CN217482649U

CN217482649U - Heat radiation structure for automobile lamp

Info

Publication number: CN217482649U
Application number: CN202221269915.9U
Authority: CN
Inventors: 秦实强
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-05-25
Filing date: 2022-05-25
Publication date: 2022-09-23
Anticipated expiration: 2032-05-25

Abstract

The utility model discloses a heat radiation structure for car lamps and lanterns, including car lamps and lanterns body, car lamps and lanterns body includes lamp source module body, radiating fin, protection casing, protective panel, spacing retaining ring and heat abstractor, heat abstractor includes ventilative panel, new trend grid, mount pad, bracing piece, connecting seat, radiator vane and connection bearing. The utility model relates to a heat radiation structure for car lamps and lanterns is connected with spacing retaining ring because ventilative panel passes through set screw, thereby be convenient for carry out quick dismouting with heat abstractor and car lamps and lanterns, and then the staff of being convenient for overhauls heat abstractor or car lamps and lanterns, in addition, the air current that drives in the convenient to utilize car operation process changes, make external air rotate radiator fin through the air inlet grid, the air current that radiator fin drove changes and cools down through ventilative panel, thereby be convenient for dispel the heat to lamp source module body.

Description

Heat radiation structure for automobile lamp

Technical Field

The utility model relates to a relevant technical field of car lamps and lanterns specifically is a heat radiation structure for car lamps and lanterns.

Background

With the development of economy and the progress of times, automobiles gradually become a transportation tool for most people, but when driving automobiles at night, automobile lamps become an indispensable tool which can provide illumination for drivers so as to avoid traffic hazards and ensure driving safety, and considering that the size of an LED chip is small (millimeter magnitude), if the heat is accumulated inside the LED, the heat density of the LED chip is very high, the photon release of the LED chip is from the energy level jump of a PN interface, the energy level jump is inversely related to the temperature, and the output of a light source is weaker when the temperature is higher.

At present, current publication No. CN210860970U discloses an automobile lamp heat dissipation device, which comprises a connecting rod, the rear end of the connecting rod is provided with a threaded column, the outer surface of the connecting rod is provided with a connecting frame, the outer surfaces of the two sides of the connecting frame are provided with supporting structures, the rear end of the threaded column is movably sleeved with a heat dissipation structure, the rear end of the connecting frame is provided with a limit hook, and the limit hook is clamped on the outer surface of the heat dissipation structure.

However, due to the design characteristics of the heat dissipation structure of the current automobile lamp, in the actual use process, direct heat dissipation is not convenient for the lamp source module body, the effect of heat dissipation of the automobile lamp is reduced, and the heat dissipation structure has the characteristic of inconvenient operation.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a heat radiation structure for automobile lamp, aim at improving present automobile lamp heat radiation structure because the design characteristics of its itself, in the use of reality, be not convenient for carry out direct heat dissipation to lamp source module body, reduced the problem of carrying out radiating effect to automobile lamp.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a heat dissipation structure for an automobile lamp comprises an automobile lamp body, wherein the automobile lamp body comprises a lamp source module body, heat dissipation fins arranged on the periphery of the lower end face of the lamp source module body, a protective cover arranged on the periphery of the lamp source module body, a protective panel made of transparent materials and arranged on the upper end face of the protective cover, a limiting check ring arranged on the lower end face of an inner cavity of the protective cover and a heat dissipation device connected with the limiting check ring, the heat dissipation device comprises a ventilation panel connected with the limiting check ring, an air inlet grid arranged on the lower end face of the ventilation panel, a mounting seat arranged on the lower end face of the inner cavity of the air inlet grid, a supporting rod fixedly connected with the mounting seat, and a support rod arranged on the support rod, wherein the support rod is far away from a connecting seat at one end connected with the mounting seat, is uniformly arranged on heat dissipation blades on the periphery of the connecting seat, and is arranged on a connecting bearing at the position where the connecting seat is connected with the supporting rod.

As an aspect of the utility model is preferred, the periphery of spacing retaining ring with the inner wall fixed connection of protection casing, the up end of spacing retaining ring with the lower terminal surface of lamp source module body offsets and sets up.

As a preferred aspect of the utility model, ventilative panel with spacing retaining ring junction is even is provided with set screw, set screw run through ventilative panel with spacing retaining ring is connected.

As an aspect of the present invention, the ventilation panel is provided with a limit groove adapted to the nut of the fixing screw, and the limit retainer ring is provided with a threaded hole adapted to the fixing screw.

As a preferred aspect of the utility model, the air inlet grid pass through the joint structure with ventilative panel is connected, and ventilative panel is provided with the filter screen for one side of spacing retaining ring.

As a preferred aspect of the utility model, the lower terminal surface of mount pad with the inner chamber bottom surface fixed connection of air inlet grid, the up end of mount pad with bracing piece fixed connection.

As a preferred aspect of the utility model, the inner circle of connecting bearing pass through the spline with the bracing piece is connected, the outer lane of connecting bearing with connecting seat fixed connection.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model has the characteristics of reasonable in design and easy operation, the utility model relates to a heat radiation structure for car lamps and lanterns

(1) The ventilating panel is connected with the limiting retainer ring through the fixing screw, so that the heat dissipation device and the automobile lamp can be conveniently and quickly disassembled and assembled, and the heat dissipation device or the automobile lamp can be conveniently overhauled by workers;

(2) in addition, the air flow change that the car operation in-process drove is convenient for utilize for external air rotates the radiating fin through the air inlet grid, and the air flow change that the radiating fin drove is cooled down the radiating fin through ventilative panel, thereby is convenient for dispel the heat to the lamp source module body.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural diagram of a partial explosion diagram of the overall structure of the heat dissipation structure for the automobile lamp of the present invention;

fig. 2 is a schematic structural view of a partial cross-sectional view of the overall structure of the heat dissipation structure for the automobile lamp of the present invention;

fig. 3 is a schematic structural view of an enlarged view at a of fig. 2 in the heat dissipation structure for an automotive lamp according to the present invention;

fig. 4 is a schematic structural view of the joint between the heat dissipation blade and the support rod in the heat dissipation structure for the automobile lamp of the present invention;

fig. 5 is a schematic structural view of an enlarged view of a point a in fig. 4 in the heat dissipation structure for an automotive lamp according to the present invention.

In the figure: 1-a light source module body, 10-radiating fins, 2-a protective cover, 21-a limiting retainer ring, 3-a protective panel, 4-an air inlet grid, 41-a ventilation panel, 42-a fixing screw, 51-a mounting seat, 52-a supporting rod, 53-a radiating blade, 531-a connecting seat and 54-a connecting bearing.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, the present invention provides a technical solution: the utility model provides a heat radiation structure for automobile lamp, including the automobile lamp body, the automobile lamp body includes lamp source module body 1, the radiating fin 10 of terminal surface periphery is under the lamp source module body 1 to the setting, the protection casing 2 of setting in the 1 periphery of lamp source module body, the transparent material's of setting at the 2 up end of protection casing protective panel 3, the spacing retaining ring 21 of terminal surface under the 2 inner chambers of setting of protection casing, the periphery of spacing retaining ring 21 and the inner wall fixed connection of protection casing 2, the up end of spacing retaining ring 21 offsets with the lower terminal surface of lamp source module body 1 and sets up, the effectual stability of being connected with protection casing 21 of guaranteeing spacing retaining ring, and support the lower terminal surface of lamp source module body 1 through spacing retaining ring 21.

Referring to fig. 1, 2, 3, 4 and 5, and the heat dissipating device connected to the limit retainer 21, the heat dissipating device includes a ventilation panel 41 connected to the limit retainer 21, an air inlet grid 4 disposed on a lower end surface of the ventilation panel 41, a mounting seat 51 disposed on a lower end surface of an inner cavity of the air inlet grid 4, a support rod 52 fixedly connected to the mounting seat 51, a connecting seat 531 disposed on an end of the support rod 52 far away from the end connected to the mounting seat 51, heat dissipating blades 53 uniformly disposed on an outer periphery of the connecting seat 531, and a connecting bearing 54 disposed on a connecting position of the connecting seat 531 and the support rod 52.

Referring to fig. 1, 2, 3, 4 and 5, fixing screws 42 are uniformly arranged at the connecting positions of the ventilating panel 41 and the limiting retainer ring 21, the fixing screws 42 penetrate through the ventilating panel 41 and are connected with the limiting retainer ring 21, because the ventilating panel 41 is connected with the limiting retainer ring 21 through the fixing screw 42, the heat dissipation device and the automobile lamp can be conveniently and quickly assembled and disassembled, and then be convenient for the staff to overhaul heat abstractor or car lamps and lanterns, be provided with the spacing groove with set screw 42's nut looks adaptation on ventilative panel 41, the spacing groove is convenient for carry on spacingly to set screw 42's nut, be provided with the screw hole with set screw 42 looks adaptation on the spacing retaining ring 21, the cooperation between set screw 42 and the screw hole is connected set screw and spacing retaining ring 21 to be convenient for be connected ventilative panel 41 with spacing retaining ring 21.

Referring to fig. 1, 2, 3, 4 and 5, the air inlet grid 4 is connected with the ventilation panel 41 through a clamping structure, and the air inlet grid 4 is detachable from the ventilation panel 41, so that the worker can clean the heat dissipation blades 53 in the air inlet grid 4, the heat dissipation effect of the heat dissipation blades 53 is ensured, and a filter screen is arranged on one side of the ventilation panel 41 opposite to the limiting retainer ring 21 and is convenient for filtering air passing through the ventilation panel 41.

Referring to fig. 1, 2, 3, 4 and 5, the lower end surface of the mounting seat 51 is fixedly connected to the bottom surface of the inner cavity of the air inlet grid 4, and the upper end surface of the mounting seat 51 is fixedly connected to the support rod 52, so that the connection stability between the mounting seat 51 and the air inlet grid 4 is effectively ensured, and the connection stability between the mounting seat 51 and the support rod 52 is effectively ensured.

Referring to fig. 1, 2, 3, 4 and 5, the inner ring of the connecting bearing 54 is connected to the supporting rod 52 through a spline, and the outer ring of the connecting bearing 54 is fixedly connected to the connecting seat 531, so that the heat dissipating blades 53 rotate around the supporting rod 52.

The working principle is as follows: the air flow change driven in the running process of the automobile is utilized, so that the external air rotates the radiating fins 53 through the air inlet grids 4, the air flow change driven by the radiating fins 53 cools the radiating fins 10 through the ventilation panel 41, and the lamp source module body 1 is convenient to radiate.

The device obtained by the design can basically improve the problem that the conventional automobile lamp heat dissipation structure cannot be used for directly dissipating heat of the lamp source module body conveniently in the actual use process due to the design characteristics of the device, so that the heat dissipation effect of the automobile lamp is reduced, but the device is further improved by a designer in the aim of further perfecting the function of the device.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a heat radiation structure for car lamps and lanterns which characterized in that: comprises an automobile lamp body;

the automobile lamp body comprises a lamp source module body (1), radiating fins (10) arranged on the periphery of the lower end face of the lamp source module body (1), a protective cover (2) arranged on the periphery of the lamp source module body (1), a transparent protective panel (3) arranged on the upper end face of the protective cover (2), a limiting check ring (21) arranged on the lower end face of an inner cavity of the protective cover (2) and a radiating device connected with the limiting check ring (21);

the heat dissipation device comprises a ventilation panel (41) connected with a limiting check ring (21), an air inlet grid (4) arranged on the lower end face of the ventilation panel (41), a mounting seat (51) arranged on the lower end face of an inner cavity of the air inlet grid (4), a support rod (52) fixedly connected with the mounting seat (51), and a connecting seat (531) arranged at one end of the support rod (52) connected with the mounting seat (51), and heat dissipation blades (53) uniformly arranged on the periphery of the connecting seat (531) and a connecting bearing (54) arranged at the connecting position of the support rod (52) connected with the connecting seat (531).

2. The heat dissipation structure for the automobile lamp according to claim 1, wherein the periphery of the limiting check ring (21) is fixedly connected with the inner wall of the protective cover (2), and the upper end surface of the limiting check ring (21) is abutted against the lower end surface of the lamp source module body (1).

3. The heat dissipation structure for the automobile lamp according to claim 2, wherein fixing screws (42) are uniformly arranged at the connection position of the ventilation panel (41) and the limiting retainer ring (21), and the fixing screws (42) penetrate through the ventilation panel (41) and are connected with the limiting retainer ring (21).

4. The heat dissipation structure for the automobile lamp according to claim 3, wherein a limiting groove adapted to a nut of the fixing screw (42) is formed in the ventilation panel (41), and a threaded hole adapted to the fixing screw (42) is formed in the limiting retainer ring (21).

5. The heat dissipation structure for the automobile lamp according to claim 4, wherein the air inlet grid (4) is connected with the ventilation panel (41) through a clamping structure, and a filter screen is arranged on one side of the ventilation panel (41) opposite to the limiting retainer ring (21).

6. The heat dissipation structure for the automobile lamp according to claim 5, wherein the lower end surface of the mounting seat (51) is fixedly connected with the bottom surface of the inner cavity of the air inlet grid (4), and the upper end surface of the mounting seat (51) is fixedly connected with the support rod (52).

7. The heat dissipation structure for the automobile lamp according to claim 6, wherein an inner ring of the connecting bearing (54) is connected with the support rod (52) through a spline, and an outer ring of the connecting bearing (54) is fixedly connected with the connecting seat (531).