingwei Electric Co ltd
Current assignee: Nanjing Gaoxin Jingwei Electric Co ltd
Priority date: 2020-08-12
Filing date: 2020-08-12
Publication date: 2021-05-07
Anticipated expiration: 2030-08-12

Abstract

An LED down lamp with IP66 protection grade is characterized in that a light outlet flange is formed on the inner side of the lower end of a lamp body, a lower sealing groove is formed on the upper part of the light outlet flange, and a lower sealing ring is clamped into the lower sealing groove; the toughened glass is positioned in the lamp body, and the edge of the toughened glass is pressed above the lower sealing ring; the diffusion plate is positioned in the lamp body and is attached above the toughened glass; the lamp cup covers the diffusion plate, a notch is formed in the edge of the lamp cup, the elastic pressing plate is arranged at the notch, and the diffusion plate and the toughened glass are tightly pressed above the lower sealing ring by the elastic pressing plate; the lamp bracket is clamped at the upper end of the lamp cup, the lamp panel is connected to the lower end of the lamp bracket, and the lamp panel covers the top of the lamp cup; the upper seal ring is formed with an upper seal groove, the upper seal ring is clamped into the upper seal groove, the upper cover plate is connected to the top of the lamp body, and the lower end face of the upper cover plate is attached to the upper seal ring. The technical scheme has high protection grade, effectively prolongs the service life of the lamp, ensures the use lighting effect of the down lamp and has reliable safety performance.

Description

LED down lamp with IP66 protection level

Technical Field

The utility model relates to a LED down lamp especially relates to a LED down lamp with IP66 protection level.

Background

The LED down lamp belongs to directional lighting lamps, has strong practicability and convenient installation, can be used as auxiliary lighting, and can also be used as main lighting because the power can be very high. At present, the LED down lamp is mainly applied to occasions such as office lighting, family lighting, large market lighting and factory lighting, the development space is very wide, and the LED down lamp is frequently applied to the field of lighting.

The LED down lamp is higher because of the service condition. On general installation ceiling, the position is higher, and the installation maintenance condition is harsher, and current LED down lamp receives external environment factor to influence easily, and inside dust, mosquito and even pipeline air conditioner comdenstion water can get into LED down lamp. The down lamp that has got into dust, mosquito seriously influences its luminous effect, because general high altitude construction, hardly does and unpack apart the washing, again because the comdenstion water gets into the lamp body, can influence drive power supply and LED chip, ponding is too much can cause the lamps and lanterns short circuit, causes the circuit short circuit to catch fire, causes major accident.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a LED down lamp with IP66 protection level, protection level is high, avoids external environment factor to influence the quality of illumination, reduces the potential safety hazard.

The utility model provides an above-mentioned technical problem's technical scheme as follows: an LED down lamp with IP66 protection grade comprises a lamp body, a lower sealing ring, toughened glass, a diffusion plate, a lamp cup, an elastic pressing plate, a lamp bracket, a lamp panel, an upper sealing ring and an upper cover plate; a light outlet flange is formed on the inner side of the lower end of the lamp body, a lower sealing groove is formed on the upper part of the light outlet flange, and the lower sealing ring is clamped into the lower sealing groove; the toughened glass is positioned in the lamp body, and the edge of the toughened glass is pressed above the lower sealing ring; the diffusion plate is positioned in the lamp body and is attached above the toughened glass; the lamp cup covers the diffusion plate, a notch is formed in the edge of the lamp cup, the elastic pressing plate is arranged at the notch, and the diffusion plate and the toughened glass are tightly pressed above the lower sealing ring by the elastic pressing plate; the lamp bracket is clamped at the upper end of the lamp cup, the lamp panel is connected to the lower end of the lamp bracket, and the lamp panel covers the top of the lamp cup; the upper sealing ring is located in the upper cover plate, an upper sealing groove is formed in the upper sealing ring, the upper sealing ring is clamped into the upper sealing groove, the upper cover plate is connected to the top of the lamp body, and the lower end face of the upper cover plate is attached to the upper sealing ring.

As the preferable scheme of the LED down lamp with the IP66 protection grade, the section of the elastic pressing plate is S-shaped, one end of the elastic pressing plate is positioned in the notch, and the other end of the elastic pressing plate is combined with the tail end of the lamp bracket and then fixed on the light outlet flange by using screws.

As a preferable scheme of the LED down lamp with the IP66 protection grade, a driving power supply is arranged inside the lamp body and fixed at the upper end of the lamp bracket.

As the preferable scheme of the LED down lamp with the IP66 protection grade, the upper cover plate is connected with a waterproof joint, a cable inlet wire of the LED down lamp enters the lamp body through the waterproof joint, the cable entering the lamp body is connected with the inlet wire of the driving power supply, and the outlet end of the driving power supply is connected with the lamp panel through an internal lead.

As a preferable scheme of the LED down lamp with the IP66 protection grade, the top end of the upper cover plate is connected with a mounting bracket, and a mounting hole is formed at the top of the mounting bracket.

As a preferred scheme of the LED down lamp with the IP66 protection grade, the lamp bracket is U-shaped, the lamp cup is round table-shaped, and two sides of the lamp bracket are embraced outside the lamp cup.

The inner side of the lower end of the lamp body of the utility model is provided with a light outlet flange, the upper part of the light outlet flange is provided with a lower sealing groove, and the lower sealing ring is clamped into the lower sealing groove; the toughened glass is positioned in the lamp body, and the edge of the toughened glass is pressed above the lower sealing ring; the diffusion plate is positioned in the lamp body and is attached above the toughened glass; the lamp cup covers the diffusion plate, a notch is formed in the edge of the lamp cup, the elastic pressing plate is arranged at the notch, and the diffusion plate and the toughened glass are tightly pressed above the lower sealing ring by the elastic pressing plate; the lamp bracket is clamped at the upper end of the lamp cup, the lamp panel is connected to the lower end of the lamp bracket, and the lamp panel covers the top of the lamp cup; the upper seal ring is located the inside of upper cover plate, and the upper seal ring is formed with the upper seal groove, and the upper seal circle card is gone into the upper seal groove, and the upper cover plate is connected at the top of lamp body, and the lower terminal surface and the upper seal circle laminating of upper cover plate. This technical scheme protection level is high, not only can stop dust, mosquito and get into, does not have the water entering in addition above the LED down lamp, effectively protects the inside electrical components of lamp body, effectively prolongs lamps and lanterns life, guarantees the use light efficiency of LED down lamp, and the security performance is reliable, so can more and more extensively in its application.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

The structures, ratios, sizes, and the like shown in the present specification are only used for matching with the contents disclosed in the specification, so that those skilled in the art can understand and read the present invention, and do not limit the conditions for implementing the present invention, so that the present invention has no technical significance, and any structural modifications, changes in the ratio relationship, or adjustments of the sizes, without affecting the functions and purposes of the present invention, should still fall within the scope of the present invention.

Fig. 1 is an exploded schematic view of an LED tube lamp with IP66 protection level provided in an embodiment of the present invention;

fig. 2 is a cross-sectional view of an LED tube light with IP66 protection rating provided in an embodiment of the present invention;

fig. 3 is a partial enlarged view of an LED tube lamp with IP66 protection level provided in an embodiment of the present invention.

In the figure, 1, a lamp body; 2. a lower seal ring; 3. tempering the glass; 4. a diffusion plate; 5. a lamp cup; 6. an elastic pressure plate; 7. A lamp bracket; 8. a lamp panel; 9. an upper seal ring; 10. an upper sealing ring; 11. an upper cover plate; 12. a light outlet flange; 13. a notch; 14. a drive power supply; 15. a waterproof joint; 16. and (7) mounting a bracket.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.

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 invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

Referring to fig. 1, 2 and 3, an LED tube lamp with IP66 protection level is provided, which includes a lamp body 1, a lower sealing ring 2, a tempered glass 3, a diffusion plate 4, a lamp cup 5, an elastic pressing plate 6, a lamp bracket 7, a lamp panel 8, an upper sealing ring 9, an upper sealing ring 10 and an upper cover plate 11; a light outlet flange 12 is formed on the inner side of the lower end of the lamp body 1, a lower sealing groove is formed on the upper part of the light outlet flange 12, and the lower sealing ring 2 is clamped into the lower sealing groove; the toughened glass 3 is positioned in the lamp body 1, and the edge of the toughened glass 3 is pressed above the lower sealing ring 2; the diffusion plate 4 is positioned inside the lamp body 1, and the diffusion plate 4 is attached above the toughened glass 3; the lamp cup 5 covers the diffusion plate 4, a notch 13 is formed in the edge of the lamp cup 5, the elastic pressing plate 6 is arranged at the notch 13, and the diffusion plate 4 and the toughened glass 3 are pressed above the lower sealing ring 2 by the elastic pressing plate 6; the lamp bracket 7 is clamped at the upper end of the lamp cup 5, the lamp panel 8 is connected to the lower end of the lamp bracket 7, and the lamp panel 8 covers the top of the lamp cup 5; the upper sealing ring 9 is located inside the upper cover plate 11, the upper sealing ring 9 is formed with an upper sealing groove, the upper sealing ring 10 is clamped into the upper sealing groove, the upper cover plate 11 is connected to the top of the lamp body 1, and the lower end face of the upper cover plate 11 is attached to the upper sealing ring 10.

In one embodiment of the LED tube lamp with IP66 protection rating, the cross section of the elastic pressing plate 6 is S-shaped, one end of the elastic pressing plate 6 is located in the notch 13, and the other end of the elastic pressing plate 6 is combined with the end of the lamp holder 7 and then fixed to the light-emitting flange 12 by screws. The lamp bracket 7 is U-shaped, the lamp cup 5 is round table-shaped, and two sides of the lamp bracket 7 are embraced outside the lamp cup 5. The diffusion plate 4 and the toughened glass 3 are tightly pressed above the lower sealing ring 2 through the elastic pressing plate 6, and the sealing effect at the interface of the lamp body 1 and the toughened glass 3 is ensured. The lamp support 7 plays a role in supporting the lamp panel 8 in the lamp body 1, and the lamp support 7, the lamp body 1 and the elastic pressing plate 6 are fixed through screws, so that the sealing effect is ensured.

In one embodiment of the LED tube lamp with IP66 protection rating, the interior of the lamp body 1 is provided with a driving power supply 14, and the driving power supply 14 is fixed on the upper end of the lamp bracket 7. The upper cover plate 11 is connected with a waterproof joint 15, a cable incoming line of the LED down lamp enters the lamp body 1 through the waterproof joint 15, the cable entering the lamp body 1 is connected with an incoming line of the driving power supply 14, and an outgoing line end of the driving power supply 14 is connected with the lamp panel 8 through an internal lead.

In one embodiment of the LED tube lamp with IP66 protection rating, a mounting bracket 16 is connected to the top end of the upper cover plate 11, and a mounting hole is formed at the top of the mounting bracket 16. The edge of the mounting bracket 16 externally fixes the LED down lamp.

Specifically, the utility model discloses a lamp body 1 is whole die casting, and 1 light-emitting opening flange 12 medial surface of lamp body is provided with down the seal groove, is equipped with bottom seal circle 2 between toughened glass 3 and lower seal groove, compresses tightly diffuser plate 4 and toughened glass 3 and bottom seal circle 2 of PC material through M5x6 cross pan head screw and elastic pressure plate 6, plays the sealed effect of lamp body 1 light emitting area. The inner cavity of the lamp body 1 is provided with a lamp support 7, the lamp support 7 is fixed on the surface of the light outlet flange 12 of the lamp body 1 by using M3X4 cross pan head screws, the lower plane of the lamp support 7 is provided with M3 threaded holes, and the lamp pan 8 is fixed at a proper height by using M3X4 cross pan head screws, so that the down lamp has the best lighting effect and is not easy to generate glare. An M5 threaded hole is simultaneously formed in the upper plane of the lamp bracket 7, and a driving power supply 14(5) is fixed by an M5x6 hexagon socket head flat round head screw to provide constant current for the lamp panel 8 and ensure that the lamp panel 8 normally emits light. The upper sealing ring 9 is an aluminum alloy workpiece, an upper sealing groove and six equal parts of uniformly distributed M5 internal thread blind holes are formed in the upper surface of the upper sealing ring, and the upper sealing ring 9 is connected with the lamp body 1 in a welding mode. Because M5 internal thread distributes in last seal groove periphery, just can stop the possibility of intaking by the mounting screw through last sealing washer 10. The upper cover plate 11 is a sheet metal stamping part, the mounting bracket 16 is integrally welded with the upper cover plate 11, the upper cover plate 11 is connected to the upper sealing ring 9 through six M5x6 hexagon socket head flat round head screws, and the upper sealing ring 10 is arranged between the upper cover plate 11 and the upper sealing ring 9, so that the upper surface of the LED down lamp has mechanical structure sealing performance. In addition, the upper cover plate 11 is provided with an IP68 waterproof joint 15, the lamp cable inlet wire enters the lamp body 1 through the waterproof joint 15, the cable entering the lamp body 1 is connected with the inlet wire of the driving power supply 14, and the outlet end of the driving power supply 14 is connected with the lamp panel 8 through an internal lead. This technical scheme protection level is high, not only can stop dust, mosquito and get into, does not have the water entering in addition in LED down lamp top, effectively protects the inside electrical components and parts of lamp body 1, effectively prolongs lamps and lanterns life, guarantees the use light efficiency of LED down lamp, and the security performance is reliable, so can more and more extensively in its application.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. An LED down lamp with IP66 protection grade is characterized by comprising a lamp body (1), a lower sealing ring (2), toughened glass (3), a diffusion plate (4), a lamp cup (5), an elastic pressing plate (6), a lamp bracket (7), a lamp panel (8), an upper sealing ring (9), an upper sealing ring (10) and an upper cover plate (11); a light outlet flange (12) is formed on the inner side of the lower end of the lamp body (1), a lower sealing groove is formed on the upper part of the light outlet flange (12), and the lower sealing ring (2) is clamped into the lower sealing groove; the toughened glass (3) is positioned in the lamp body (1), and the edge of the toughened glass (3) is pressed above the lower sealing ring (2); the diffusion plate (4) is positioned inside the lamp body (1), and the diffusion plate (4) is attached to the upper part of the toughened glass (3); the lamp cup (5) covers the diffusion plate (4), a notch (13) is formed in the edge of the lamp cup (5), the elastic pressing plate (6) is arranged at the notch (13), and the diffusion plate (4) and the toughened glass (3) are pressed above the lower sealing ring (2) by the elastic pressing plate (6); the lamp bracket (7) is clamped at the upper end of the lamp cup (5), the lamp panel (8) is connected to the lower end of the lamp bracket (7), and the lamp panel (8) covers the top of the lamp cup (5); the lamp body is characterized in that the upper sealing ring (9) is located inside the upper cover plate (11), an upper sealing groove is formed in the upper sealing ring (9), the upper sealing ring (10) is clamped into the upper sealing groove, the upper cover plate (11) is connected to the top of the lamp body (1), and the lower end face of the upper cover plate (11) is attached to the upper sealing ring (10).

2. The LED down lamp with the IP66 protection grade according to claim 1, wherein the section of the elastic pressing plate (6) is S-shaped, one end of the elastic pressing plate (6) is located in the notch (13), and the other end of the elastic pressing plate (6) is fixed to the light outlet flange (12) through screws after being combined with the tail end of the lamp bracket (7).

3. An LED down lamp with IP66 protection grade according to claim 1, wherein the lamp body (1) is internally provided with a driving power supply (14), and the driving power supply (14) is fixed at the upper end of the lamp bracket (7).

4. The LED down lamp with the IP66 protection grade according to claim 3, wherein the upper cover plate (11) is connected with a waterproof connector (15), a cable incoming line of the LED down lamp enters the lamp body (1) through the waterproof connector (15), the cable entering the lamp body (1) is connected with an incoming line of the driving power supply (14), and an outgoing line end of the driving power supply (14) is connected with the lamp panel (8) through an internal lead.

5. An LED down lamp with IP66 protection grade according to claim 1, wherein the top end of the upper cover plate (11) is connected with a mounting bracket (16), and the top of the mounting bracket (16) is formed with a mounting hole.

6. The LED down lamp with the IP66 protection grade according to claim 1, wherein the lamp holder (7) is U-shaped, the lamp cup (5) is truncated cone-shaped, and two sides of the lamp holder (7) are embraced outside the lamp cup (5).