CN218442056U

CN218442056U - Rail transit LED light source and laser light source sharing lamp assembly

Info

Publication number: CN218442056U
Application number: CN202222479043.5U
Authority: CN
Inventors: 林敏�; 何红心; 陈俊
Original assignee: Changzhou Saier Traffic Equipment Co ltd
Current assignee: Changzhou Saier Traffic Equipment Co ltd
Priority date: 2022-09-19
Filing date: 2022-09-19
Publication date: 2023-02-03
Anticipated expiration: 2032-09-19

Abstract

The utility model relates to the technical field of lighting equipment, in particular to a rail transit LED light source and laser light source shared lamp assembly, which comprises a lamp shade, an upper heat dissipation assembly and a lower heat dissipation assembly, wherein the upper heat dissipation assembly is arranged on the top surface of the lamp shade, and the lower heat dissipation assembly is arranged on the bottom surface of the lamp shade; the upper radiating component comprises an upper radiating fin which is arranged on the top surface of the lampshade; the lower radiating assembly comprises a radiating pipe, a lower radiating fin and a radiating fan, and the radiating assemblies are arranged at the upper end and the lower end of the lampshade, so that the radiating area is increased, and the radiating efficiency is improved; the lower radiating component can increase air flow in the lampshade, so that the radiating effect of the lower radiating component is enhanced, the phenomenon of light attenuation of the LED lamp due to overheating is avoided, and the service life of the LED lamp is prolonged.

Description

Rail transit LED light source and laser light source sharing lamp assembly

Technical Field

The utility model belongs to the technical field of the lighting apparatus technique and specifically relates to a rail transit LED light source and laser light source sharing illuminator subassembly is related to.

Background

In rail transit vehicles used in subways, high-speed rails, and inter-city railways, LED lamps are widely used due to their energy-saving and high-brightness characteristics. However, the illuminating lamp used for the rail transit vehicle needs to be illuminated at a longer distance, the power of the illuminating lamp is high, so that more heat is generated, the heat dissipation efficiency of the existing illuminating lamp assembly is low, heat is easy to accumulate, internal elements are damaged, and the service life of the illuminating lamp is short.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is: in order to overcome the problems that the illuminating lamp used by the rail transit vehicle in the prior art needs illumination at a longer distance, the power of the illuminating lamp is high, the generated heat is high, the radiating efficiency of the existing illuminating lamp assembly is low, the heat is easy to accumulate, the internal elements are damaged, and the service life of the illuminating lamp assembly is short, the rail transit LED light source and the laser light source share the illuminating lamp assembly.

The utility model provides a technical scheme that its technical problem adopted is: a rail transit LED light source and laser light source shared lamp assembly comprises a lampshade, an upper heat dissipation assembly and a lower heat dissipation assembly, wherein the upper heat dissipation assembly is installed on the top surface of the lampshade, and the lower heat dissipation assembly is installed on the bottom surface of the lampshade;

the upper radiating component comprises an upper radiating fin which is arranged on the top surface of the lampshade;

the lower radiating assembly comprises a radiating pipe, a lower radiating fin and a radiating fan, the lower radiating fin is detachably connected with the bottom surface of the lampshade, a mounting gap is formed between the lower radiating fin and the lampshade, the radiating pipe is arranged in the mounting gap and fixedly connected with the lower radiating fin, the radiating pipe is provided with a vent hole, the head end of the vent hole is communicated with the inner cavity of the lampshade, a lower radiating gap is formed between fins of the lower radiating fin, the tail end of the vent hole is communicated with the lower radiating gap, the radiating fan is arranged on the bottom surface of the lower radiating fin, and the radiating assemblies are arranged at the upper end and the lower end of the lampshade, so that the radiating area is increased, and the radiating efficiency is improved; lower radiator unit can be for increasing the air flow in the lamp shade to strengthen its radiating effect, avoid the LED lamp because overheated the light decay phenomenon that appears, prolong the life of LED lamp.

In order to solve the problem that the radiating effect of the radiating pipe is insufficient, the radiating pipe further comprises a plurality of first fins which are arranged on the radiating pipe at intervals.

Further comprises an upper radiating fin and a lampshade which are connected through bolts.

Further include through bolted connection between lower fin and the lamp shade, and through bolted connection between cooling fan and the lower fin.

Further include the lamp shade bottom surface and seted up the through-hole with lamp shade inner chamber intercommunication, the ventilation hole head end of cooling tube is located the through-hole.

The beneficial effects of the utility model are that: the utility model provides a rail transit LED light source and laser light source sharing illuminator subassembly, through all install the heat dissipation subassembly at lamp shade upper end and lower extreme, increased heat radiating area to improve heat dissipation efficiency;

lower radiator unit can be for increasing the air flow in the lamp shade to strengthen its radiating effect, avoid the LED lamp because overheated the light decay phenomenon that appears, prolong the life of LED lamp.

Drawings

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

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a schematic sectional structure diagram of the present invention.

In the figure: 1. the lamp comprises a lampshade, 11, a through hole, 2, an upper heat dissipation component, 21, an upper heat dissipation fin, 3, a lower heat dissipation component, 31, a heat dissipation pipe, 311, a ventilation hole, 32, a lower heat dissipation fin, 321, a lower heat dissipation gap, 33, a heat dissipation fan, 34, an installation gap, 35 and a first fin.

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.

As shown in fig. 1, the utility model is a schematic structural diagram of the present invention, a rail transit LED light source and laser light source shared lamp assembly, which comprises a lamp shade 1, an upper heat dissipation assembly 2 and a lower heat dissipation assembly 3, wherein the upper heat dissipation assembly 2 is installed on the top surface of the lamp shade 1, and the lower heat dissipation assembly 3 is installed on the bottom surface of the lamp shade 1;

the upper radiating component 2 comprises an upper radiating fin 21, the upper radiating fin 21 is arranged on the top surface of the lampshade 1, the radiating fin is a device for radiating heat of an easily-generated electronic element in an electric appliance, and is mostly made of aluminum alloy, brass or bronze into a plate shape, a sheet shape, a plurality of sheet shapes and the like;

as shown in fig. 1 and 2, the lower heat dissipating module 3 includes a heat dissipating pipe 31, a lower heat dissipating fin 32 and a heat dissipating fan 33, the lower heat dissipating fin 32 is detachably connected to the bottom surface of the lamp housing 1, a mounting gap 34 is formed between the lower heat dissipating fin 32 and the lamp housing 1, the heat dissipating pipe 31 is disposed in the mounting gap 34, the heat dissipating pipe 31 is fixedly connected to the lower heat dissipating fin 32, the heat dissipating pipe 31 has a vent hole 311 for allowing air to flow, the heat dissipating pipe 31 is in a pipe shape made of copper, the head end of the vent hole 311 is communicated with the inner cavity of the lamp housing 1, a lower heat dissipating gap 321 is formed between the fins of the lower heat dissipating fin 32, the tail end of the vent hole 311 is communicated with the lower heat dissipating gap 321, the heat dissipating fan 33 is mounted to the bottom surface of the lower heat dissipating fin 32, and the heat dissipating modules are mounted to the upper end and the lower end of the lamp housing 1, so that the heat dissipating area is increased, and the heat dissipating efficiency is improved;

as shown in fig. 2, the lower heat dissipation assembly 3 can increase air flow in the lampshade 1, so that the heat dissipation effect is enhanced, the phenomenon of light attenuation of the LED lamp due to overheating is avoided, and the service life of the LED lamp is prolonged.

As shown in fig. 1 and 2, a plurality of first fins 35 are arranged on the heat dissipation pipe 31 at intervals, and the first fins 35 are annular, so as to increase the heat dissipation effect of the heat dissipation pipe 31.

As shown in fig. 1 and 2, the upper heat sink 21 is connected to the lamp housing 1 by bolts, the lower heat sink 32 is connected to the lamp housing 1 by bolts, the heat dissipating fan 33 is connected to the lower heat sink 32 by bolts, and the threaded connector is fixed and convenient to connect and detach.

As shown in fig. 2, the bottom surface of the lampshade 1 is provided with a through hole 11 communicated with the inner cavity of the lampshade 1, and the head end of the vent hole 311 of the radiating pipe 31 is located in the through hole 11, so as to facilitate the air circulation in the inner cavity of the lampshade 1.

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 description, and must be determined according to the scope of the claims.

Claims

1. A rail transit LED light source and laser light source shared lamp assembly is characterized by comprising a lampshade (1), an upper heat dissipation assembly (2) and a lower heat dissipation assembly (3), wherein the upper heat dissipation assembly (2) is installed on the top surface of the lampshade (1), and the lower heat dissipation assembly (3) is installed on the bottom surface of the lampshade (1);

the upper radiating component (2) comprises an upper radiating fin (21), and the upper radiating fin (21) is arranged on the top surface of the lampshade (1);

radiating component (3) are including cooling tube (31), lower fin (32) and heat dissipation fan (33), fin (32) and lamp shade (1) bottom surface can be dismantled and connect down, just there is erection space (34) between fin (32) and lamp shade (1) down, cooling tube (31) are arranged in erection space (34), just cooling tube (31) and lower fin (32) fixed connection, cooling tube (31) have ventilation hole (311), the head end of ventilation hole (311) and the inner chamber intercommunication of lamp shade (1), there is heat dissipation space (321) down between the fin of fin (32) down, the tail end and lower heat dissipation space (321) intercommunication of ventilation hole (311), heat dissipation fan (33) are installed under fin (32) bottom surface.

2. The rail transit LED light source and laser light source shared lamp assembly of claim 1, wherein: a plurality of first fins (35) are arranged on the radiating pipe (31) at intervals.

3. The rail transit LED light source and laser light source shared lamp assembly of claim 1, wherein: the upper radiating fin (21) is connected with the lampshade (1) through bolts.

4. The rail transit LED light source and laser light source shared lamp assembly of claim 1, wherein: the lower radiating fins (32) are connected with the lampshade (1) through bolts, and the radiating fan (33) is connected with the lower radiating fins (32) through bolts.

5. The rail transit LED light source and laser light source shared lamp assembly of claim 1, wherein: through-hole (11) with lamp shade (1) inner chamber intercommunication are seted up to lamp shade (1) bottom surface, ventilation hole (311) head end of cooling tube (31) is located through-hole (11).