CN211345140U

CN211345140U - Near-light round crystal lamp

Info

Publication number: CN211345140U
Application number: CN202020308252.1U
Authority: CN
Inventors: 高和平; 高悦铃
Original assignee: Guangzhou Shankou Auto Supplies Co ltd
Current assignee: Guangzhou Shankou Auto Supplies Co ltd
Priority date: 2020-03-13
Filing date: 2020-03-13
Publication date: 2020-08-25
Anticipated expiration: 2030-03-13

Abstract

The utility model discloses a near-light round crystal lamp, which comprises an LED lamp component, a reflecting cover, a heat dissipation structure and a lens component; the LED lamp assembly is arranged on the upper surface of the heat dissipation structure; the reflecting cover is covered above the LED lamp assembly; the lens assembly comprises a first light gathering cylinder, a plano-convex lens and a second light gathering cylinder which are arranged in sequence; the first light-gathering cylinder converges the light reflected by the reflector to the plano-convex lens and then focuses the light by the plano-convex lens; the lens assembly is sleeved in the dustproof shell cover and is fixedly connected with the heat dissipation structure through the dustproof shell cover; the lower part of the heat dissipation structure is connected with an adjusting rod used for adjusting the height of light. The lens component carries out secondary convergence on light emitted by the LED, so that the light convergence of the near-light round crystal lamp is better, and the brightness is higher.

Description

Near-light round crystal lamp

Technical Field

The utility model relates to a light technical field specifically is a short-distance beam circle crystal lamp.

Background

At present, the light source of the automobile headlamp is mainly a halogen tungsten lamp and a high-pressure gas discharge lamp, and the lamp has poor shock resistance, short service life and larger power consumption. In comparison, the LED light source has the advantages of energy conservation, long service life, good earthquake resistance and the like. The development of LEDs as light sources for automotive headlamps has been a hot spot in recent years.

The existing patch type LED dipped quartz lamp has poor heat dissipation effect, and the working performance of the existing patch type LED dipped quartz lamp is greatly influenced because the patch type LED is sensitive to temperature. In addition, the lens assembly of the existing patch type LED dipped beam crystal lamp has poor convergence to light and poor structural stability.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to the problem that above-mentioned prior art exists, provide a short-distance beam circle crystal lamp.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:

a near-light round crystal lamp comprises an LED lamp assembly, a reflecting cover, a heat dissipation structure and a lens assembly;

the LED lamp assembly is arranged on the upper surface of the heat dissipation structure;

the reflecting cover is covered above the LED lamp assembly;

the lens assembly comprises a first light gathering cylinder, a plano-convex lens and a second light gathering cylinder which are arranged in sequence; the first light-gathering cylinder converges the light reflected by the reflector to the plano-convex lens and then focuses the light by the plano-convex lens; the second condenser tube is used for carrying out secondary convergence on the light emitted by the plano-convex lens;

the lens assembly is sleeved in the dustproof shell cover and is fixedly connected with the heat dissipation structure through the dustproof shell cover;

the lower part of the heat dissipation structure is connected with an adjusting rod used for adjusting the height of light.

Furthermore, the heat dissipation structure comprises a plate body, a first fin group arranged on the lower surface of the plate body, and a second fin group arranged on the upper surface of the plate body.

Furthermore, a positioning limit plate is arranged between the plate body and the reflecting cover; the positioning limit plate comprises a limit surface, first connecting ends arranged on two sides of the limit surface and second connecting ends arranged at the rear end of the limit surface; clamping protrusions are further arranged on two sides of the limiting surface; the clamping protrusion is clamped with the clamping groove of the reflecting shade; the limiting surface is connected with the reflecting cover and the heat dissipation structure through the first connecting end and the second connecting end.

Furthermore, the limiting surface is higher than the second connecting end; the second connecting end is higher than the first connecting end.

Furthermore, each heat sink of the first heat sink set is provided with a reinforcing rib column.

Further, the lower surface of the first cooling fin group, the upper surface of the second cooling fin group and the rear end of the plate body are provided with mounting holes.

Further, the radiating fins of the first radiating fin group and the radiating fins of the second radiating fin group are arranged at equal intervals.

Furthermore, the adjusting rod comprises a rod body, a clamping piece and a fixing piece; the rod body slides in the clamping piece; the adjusting rod is fixedly connected with the heat dissipation structure through the fixing piece.

The utility model has the advantages that:

1. the lens component carries out secondary convergence on light emitted by the LED, so that the light convergence of the near-light round crystal lamp is better, and the brightness is higher.

2. The heat dissipation structure is provided with two groups of heat dissipation fins, and the first heat dissipation fin group is provided with the reinforcing rib columns, so that the heat dissipation area is effectively increased.

3. A positioning limiting plate is arranged between the reflector and the heat dissipation structure, so that the reflector is more convenient to mount and the structure is more stable.

Drawings

Fig. 1 is a schematic structural view of a near-beam circular crystal lamp of the present invention;

fig. 2 is a bottom view of the low beam circular crystal lamp of the present invention;

fig. 3 is an exploded view of the near-beam circular crystal lamp of the present invention.

In the figure: 1-LED lamp assembly, 2-reflector, 21-card slot, 3-heat dissipation structure, 31-plate body, 32-first heat dissipation plate group, 33-second heat dissipation plate group, 4-lens assembly, 41-first light gathering cylinder, 42-plano-convex lens, 43-second light gathering cylinder, 5-dustproof shell cover, 6-adjusting rod, 61-rod body, 62-clamping piece, 63-fixing piece, 7-positioning limiting plate, 71-limiting surface, 72-first connecting end, 73-second connecting end, 74-clamping protrusion, 8-reinforcing rib column, 9-mounting hole and 10-plane mirror.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1-3, a near light circular crystal lamp provided by the present invention includes an LED lamp assembly 1, a reflector 2, a heat dissipation structure 3 and a lens assembly 4.

Referring to fig. 3, the LED lamp assembly 1 is a surface mount LED lamp and a circuit board for supplying power to the LED lamp.

The heat dissipation structure 3 includes a plate 31, a first fin group 32 disposed on a lower surface of the plate 31, and a second fin group 33 disposed on an upper surface of the plate 31.

The LED lamp assembly 1 is disposed in a mounting groove formed on the upper surface of the plate 31, and both ends of the LED lamp assembly are fixed to the plate 31 by screws.

In order to further increase the heat dissipation area, each heat sink of the first heat sink set 32 is provided with a reinforcing rib 8, and the reinforcing rib 8 enhances the strength of the heat dissipation structure 3, and increases the heat dissipation area, so that the heat dissipation effect of the heat dissipation structure 3 is better.

The fins of first fin group 32 and second fin group 33 are arranged at equal intervals, so that heat dissipation is more uniform.

The reflector 2 covers the LED lamp assembly 1 and is fixed with the heat dissipation structure 3 to reflect light emitted by the LED lamp assembly.

In order to allow the reflector 2 to be firmly fixed to the heat dissipating structure 3, a positioning limiting plate 7 is provided between the plate body 31 of the heat dissipating structure 3 and the reflector 2.

The positioning limit plate 7 comprises a limit surface 71, first connecting ends 72 arranged at two sides of the limit surface 71, and second connecting ends 73 arranged at the rear end of the limit surface 71.

Clamping protrusions 74 are further arranged on two sides of the limiting surface 71, and the clamping protrusions 74 are clamped with the clamping grooves 21 of the reflector 2 and limit the positions of the clamping protrusions 74; the limiting surface 71 is connected with the reflector 2 and the heat dissipation structure 3 through a first connecting end 72 and a second connecting end 73.

The height of the limiting surface 71 is higher than that of the second connecting end 73, and the height of the second connecting end 73 is higher than that of the first connecting end 72.

The clamping protrusion 74 is clamped in the clamping groove 21, so that the reflecting shade 2 is stably limited on the plate body 31, the installation is more convenient, and the light emitted by the LED is reflected and converged.

The lens assembly 4 includes a first condenser tube 41, a plano-convex lens 42, and a second condenser tube 43, which are sequentially disposed.

The first condenser tube 41 condenses the light reflected by the reflector 2 to the plano-convex lens 42 and then the plano-convex lens 42 focuses the light, and the second condenser tube 43 further condenses the light passing through the plano-convex lens 42, so that the emitted light has higher brightness and longer irradiation distance.

The lens component 4 is sleeved in the dustproof housing 5, the rear end of the dustproof housing 5 is fixedly connected with the heat dissipation structure 3, and the lens component 4 is stably fixed in the dustproof housing 5. The end of the dustproof shell 5 is provided with a transparent flat mirror 10.

The lower part of the heat radiation structure 3 is connected with an adjusting rod 6 for adjusting the height of the light.

The adjusting lever 6 includes a lever body 61, a snap member 62, and a fixing member 63.

The rod body 61 is slidably sleeved in the clamping piece 62, the clamping piece 62 is in interference fit with the fixing piece 63, and the fixing piece 63 is fixedly connected with the heat dissipation structure 3 through screws. The tail end of the rod body 61 is fixedly connected with the vehicle body.

Mounting holes 9 are formed in the lower surface of the first fin group 32, the upper surface of the second fin group 33 and the rear end of the plate body 31, and multi-angle mounting can be achieved.

The foregoing is a more detailed description of the present invention, taken in conjunction with the specific preferred embodiments thereof, and it is not intended that the invention be limited to the specific embodiments shown and described. To the utility model belongs to the technical field of ordinary technical personnel, do not deviate from the utility model discloses under the prerequisite of design, can also make a plurality of simple deductions or replacement, all should regard as belonging to the utility model discloses a protection scope.

Claims

1. A near light circular crystal lamp is characterized in that: the LED lamp comprises an LED lamp assembly (1), a reflecting cover (2), a heat dissipation structure (3) and a lens assembly (4);

the LED lamp assembly (1) is arranged on the upper surface of the heat dissipation structure (3);

the reflecting cover (2) covers the LED lamp assembly (1);

the lens assembly (4) comprises a first light gathering cylinder (41), a plano-convex lens (42) and a second light gathering cylinder (43) which are arranged in sequence; the first light-gathering cylinder (41) gathers the light reflected by the reflector (2) to the plano-convex lens (42) and then the plano-convex lens (42) focuses the light; the second condenser (43) condenses the light emitted by the plano-convex lens (42) for the second time;

the lens assembly (4) is sleeved in the dustproof shell cover (5) and is fixedly connected with the heat dissipation structure (3) through the dustproof shell cover (5);

the lower part of the heat dissipation structure (3) is connected with an adjusting rod (6) for adjusting the height of the light.

2. The low-beam circular crystal lamp according to claim 1, wherein: the heat dissipation structure (3) comprises a plate body (31), a first heat dissipation plate group (32) arranged on the lower surface of the plate body (31) and a second heat dissipation plate group (33) arranged on the upper surface of the plate body (31).

3. The low-beam circular crystal lamp according to claim 2, wherein: a positioning limit plate (7) is arranged between the plate body (31) and the reflecting cover (2); the positioning limit plate (7) comprises a limit surface (71), first connecting ends (72) arranged at two sides of the limit surface (71), and second connecting ends (73) arranged at the rear end of the limit surface (71); clamping protrusions (74) are further arranged on the two sides of the limiting surface (71); the clamping protrusion (74) is clamped with the clamping groove (21) of the reflector (2); the limiting surface (71) is connected with the reflecting cover (2) and the heat dissipation structure (3) through the first connecting end (72) and the second connecting end (73).

4. A low-beam circular crystal lamp as claimed in claim 3, wherein: the limiting surface (71) is higher than the second connecting end (73); the second connecting end (73) is higher than the first connecting end (72).

5. The low-beam circular crystal lamp according to claim 2, wherein: and each radiating fin of the first radiating fin group (32) is provided with a reinforcing rib column (8).

6. The low-beam circular crystal lamp according to claim 5, wherein: the lower surface of the first cooling fin group (32), the upper surface of the second cooling fin group (33) and the rear end of the plate body (31) are provided with mounting holes (9).

7. A low-beam circular crystal lamp as claimed in any one of claims 2-6, wherein: the radiating fins of the first radiating fin group (32) and the radiating fins of the second radiating fin group (33) are arranged at equal intervals.

8. The low-beam circular crystal lamp according to claim 1, wherein: the adjusting rod (6) comprises a rod body (61), a clamping piece (62) and a fixing piece (63); the rod body (61) slides in the clamping piece (62); the adjusting rod (6) is fixedly connected with the heat dissipation structure (3) through a fixing piece (63).