CN209977783U

CN209977783U - Lighting lamp for subway

Info

Publication number: CN209977783U
Application number: CN201920602975.XU
Authority: CN
Inventors: 施金本
Original assignee: Jiangsu Snow Lighting Co Ltd
Current assignee: Jiangsu Snow Lighting Co Ltd
Priority date: 2019-04-28
Filing date: 2019-04-28
Publication date: 2020-01-21
Anticipated expiration: 2029-04-28

Abstract

The utility model relates to a lighting lamp for subway, belonging to the technical field of lighting equipment, both ends of a lampshade are provided with heat radiating seats; the top of the lampshade and the inner walls of the two radiating seats form an installation cavity; a heat dissipation cavity is formed among the light transmission plate, the inner walls of the two heat dissipation seats and the mounting cavity; the bottom of installation cavity is equipped with LED lamp strip along the length direction of lamp shade. The utility model discloses just set the upper portion of lamp shade into the installation cavity, form the heat dissipation chamber between installation cavity and the light-passing board, and set up the radiating seat at the both ends of lamp shade, and set up the heat conduction pole of connecting two radiating seats in the heat dissipation chamber, can be with the produced heat of LED lamp strip lamp plate from the heat dissipation of installation intracavity to the heat dissipation chamber, absorb the transmission by the heat conduction pole and give the radiating seat, can dispel the heat to LED lamp strip effectively, the service life of LED lamp strip is improved, need not frequent change LED lamp strip, and the cost is saved.

Description

Lighting lamp for subway

Technical Field

The utility model belongs to the technical field of the lighting apparatus technique and specifically relates to a light for subway is related to.

Background

In recent years, with the rapid development of national economy, the number of private automobiles is increased sharply, and road congestion is increasingly serious, so that underground traffic, namely subways, are constructed in succession in each large city to alleviate the phenomenon of road traffic congestion on the ground. The subway runs underground throughout the year, has high requirements on illumination, requires the illumination lamp to have the characteristics of electricity saving, high brightness and the like, and also ensures uninterrupted illumination. Thus, the conventional subway lamp has poor heat dissipation performance, so that the service life of an LED lamp bar of the illuminating lamp is greatly reduced due to overhigh heat, the illuminating lamp needs to be frequently replaced, and the cost is increased.

Therefore, it is necessary to design an illumination lamp for a subway to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is: in order to overcome the problem that an LED lamp strip needs to be frequently replaced due to poor heat dissipation effect of a subway lamp in the prior art, the subway lamp is provided.

The utility model provides a technical scheme that its technical problem adopted is: a lighting lamp for a subway comprises a lampshade and a light-transmitting plate arranged at the bottom of the lampshade; both ends of the lampshade are provided with heat radiating seats; the top of the lampshade and the inner walls of the two radiating seats form an installation cavity; a heat dissipation cavity is formed among the light-transmitting plate, the inner walls of the two heat dissipation seats and the mounting cavity; an LED lamp strip is arranged at the bottom of the mounting cavity along the length direction of the lampshade; a plurality of heat dissipation holes communicated with the heat dissipation cavity are formed in the inner bottom surface and two sides of the installation cavity; an LED light bar is arranged at the bottom of the mounting cavity along the length direction of the lampshade, and the LED light bar covers the heat dissipation holes in the bottom surface of the mounting cavity; and a plurality of heat conducting rods for connecting the two heat radiating seats are arranged in the heat radiating cavity.

Furthermore, in order to prevent the problem that hot air is accumulated on the top of the lampshade and the heat dissipation is difficult, two side walls of the top of the lampshade are obliquely arranged outwards; the axes of the radiating holes on the two sides of the mounting cavity are respectively arranged in parallel with the two side walls of the top of the lampshade.

Furthermore, in order to facilitate the installation of the light transmission plate, first slots are symmetrically arranged on the inner walls of two sides of the bottom of the lampshade; the light transmission plate is inserted into the first slot.

Furthermore, in order to facilitate the installation of the LED light bar, second slots are symmetrically arranged on two sides of the bottom of the installation cavity; the LED lamp strip is inserted into the second slot.

Furthermore, the inner wall of the heat dissipation seat is provided with a mounting hole of the heat conduction rod; the heat conducting rod is inserted into the mounting hole, so that the contact area between the heat conducting rod and the heat radiating seat can be increased, and the heat radiating effect is improved.

Furthermore, in order to facilitate the installation of the lampshade, an installation groove for installing the lampshade is formed in the inner wall of the heat radiating seat; the lamp shade joint is in the mounting groove.

The inner walls of the two sides of the mounting groove and the inner top surface are provided with clamping grooves; the lampshade is provided with a bulge corresponding to the clamping groove, and the bulge is clamped in the clamping groove.

Furthermore, in order to prevent dust from entering the lampshade, a sealing ring is arranged between the inner wall of the mounting groove and the outer wall of the lampshade.

The lampshade is formed by pouring aluminum.

The heat dissipation seat and the heat conduction rod are made of copper.

The utility model has the advantages that: the utility model discloses a light for subway sets the upper portion of lamp shade into the installation cavity, forms the heat dissipation chamber between installation cavity and the light-passing board, and set up the radiating seat at the both ends of lamp shade, and set up the heat conduction pole of connecting two radiating seats in the heat dissipation chamber, can dispel the heat to the heat dissipation chamber from the installation cavity the produced heat of LED lamp strip lamp plate, absorb the transmission by the heat conduction pole and give the radiating seat, can dispel the heat to the LED lamp strip effectively, improve the life of LED lamp strip, need not to change LED lamp strip frequently, save the cost; two side walls of the top of the lampshade are obliquely arranged outwards, and axes of the heat dissipation holes on two sides of the mounting cavity are respectively arranged in parallel with the two side walls of the top of the lampshade, so that a good guiding effect can be achieved, and the problem that hot air is accumulated on the top of the lampshade and heat dissipation is difficult is prevented; the inner walls of the two sides of the bottom of the lampshade are symmetrically provided with first slots, so that the light-transmitting plate is convenient to mount; second slots are symmetrically arranged on two sides of the bottom surface of the mounting cavity, so that the LED light bar can be conveniently mounted; the inner wall of the heat dissipation seat is provided with the mounting hole of the heat conduction rod, and the heat conduction rod is inserted into the mounting hole, so that the contact area between the heat dissipation seat and the heat conduction rod can be increased, and the heat dissipation effect is improved; the inner wall of the heat radiating seat is provided with a mounting groove for mounting the lampshade, and the lampshade is clamped in the mounting groove so as to be convenient for mounting the lampshade; clamping grooves are formed in the inner walls of the two sides and the inner top surface of the mounting groove, protrusions corresponding to the clamping grooves are formed in the lampshade, and the lampshade and the radiating seat are connected more stably; a sealing ring is arranged between the inner wall of the mounting groove and the outer wall of the lampshade, so that dust can be prevented from entering the lampshade; the heat dissipation seat and the heat conducting rod are made of copper, so that the heat dissipation effect is greatly improved.

Drawings

The present invention will be further explained with reference to the drawings and examples.

FIG. 1 is a three-dimensional schematic of the present invention;

FIG. 2 is a three-dimensional schematic view of the present invention when the heat sink is not installed;

FIG. 3 is a front view of the lamp housing of the present invention;

fig. 4 is a three-dimensional schematic view of a heat sink in the present invention.

In the figure: 1. the LED lamp comprises a lampshade, 1-1 parts of first slots, 1-2 parts of protrusions, 2 parts of light transmitting plates, 3 parts of heat radiating seats, 3-1 parts of mounting holes, 3-2 parts of mounting grooves, 3-2-1 parts of clamping grooves, 4 parts of mounting cavities, 4-1 parts of second slots, 5 parts of heat radiating cavities, 6 parts of heat radiating holes, 7 parts of LED lamp strips and 8 parts of heat conducting rods.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.

The lighting lamp for the subway as shown in fig. 1 comprises a lampshade 1 and a light-transmitting plate 2 arranged at the bottom of the lampshade 1.

Both ends of the lampshade 1 are provided with heat radiating seats 3. The top of the lampshade 1 and the inner walls of the two radiating seats 3 form a mounting cavity 4. A heat dissipation cavity 5 is formed among the light-transmitting plate 2, the inner walls of the two heat dissipation bases 3 and the mounting cavity 4, as shown in fig. 2. The bottom of installation cavity 4 is equipped with LED lamp strip along the length direction of lamp shade 1. A plurality of heat dissipation holes 6 communicated with the heat dissipation cavity 5 are formed in the inner bottom surface and two sides of the installation cavity 4. The bottom of installation cavity 4 is equipped with LED lamp strip 7 along the length direction of lamp shade 1 to LED lamp strip 7 covers louvre 6 on the 4 bottom surfaces of installation cavity. A plurality of heat conducting rods 8 for connecting the two heat radiating seats 3 are arranged in the heat radiating cavity 5.

The two side walls at the top of the lampshade 1 are outwards obliquely arranged. The axes of the heat dissipation holes 6 on the two sides of the installation cavity 4 are respectively arranged in parallel with the two side walls of the top of the lampshade 1.

The inner walls of the two sides of the bottom of the lampshade 1 are symmetrically provided with first slots 1-1, as shown in figure 3. The light transmission plate 2 is inserted into the first slot 1-1.

The two sides of the bottom of the installation cavity 4 are symmetrically provided with second slots 4-1. The LED light bar 7 is inserted into the second slot 4-1.

The inner wall of the heat radiation seat 3 is provided with a mounting hole 3-1 of the heat conducting rod 8. The heat conducting rod 8 is inserted in the mounting hole 3-1. The contact area between the heat-conducting rod 8 and the heat-radiating seat 3 can be increased, thereby improving the heat-radiating effect.

The inner wall of the heat radiating seat 3 is provided with a mounting groove 3-2 for mounting the lampshade 1, as shown in fig. 4. The inner walls of the two sides of the mounting groove 3-2 and the inner top surface are respectively provided with a clamping groove 3-2-1. The lampshade 1 is provided with a bulge 1-2 corresponding to the clamping groove 3-2-1, and the bulge 1-2 is clamped in the clamping groove 3-2-1.

A sealing ring is arranged between the inner wall of the mounting groove 3-2 and the outer wall of the lampshade 1.

The lampshade 1 is made of aluminum and is formed by aluminum casting. Not only the processing is convenient, but also the manufacturing cost is low.

The heat dissipation seat 3 and the heat conduction rod 8 are made of copper.

The light is used to the subway of this embodiment, the heat that LED lamp strip produced enters into installation 4 from the louvre 6 of 4 bottoms in installation cavity, by the louvre 6 entering heat dissipation cavity 5 of 4 both sides in the installation cavity, on 8 heat transfer to the radiating seat of heat conduction pole, dispel the heat, guarantee the life of LED lamp strip.

In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. The utility model provides an illumination lamp for subway which characterized in that: comprises a lampshade (1) and a light-transmitting plate (2) arranged at the bottom of the lampshade (1); both ends of the lampshade (1) are provided with heat radiating seats (3); the top of the lampshade (1) and the inner walls of the two radiating seats (3) form a mounting cavity (4); a heat dissipation cavity (5) is formed among the light-transmitting plate (2), the inner walls of the two heat dissipation seats (3) and the mounting cavity (4); a plurality of heat dissipation holes (6) communicated with the heat dissipation cavity (5) are formed in the inner bottom surface and two sides of the mounting cavity (4); an LED light bar (7) is arranged at the bottom of the mounting cavity (4) along the length direction of the lampshade (1), and the LED light bar (7) covers the heat dissipation holes (6) in the bottom surface of the mounting cavity (4); and a plurality of heat conducting rods (8) for connecting the two heat radiating seats (3) are arranged in the heat radiating cavity (5).

2. An illumination lamp for a subway as claimed in claim 1, wherein: two side walls of the top of the lampshade (1) are obliquely arranged outwards; the axes of the heat dissipation holes (6) on the two sides of the mounting cavity (4) are respectively arranged in parallel with the two side walls of the top of the lampshade (1).

3. An illumination lamp for a subway as claimed in claim 1, wherein: the inner walls of two sides of the bottom of the lampshade (1) are symmetrically provided with first slots (1-1); the light transmission plate (2) is inserted into the first slot (1-1).

4. An illumination lamp for a subway as claimed in claim 1, wherein: second slots (4-1) are symmetrically arranged on two sides of the bottom of the mounting cavity (4); the LED lamp strip (7) is inserted into the second slot (4-1).

5. An illumination lamp for a subway as claimed in claim 1, wherein: the inner wall of the heat dissipation seat (3) is provided with a mounting hole (3-1) of a heat conducting rod (8); the heat conducting rod (8) is inserted into the mounting hole (3-1).

6. An illumination lamp for a subway as claimed in claim 1, wherein: the inner wall of the heat dissipation seat (3) is provided with a mounting groove (3-2) for mounting the lampshade (1); the lampshade (1) is clamped in the mounting groove (3-2).

7. An illumination lamp for a subway as claimed in claim 6, wherein: the inner walls of the two sides of the mounting groove (3-2) and the inner top surface are provided with clamping grooves (3-2-1); the lampshade (1) is provided with a bulge (1-2) corresponding to the clamping groove (3-2-1), and the bulge (1-2) is clamped in the clamping groove (3-2-1).

8. An illumination lamp for a subway as claimed in claim 6, wherein: and a sealing ring is arranged between the inner wall of the mounting groove (3-2) and the outer wall of the lampshade (1).

9. An illumination lamp for a subway as claimed in claim 1, wherein: the lampshade (1) is made of aluminum.

10. An illumination lamp for a subway as claimed in claim 1, wherein: the heat dissipation seat (3) and the heat conducting rod (8) are made of copper.